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Forb

A forb is a herbaceous flowering plant with broad leaves and non-woody stems, distinct from graminoids such as grasses, sedges, and rushes.^[1] These plants can be annual, biennial, or perennial and are typically found in open habitats like grasslands, prairies, meadows, and savannas. Forbs are vital contributors to ecosystem diversity and functionality, often comprising the majority of species richness in herbaceous plant communities.^[2] They support pollinators, wildlife, and livestock by providing nutritious forage, nectar, seeds, and cover, while also enhancing soil stability and nutrient cycling.^[3] In grassland ecosystems, forbs promote functional diversity through varied traits that bolster resilience against disturbances like grazing and fire.^[4] Their ecological roles extend to maintaining invertebrate populations, which in turn support agricultural productivity and food security.^[2] Despite their importance, forbs face threats from nutrient enrichment, invasive species,^[5] and land-use changes, which can reduce their abundance and diversity in native habitats.^[6] Restoration efforts increasingly emphasize native forb seeding to rehabilitate degraded rangelands and enhance biodiversity.^[7]

Definition and Characteristics

Definition

A forb is an herbaceous flowering plant, specifically an angiosperm, that lacks woody tissue and is not classified as a graminoid, thereby excluding grasses (family Poaceae), sedges (family Cyperaceae), rushes (family Juncaceae), and other monocots with grass-like leaves.^[8]^[9] This definition encompasses non-graminoid dicots—broad-leaved plants with two seed leaves—and certain non-grass-like monocots, such as lilies, while strictly excluding woody forms like trees, shrubs, and vines.^[10] Key distinguishing traits of forbs include their non-woody, herbaceous nature, broad leaves, and production of conspicuous flowers, which set them apart from the narrow-leaved, inconspicuous inflorescences of graminoids.^[10]^[11] They often feature a basal rosette of leaves or upright stems that support flowering structures, enabling efficient reproduction through seeds.^[9] Unlike woody perennials, forbs die back to the ground level after flowering, dormancy, or seasonal stress, relying on underground structures like roots or rhizomes for regrowth without developing persistent above-ground woody tissue.^[8]^[12] Forbs exhibit diverse life cycles as annuals, biennials, or perennials, completing seed production within a single growing season or over multiple years, with rangeland species typically perennial and cropland types often annual to fill seasonal forage needs.^[9]^[11] This herbaceous lifecycle emphasizes their adaptation to temporary above-ground growth, contrasting with the persistent structures of woody plants or the tillering habits of graminoids.^[10]

Morphological Features

Forbs exhibit a range of morphological features that distinguish them as herbaceous, broadleaf flowering plants, primarily within the dicotyledonous angiosperms. Their leaves are typically broad and flat, often arranged in rosettes at the base or alternately along the stem, featuring net-like (reticulate) venation characteristic of dicots, which contrasts with the parallel venation found in graminoids.^[13]^[9] These leaves serve as primary photosynthetic organs and vary in shape from ovate to lanceolate, with margins that may be entire, serrated, or lobed, enhancing surface area for light capture in open habitats. The stems of forbs are soft and non-woody, usually green and photosynthetic, lacking the hollow or pith-filled structure common in grasses. Growth habits include erect forms that rise vertically for competitive light access, decumbent stems that trail along the ground, or prostrate habits that spread horizontally to colonize disturbed areas. These stems are typically solid and herbaceous, dying back to the ground in perennial species after the growing season, though annual forbs complete their life cycle in a single season.^[10]^[13] Root systems are adapted for rapid establishment and resource uptake, featuring either fibrous networks of fine roots for shallow soil exploitation or deep taproots for accessing water in drier conditions, as seen in species like dandelions. Bulbous or tuberous roots may also occur in some forbs for storage and perennation.^[9] Reproductive structures in forbs are diverse, reflecting their angiosperm nature, with flowers borne on inflorescences that range from solitary blooms to clustered racemes, umbels, or panicles, often featuring colorful petals to attract pollinators. Fruits develop from these flowers in varied forms, such as dry capsules that split to release seeds, achenes with single-seeded structures, or legumes in forb species that include certain non-grass families.^[10] Forbs vary in overall plant size depending on species and environmental factors, allowing for compact rosette forms in competitive settings or taller erect growth in resource-rich areas.^[10]

Etymology and History

Origin of the Term

The term "forb" traces its etymological roots to the Ancient Greek word φορβή (phorbḗ), which denotes "fodder," "forage," or "pasture plants," derived from the verb φέρβω (phérbō), meaning "to feed" or "to graze."^[14]^[15] This linguistic origin reflects the term's association with herbaceous vegetation suitable for grazing, a concept central to early ecological and agricultural studies. The word entered the English language in 1924, marking its initial adoption in botanical and ecological contexts to describe broad-leaved herbaceous plants distinct from grasses and sedges.^[14] Ecologists in the early 20th century introduced "forb" to provide a precise designation for non-graminoid herbs, particularly in vegetation studies and rangeland management, where distinguishing plant functional groups was essential for analyzing community composition. This usage helped clarify ecological roles in pastures and meadows, avoiding the ambiguity of the broader term "herb," which encompasses all non-woody plants. The standard spelling "forb" has been used since its introduction, though a rare variant "phorb" occasionally appears in some contexts.^[16] This adaptation facilitated its widespread use in North American rangeland ecology, emphasizing forbs' role as key components separate from dominant graminoids.

Historical Development

The term "forb" emerged in the early 20th century as part of ecological surveys of North American grasslands and prairies. These surveys aimed at evaluating vegetation for sustainable grazing management and distinguished broad-leaved herbaceous plants from grasses and other graminoids to better assess range condition and productivity. The usage built on foundational plant ecology texts, such as J.E. Weaver and F.E. Clements' Plant Ecology (1938), which defined forbs as non-grasslike herbs integral to prairie communities.^[17] By the mid-20th century, the term gained standardization in scientific literature on North American vegetation, particularly during the 1940s and 1950s. Robert T. Coupland's seminal work, including his 1950 monograph Ecology of Mixed Prairie in Canada and 1961 paper "A Reconsideration of Grassland Classification in the Northern Great Plains of North America," prominently employed "forb" to characterize non-graminoid herbs in mixed prairie ecosystems, emphasizing their role in community structure and dynamics. This period marked a shift toward more precise classification in rangeland ecology, influencing vegetation mapping and management practices across the Great Plains. The adoption of "forb" spread globally by the 1960s, extending to Australian and European ecological studies focused on non-graminoid herbs in pastoral and grassland systems. In Australia, it appeared in rangeland degradation assessments, such as those documenting pasture recovery in semi-arid regions, to differentiate forb components from grasses in overgrazed landscapes.^[18] European applications similarly integrated the term into vegetation analyses of temperate meadows and savannas, facilitating cross-continental comparisons of herbaceous diversity. Post-1970s, the usage of "forb" evolved from its roots in rangeland management to encompass broader biodiversity and conservation contexts, including classifications by the International Union for Conservation of Nature (IUCN). This expansion reflected growing emphasis on forbs' contributions to ecosystem resilience and species inventories, as seen in IUCN's Global Ecosystem Typology and Red List criteria for herbaceous growth forms.^[19]

Classification and Taxonomy

Formal Botanical Classification

Forbs are taxonomically positioned within the division Magnoliophyta, encompassing the vast majority of angiosperm species that exhibit herbaceous growth forms, predominantly among the eudicots (core angiosperms) and certain basal monocots, while explicitly excluding the graminoid families Poaceae (grasses), Cyperaceae (sedges), and Juncaceae (rushes). This placement reflects their status as non-woody, broad-leaved flowering plants integrated into the broader phylogenetic framework of angiosperms, whose crown group first diversified around 140 million years ago following divergence from gymnosperms approximately 300 million years ago.^[20]^[21]^[22] Phylogenetically, forbs exhibit remarkable diversity, spanning numerous orders within the APG IV classification system, including but not limited to Asterales (e.g., families Asteraceae and Campanulaceae), Fabales (e.g., Fabaceae), and Caryophyllales (e.g., Caryophyllaceae and Amaranthaceae). This distribution across more than 60 orders highlights their polyphyletic nature, as they do not form a single evolutionary lineage but rather represent convergent adaptations to herbaceous habits in diverse lineages. Estimates suggest forbs account for over 200,000 species globally, underscoring their dominance in angiosperm diversity outside of graminoid and woody groups.^[21]^[20] In hierarchical botanical integration, forbs align closely with the informal category of "herbs" as defined in the APG IV system, which emphasizes molecular and morphological data to delineate orders and families without rigid adherence to growth-form clades. However, as a functional rather than taxonomic group, forbs lack monophyly, leading to their informal application in descriptive floras; for instance, the Flora of North America employs the term to categorize non-graminoid herbaceous species across its volumes, facilitating ecological and regional identifications without implying phylogenetic unity. This approach acknowledges gaps in strict classification, prioritizing utility in biodiversity inventories over cladistic boundaries.^[21]

Informal Ecological Grouping

In applied ecology, forbs are recognized as one of the primary plant guilds in grassland ecosystems, alongside grasses, shrubs, and trees, where guilds are defined by shared growth forms, life histories, and resource acquisition strategies such as light capture, nutrient uptake, and water use.^[23] This functional grouping emphasizes ecological roles over strict taxonomic boundaries, allowing forbs—broad-leaved, non-woody herbs—to be assessed based on their contributions to community structure and dynamics in open habitats like prairies and savannas.^[24] For instance, forbs often occupy niches as early successional species or understory components, facilitating resource partitioning among guilds in nutrient-limited environments.^[25] In rangeland science, this informal guild framework is widely applied by agencies like the USDA Natural Resources Conservation Service (NRCS) to evaluate plant communities, forage quality, and land management potential through ecological site descriptions. These groupings enable practitioners to inventory vegetation for sustainable grazing, erosion control, and restoration, categorizing forbs by their palatability, productivity, and adaptability to disturbance regimes rather than species-level details.^[26] For example, the Rangeland Analysis Platform uses forb guilds to map annual cover and net primary production at 30-meter resolution, supporting decisions on livestock carrying capacity and wildfire risk assessment across western U.S. rangelands.^[27] Within the forb guild, subgroupings further refine ecological assessments, distinguishing annual forbs, which complete their life cycle in one season and dominate disturbed or arid sites, from perennial forbs that persist multiple years and provide long-term stability in established communities.^[27] A key functional subset includes nitrogen-fixing forbs, primarily legumes such as alfalfa (Medicago sativa) and clovers (Trifolium spp.), which form symbiotic relationships with rhizobia bacteria to convert atmospheric nitrogen into bioavailable forms, enhancing soil fertility for associated guilds.^[28] These legumes, often seeded in mixes for rangeland rehabilitation, can fix 50-200 pounds of nitrogen per acre annually, depending on site conditions, thereby supporting overall guild productivity.^[26] The use of these informal groupings offers practical advantages in monitoring dynamic ecosystems like prairies, where tracking individual species is resource-intensive; instead, guild-level metrics simplify assessments of biodiversity patterns, succession trajectories, and responses to stressors such as drought or grazing.^[29] By focusing on functional attributes, ecologists can detect shifts in community composition—such as forb dominance indicating recovery from overgrazing—more efficiently, aiding conservation planning and adaptive management without exhaustive taxonomic surveys.^[25] This approach has proven effective in large-scale inventories, revealing forb guilds as critical for maintaining high species richness in tallgrass prairies, where they comprise up to hundreds of taxa per site.^[30]

Ecological Role

Habitat and Ecosystem Contributions

Forbs primarily inhabit open grasslands, meadows, disturbed soils, and forest edges, where they demonstrate tolerance to full sun exposure and fluctuating moisture levels. These environments, often characterized by mesic to dry conditions and varying soil depths, support diverse forb communities that thrive in areas with moderate drainage and nutrient availability. For instance, in prairie grasslands, forbs establish readily on sites with well-drained loamy soils, contributing to the structural complexity of these ecosystems.^[31] Forbs significantly enhance biodiversity within their habitats by increasing floral diversity, which in turn supports pollination networks and promotes soil stabilization through extensive root systems. Their varied bloom periods and flower morphologies attract a wide array of pollinators, such as bees and butterflies, fostering resilient insect populations essential for ecosystem health. Additionally, the fibrous roots of many forb species bind soil particles, reducing erosion in vulnerable meadow and grassland settings and maintaining habitat integrity during seasonal rains or winds.^[31]^[32] In terms of nutrient cycling, numerous forb species, particularly legumes like clovers and wild indigos, play a pivotal role by fixing atmospheric nitrogen through symbiotic relationships with rhizobia bacteria, thereby enriching soil fertility. Forage legumes can fix 250–500 pounds of nitrogen per acre annually, with a portion returning to the soil via root exudates and plant decomposition, which benefits subsequent vegetation in nutrient-poor grasslands. This process is especially vital during early stages of ecosystem development, where forbs help restore nitrogen levels depleted by prior disturbances.^[33]^[34] Forbs often act as pioneer species in ecological succession, colonizing early seral stages on disturbed sites and facilitating the transition to more stable climax communities. Their rapid establishment on bare or eroded soils helps suppress weeds, build organic matter, and create conditions for later-arriving perennials. Moreover, forbs exhibit notable resilience to disturbances like grazing and fire, with many species regenerating quickly post-event due to seed banks and vegetative propagation, which sustains grassland dynamics over time.^[35]^[31] Recent studies from the 2020s underscore the growing importance of forbs in climate adaptation, particularly their responses to drought and warming in grassland ecosystems. As global temperatures rise, forbs in semi-arid regions show varying sensitivities, with some species maintaining productivity under prolonged dry conditions while others face declines in cover and diversity. For example, a 2025 assessment indicates that forb responses to temperature increases are likely variable across sagebrush steppe ecosystems. These shifts highlight forbs' potential in resilient ecosystem management, as their root networks aid water retention and carbon sequestration amid intensifying climate stressors.^[36]^[37]

Interactions with Fauna and Flora

Forbs play a crucial role in attracting pollinators through their diverse floral structures, which provide nectar and pollen as essential resources for bees, butterflies, and birds. Many forb species exhibit specialized adaptations, such as ultraviolet-reflective patterns on petals, that guide pollinators to reproductive parts, enhancing cross-pollination efficiency in ecosystems. For instance, wildflowers like those in the Asteraceae family support a wide array of native pollinators, contributing to the maintenance of insect populations that rely on these plants for foraging during blooming seasons. Herbivory represents a significant interaction where forbs serve as primary forage for various fauna, including livestock, deer, and insects, influencing both plant population dynamics and animal nutrition. Grazing by herbivores can stimulate forb growth through selective browsing, but excessive herbivory may reduce forb abundance in overgrazed areas. Some forbs have evolved chemical defenses, such as alkaloids and tannins, to deter herbivores; for example, species in the Fabaceae family produce these compounds to limit consumption by mammals and insects, thereby protecting their tissues. In terms of competition and symbiosis, forbs engage in allelopathic interactions with grasses, releasing biochemicals from roots or decomposing litter that inhibit grass germination and growth, thereby allowing forbs to occupy niches in mixed plant communities. Symbiotic relationships with mycorrhizal fungi are widespread among forbs, where these fungi form associations with forb roots to facilitate nutrient uptake, particularly phosphorus, in exchange for carbohydrates from the plant. This mutualism enhances forb resilience in nutrient-poor soils and supports overall plant community stability. Forbs contribute to biodiversity by acting as keystone species in food webs, providing foundational support for higher trophic levels through their role in pollination and herbivory chains. Their declines, often linked to habitat fragmentation and agricultural intensification, have been associated with pollinator losses in conservation studies from the 2020s, underscoring forbs' importance in sustaining ecosystem services. Certain invasive forb species, such as knapweeds (Centaurea spp.), aggressively outcompete native flora by altering soil chemistry and suppressing competitor growth, which disrupts local plant compositions and reduces habitat quality for endemic fauna. These invasions can lead to homogenized ecosystems, diminishing floral diversity and indirectly affecting dependent pollinators and herbivores.

Diversity and Examples

Common Forb Species

Forbs encompass a vast array of herbaceous flowering plants and represent a major component of plant diversity in North America, where there are approximately 51,000 native vascular plant species, the majority of which are herbaceous non-graminoids.^[38] In prairie ecosystems, forbs often constitute 5-50% of the vegetation cover, contributing significantly to biodiversity alongside dominant grasses.^[39] This diversity is illustrated by several widespread species that thrive in temperate, grassland, and global contexts. In temperate regions, the common dandelion (Taraxacum officinale) is a ubiquitous perennial forb in the Asteraceae family, native to Eurasia but naturalized worldwide. It features a basal rosette of jagged, lance-shaped leaves and solitary yellow flower heads on hollow stems, typically growing 5-50 cm tall in moist, sunny areas.^[40] Similarly, broadleaf plantain (Plantago major) forms a compact basal rosette of broad, ovate leaves with prominent parallel veins, reaching 15-30 cm in height; this perennial herb is common in lawns, roadsides, and disturbed soils across temperate zones.^[41] Grassland natives include the annual sunflower (Helianthus annuus), a tall forb in the Asteraceae family endemic to North America, with coarse, hairy stems up to 3 m high supporting large, showy flower heads 7-12 cm across.^[42] Lupines (Lupinus spp.), a genus of over 200 perennial and annual legumes primarily native to western North America, exhibit palmately compound leaves and upright spikes of pea-like flowers in shades of blue, purple, or yellow; many species are nitrogen-fixing, enhancing soil fertility in open prairies.^[43] Among globally common forbs, clovers (Trifolium spp.) represent low-growing perennials in the Fabaceae family, with trifoliate leaves and globular heads of small white, pink, or red flowers; species like white clover (T. repens) form prostrate mats up to 10 cm tall, spreading widely in temperate grasslands.^[44] Yarrow (Achillea millefolium), an aromatic perennial in the Asteraceae family native to Eurasia and naturalized globally, grows 30-100 cm tall with finely dissected, feathery leaves and flat-topped clusters of tiny white flowers on erect stems.^[45]

Regional Variations

In North American prairies, forb communities are often dominated by families such as Asteraceae and Fabaceae, which contribute significantly to the region's floral diversity and ecological stability. For instance, in tallgrass prairie ecosystems, species like goldenrod (Solidago spp.) are prevalent, thriving in the nutrient-rich soils and periodic disturbances that characterize these habitats.^[46]^[47] European meadows exhibit notable diversity within the Apiaceae family, reflecting adaptations to temperate climates with moderate rainfall and seasonal grazing pressures. Cow parsley (Anthriscus sylvestris), a common representative, forms extensive stands in these open, mesic environments, supporting pollinators and soil health through its umbelliferous structure.^[48]^[49] In tropical and arid regions, forbs display specialized adaptations to water scarcity and intense seasonality. Succulent forbs, such as agaves (Agave spp.), predominate in desert ecosystems, storing water in thickened leaves to endure prolonged droughts. In savannas, ephemeral annual forbs emerge rapidly during wet periods, completing their life cycles before dry conditions set in, thereby enhancing short-term biodiversity in fire-prone landscapes.^[50]^[51] Climate change has induced distributional shifts in forb populations, including poleward migration of boreal species as warming alters temperature regimes and growing seasons. Studies from the 2020s document these shifts in Arctic and boreal plant assemblages, with forbs among the responsive herbaceous groups facing habitat compression at southern edges.^[52] Endemism among vascular plants, many of which are forbs, is particularly elevated in biodiversity hotspots like the Mediterranean basin, where over 5,000 species are restricted to this region, driven by topographic heterogeneity and historical isolation. This concentration underscores the basin's role as a global center for plant diversification, with many taxa adapted to fire, grazing, and oligotrophic soils.^[53]

Human Significance

Agricultural and Forage Uses

Forbs serve as a vital component of forage in agricultural systems, offering high-protein nutrition essential for livestock such as cattle and sheep. Many forb species are rich in protein, vitamins, and minerals, often exceeding the nutritional quality of grasses during peak growing seasons, which supports improved animal health and productivity.^[54]^[55] In mixed rangeland pastures, forbs can constitute up to 28% of the total biomass, enhancing overall forage diversity and palatability for grazing animals.^[56] In crop integration, forbs are incorporated into cover crop mixtures and rotations to bolster soil health, with legumes such as alfalfa playing a prominent role as nitrogen-fixing plants that enrich soil fertility for subsequent crops.^[57] These practices reduce erosion, suppress weeds, and improve water retention, promoting sustainable farming systems.^[58] Overgrazing poses significant challenges to forb populations in rangelands, often resulting in the decline of desirable species and the proliferation of less palatable or invasive forbs, which diminishes overall forage quality. Effective management through rotational grazing mitigates these issues by allowing forb recovery periods, leading to higher biomass and nutritional value compared to continuous grazing.^[59]^[60] Economically, forbs contribute to the U.S. forage industry, valued at approximately $23.3 billion in 2024 through enhanced livestock production on diverse pastures.^[61] The Food and Agriculture Organization (FAO) has promoted sustainable rangeland practices incorporating forb diversity since the 2010s to support long-term productivity and resilience.^[62] Recent breeding efforts in the 2020s have focused on developing drought-resistant cultivars of key forbs like alfalfa, aiming to maintain yields in water-stressed agricultural environments.^[63] These advancements, including selections for deep-rooted traits and metabolic resilience, address climate challenges in forage production.^[64]

Conservation and Medicinal Applications

Many forb species face significant threats from habitat loss due to agricultural conversion, urbanization, and invasive species, with North American prairies—key habitats for these plants—reduced by over 99% in some regions since European settlement.^[65] For instance, species like the leafy prairie clover (Dalea foliosa) are listed as endangered under the U.S. Endangered Species Act, reflecting broader vulnerabilities among prairie forbs where habitat fragmentation has led to population declines in dozens of taxa.^[66] Conservation efforts emphasize protecting remaining grasslands, with initiatives like the U.S. Fish and Wildlife Service's rangewide conservation plans targeting recovery through land easements and habitat management.^[67] Restoration projects play a crucial role in forb conservation, particularly through seeding native species on reclaimed lands such as former agricultural fields and mine sites. Organizations like Prairie Moon Nursery supply high-quality native forb seeds for these efforts, supporting large-scale plantings in national parks, corporate campuses, and community restoration sites across the Midwest.^[68] These programs, often integrated with cover crops to prevent erosion, have successfully reintroduced diverse forb communities, enhancing ecosystem resilience and pollinator habitats in degraded areas.^[69] Forbs hold substantial medicinal value, with species like echinacea (Echinacea purpurea) containing alkamides and caffeic acid derivatives that exhibit anti-inflammatory effects by inhibiting pro-inflammatory cytokines.^[70] Historically used by Native American communities for treating infections and wounds, echinacea and over 500 other forb species continue to inform modern herbal remedies, including supplements for immune support and skin conditions, drawn from a global pool of more than 28,000 documented medicinal plant species.^[71] Regulatory bodies like the National Center for Complementary and Integrative Health recognize their traditional applications while noting the need for further clinical validation.^[72] In horticulture, forbs contribute to ornamental landscapes through wildflower gardens featuring species such as coneflowers (Echinacea spp.), which attract pollinators and add vibrant color. The global trade in forb bulbs, seeds, and live plants supports this use, with the flower bulb market alone valued at approximately $1.98 billion in 2023, driven by demand for native and drought-tolerant varieties in landscaping.^[73] Additionally, forbs enhance climate resilience in rewilding initiatives, where diverse grassland restorations boost soil carbon sequestration rates—potentially capturing up to 7.3 billion tons of CO2 equivalents annually worldwide—aligning with the Kunming-Montreal Global Biodiversity Framework's 2025 interim targets for ecosystem restoration and nature-based solutions.^[74]^[75]

References

[1]
[PDF] PLANTS Help
Forb/herb. Vascular plant without significant woody tissue above or at the ground. Forbs and herbs may be annual, biennial, or perennial but always lack.<|control11|><|separator|>
[2]
The Functional Importance of Forbs in Grassland Ecosystems
Forbs (i.e. the non-graminoid herbaceous component) represent the largest proportion of total species- and functional richness, which secure important ecosystem ...Missing: definition | Show results with:definition
[3]
[PDF] A field guide companion to Western Forbs - USDA Forest Service
Forbs play a vital role in providing food and cover resources for wildlife, including native pollinators. They are also important for providing other ecosystem ...
[4]
[PDF] The functional importance of forbs in grassland ecosystems
Forbs in grassy ecosystems can contribute up to 80% of the total richness in the herbaceous layer (Siebert and. Scogings 2015). Species richness provide trait- ...
[5]
Forb diversity globally is harmed by nutrient enrichment but can be ...
Mar 15, 2025 · Forbs play a critical role in contributing to grassland species richness, ecosystem functions, and ecological stability, such as nutrient ...
[6]
Chapter 19. Forbs for seeding range and wildlife habitats
Forbs provide ground cover, soil stability, community (flora and fauna) diversity, nutritious forage, and are of aesthetic value.Missing: definition | Show results with:definition
[7]
Glossary A-H
May 3, 2025 · ... monocot seedlings, see Tillich (2007). And last, but by no means ... forb: a non-woody plant other than a grass, sedge, or rush, c.f. ...B · C · E
[8]
Forbs - Forage Information System - Oregon State University
Forbs are herbaceous, broadleaf plants, not grass-like, and are used for forage, such as hay, silage, greenchop, or pasture.
[9]
Forb - an overview | ScienceDirect Topics
Forbs are herbaceous, non-woody, flowering plants, often called weeds, that are not grasses or legumes, and can have useful qualities.
[10]
Dictionary of Botanical Terms - Lyrae Nature Blog
Dec 6, 2021 · forb – Any non-woody flowering plant that is not a grass, sedge ... monocot – also monocotyledon – as the name implies, are defined by ...A · C · P<|control11|><|separator|>
[11]
Identifying physical characteristics and functional traits of forbs ...
Jan 3, 2023 · Establishing and enhancing pollinator habitat to support declining bee populations is a national goal within the United States.
[12]
[PDF] Range Plant Growth and Development_ UC ANR publication 8544
Forbs are herbaceous flowering plants that are not grasses, sedges, or rushes. Forbs are dicotyledonous (dicots) and nonwoody. The term forb is frequently used ...
[13]
[PDF] Grasses, Forbs, and Shrubs - Oh My! - Agriculture
Forbs are broad-leafed, non-woody plants. They usually have very showy flowers. Shrubs are plants with woody stems.
[14]
Forb - Etymology, Origin & Meaning
Origin and history of forb. forb(n.) "broad-leaved herbaceous plant," 1924, from Greek phorbe "fodder, forage." also from 1924. Trends of forb. adapted from ...
[15]
Forb Definition & Meaning - YourDictionary
Origin of Forb. From Greek phorbē fodder from pherbein to graze. From American Heritage Dictionary of the English Language, 5th Edition.Missing: etymology botany
[16]
FORB definition in American English - Collins Dictionary
nounOrigin: Gr phorbē, fodder < pherbein, to feed, graze. a broad-leaved herbaceous plant, as distinguished from the grasses, sedges, shrubs, and trees.
[17]
[PDF] Rangeland resource trends in the United States - USDA Forest Service
This report documents trends in America's rangelands as required by the Renewable Resources. Planning Act of 1974. The Forest Service has conducted ...
[18]
Weaver, J.E. and Clements, F.E. (1938) Plant Ecology. 2nd Edition ...
The main task is to study spatial-temporal self-organization of phytocenoses under different physical-geographic conditions reflecting practically all changes ...Missing: forb | Show results with:forb<|control11|><|separator|>
[19]
[PDF] Pasture Degradation and Recovery in Australia's Rangelands
1920s in western New South Wales and South Australia, mid 1930s in Western Australia, mid 1960s in New ... can become ephemeral or forb species (Carter et al.
[20]
[PDF] IUCN Global Ecosystem Typology 2.0
prairie-like tall forb grasslands, and very low dwarf shrubs interspersed with forbs or grasses. Total cover varies from. 10% to 30% and the balance between ...
[21]
Angiosperm Phylogeny Website - Missouri Botanical Garden
Here I very largely follow the most recent version of the Angiosperm Phylogeny Group classification (A.P.G. IV 2016). Any differences are not to be ...Missing: forbs | Show results with:forbs
[22]
None
Nothing is retrieved...<|separator|>
[23]
Products - Rangeland Analysis Platform
Estimates are partitioned into the following functional groups: annual forb and grass, perennial forb and grass, shrub, and tree.
[24]
[PDF] Response of native versus exotic plant guilds to cattle and elk ...
The vast majority of the observed species were perennials and forbs (Table 1). Native perennial forbs in particular were the most abundant plant guild, ...
[25]
[PDF] Prairie Plant Guilds: A Multivariate Analysis of ... - Kelly Kindscher
Results indicate that guild analysis offers a basis for detailed classification of grassland vegetation that is more ecologically focused than species ...Missing: simplify monitoring
[26]
[PDF] Forbs for Seeding Range and Wildlife Habitats - USDA Forest Service
Seeds can be easily fractured during cleaning or mechanical planting. Seedlings usually establish and grow rapidly, and can persist when seeded with most herbs.Missing: habit | Show results with:habit
[27]
RAP 30m Annual Vegetation Cover and Production
Jun 23, 2025 · The six plant functional groups are Annual Forbs and Grasses, Perennial Forbs and Grasses, Shrubs, Trees, Litter, and Bare Ground. Cover ...
[28]
[PDF] Rangeland Soil Health - Natural Resources Conservation Service
functional/structural groups (e.g., tall statured warm-season grasses, mid statured cool-season bunchgrasses, early season forbs, leguminous forbs, shrubs, etc.) ...
[29]
Innovation in rangeland monitoring: annual, 30 m, plant functional ...
Sep 19, 2018 · Plot displays annual precipitation and percent cover means within the allotment for four land cover classes, perennial forbs and grasses (PFG), ...
[30]
[PDF] Evaluating establishment of conservation practices in the ...
Forbs are the most diverse plant guild in mixed-grass and native tallgrass prairies (Dickson and Busby 2009), which can include hundreds of forb species (Howe ...
[31]
[PDF] Forbs in Grass Plantings - Natural Resources Conservation Service
Worldwide, there are an estimated 20,000 species of bees, with approximately 4,000 species native to the United States. The non- native European honey bee (Apis ...
[32]
Forb diversity globally is harmed by nutrient enrichment but can be ...
Mar 15, 2025 · Forbs (“wildflowers”) are important contributors to grassland biodiversity but are vulnerable to environmental changes.
[33]
Nitrogen Fixation by Legumes | New Mexico State University
Some legumes are better at fixing nitrogen than others. Common beans are poor fixers (less than 50 lb N per acre) and fix less than their nitrogen needs.Missing: subset | Show results with:subset
[34]
Contribution, Utilization, and Improvement of Legumes-Driven ...
Legumes improve soil fertility through the symbiotic association with microorganisms, such as rhizobia, which fix the atmospheric nitrogen and make nitrogen ...
[35]
When a weed is not a weed: succession management using early ...
Early seral species evolved to establish quickly and occupy disturbed soils, reduce erosion, and provide a food source for wildlife.
[36]
https://pmc.ncbi.nlm.nih.gov/articles/PMC8252445/
[37]
Increasing climatic sensitivity of global grassland vegetation ...
Grasslands are key repositories of biodiversity and carbon storage and are heavily impacted by effects of global warming and changes in precipitation regimes.
[38]
Recreate a Prairie - Lady Bird Johnson Wildflower Center
Native grasses are the framework of the prairie, and as much as 50 to 95 percent of the vegetation is grasses. Forbs or broadleaved herbaceous plants are ...<|control11|><|separator|>
[39]
Taraxacum officinale (Dandelion, Lion's Tooth)
Dandelion is an edible, herbaceous perennial wildflower or weed in the daisy family (Asteraceae) and native to Eurasia.
[40]
Plantago major - North Carolina Extension Gardener Plant Toolbox
Plantago major, or Plantain, is an herbaceous, flowering, perennial species of Plantago. It grows in lawns and fields, along roadsides, and in other areas that ...
[41]
Helianthus annuus - Plant Finder - Missouri Botanical Garden
It is a coarse, hairy, leafy, fast-growing annual that typically grows 5-10' tall on stiff upright stalks. The species is commonly seen growing along roads, ...
[42]
Lupinus (Lupine) | North Carolina Extension Gardener Plant Toolbox
Over 300 species of Lupines exist; most are native to the Western USA, and require a cool climate. Native lupines such as L. perennis and L. diffusus grow in ...
[43]
Trifolium repens - Plant Finder - Missouri Botanical Garden
Trifolium repens, commonly called white clover, is a dwarf, prostrate, mat-forming perennial which typically grows to 4" tall and spreads to 12" or more by ...
[44]
[PDF] Common Yarrow (Achillea millefolium L.) Plant Guide
borealis (Bong.) Description. General: Common yarrow is an aromatic perennial forb that can grow to 3 feet tall with erect simple stems with few branches.
[45]
[PDF] Fire and mowing have effects on the density of Asteraceae and ...
Asteraceae and. Fabaceae are two of the most common forb families in the tallgrass prairie region. Species belonging to Asteraceae tend to have daisy-like ...Missing: North | Show results with:North
[46]
Solidago (Goldenrod) | North Carolina Extension Gardener Plant ...
Goldenrod is a genus of ca. 138 species of herbaceous perennials in the daisy family (Asteraceae). This genus is primarily native to North America; however, ...
[47]
Cow Parsley (Anthriscus sylvestris) - Woodland Trust
Cow parsley is a fast-growing plant found throughout the UK. It prefers shaded areas so hedgerows and woodland edges are common places to spot it.
[48]
Seed ecology of European mesic meadows - PMC - PubMed Central
European mesic meadows are semi-natural open habitats of high biodiversity and an essential part of European landscapes. These species-rich communities can ...
[49]
Agave deserti (Desert agave) | Native Plants of North America
Mar 31, 2025 · Desert century-plant's succulent, sword-like, blue-green leaves with sharp, marginal teeth and a stiff, terminal spine form a basal clump 2 ft. high and up to ...
[50]
[PDF] The effect of fire regime on tropical savannas of north-eastern Australia
A significant increase in the abundance of various subshrubs, ephemeral and twining perennial forbs, and grasses was detected in the first year after fire, ...
[51]
Predicting Range Shifts in the Distribution of Arctic/Boreal Plant ...
Climate warming is anticipated to significantly alter the distribution and composition of plant species in the Arctic, thereby cascading through food webs ...
[52]
Ecology and Evolution of Plants in the Mediterranean Basin - MDPI
The Mediterranean has 25,000 plant species, 5500 endemic, and is a biodiversity hotspot. Uneven exploration and the need for continuous monitoring are ...Missing: forb | Show results with:forb
[53]
Understanding Grazing Behavior in Cows: The Role of Forbs in ...
Mar 4, 2025 · Many forbs are highly nutritious and provide a valuable source of protein, vitamins, and minerals to grazing livestock.
[54]
[PDF] Importance of non-leguminous forbs in animal nutrition and their ...
As forage, some of them are rich in protein, energy and minerals and have healing properties with the special dietary value. Due to the mechanical losses during ...
[55]
Seasonal patterns of forage quality in six native forb species - BioOne
Jun 22, 2021 · The objective of this project was to assess the seasonal variation in nutritional quality (i.e., protein and fiber) of six common western ...
[56]
[PDF] Soil Health Practices - Natural Resources Conservation Service
Crops, including grasses, legumes and forbs, for seasonal cover and other conservation benefits to the soil. They are planted prior to grain crop harvest or ...
[57]
Soil Health & Cover Crops - Fillmore SWCD
Cover crops are grasses, legumes, forbs, or other herbaceous plants established for seasonal cover and other conservation purposes. Cover crops protect the soil ...
[58]
The Effects of Continuous and Rotational Livestock Grazing on Forb ...
In wetter conditions, rotational grazing exhibited higher forb quality and biomass, while exclusion from grazing exhibited these results under drier conditions.
[59]
Effects of Overgrazing on Rangeland Resources in Semi-arid Areas ...
Aug 8, 2025 · Overgrazing is considered one of the main factors affecting rangeland vegetation cover, leads to change in vegetation composition and decrease forage ...
[60]
Forage crops need respect
Grasslands have an economic value estimated at over $45 billion annually. ... The website of the USDA Economic Research Service highlights economically important ...
[61]
management of Grasslands, Rangelands and Forage Crops
Well managed grasslands and rangelands can promote sustainable agriculture, including production of herbivores.
[62]
Research focuses on drought tolerant alfalfa
Jul 16, 2025 · Yellow flowers could help scientists breed new varieties that cope with dry conditions.
[63]
Selecting High Forage-Yielding Alfalfa Populations in a ... - MDPI
Alfalfa is a deep-rooted perennial forage crop with diverse drought-tolerant traits. This study evaluated 250 alfalfa half-sib populations over three ...Missing: 2020s | Show results with:2020s
[64]
Endangered Prairie Habitat Creation in North America - The Wilds
Over 99% of North America's prairie is lost, with less than 5% remaining. The Wilds is creating habitat, with 555 acres protected.
[65]
Threatened and Endangered Species - Forest Service - USDA
Mar 6, 2025 · Midewin has 27 sensitive species, including the endangered Leafy Prairie Clover and the threatened Eastern Prairie White Fringed Orchid. The ...Missing: conservation forbs
[66]
Conserving the lesser prairie-chicken | U.S. Fish & Wildlife Service
The U.S. Fish and Wildlife Service listed two Distinct Population Segments (DPS) of the lesser prairie-chicken under the Endangered Species Act (ESA) in 2023.
[67]
Two Southeast Minnesota Nurseries Source Seed for Restoring ...
May 21, 2024 · Prairie Moon seeds, and bare root and potted plants make their way from Winona County to national parks, local government projects, corporate ...
[68]
[PDF] Growing Your Prairie
In Prairie Moon's fields, we don't worry about hand-cultivating annual weeds because they usually disappear as the planting matures and native forbs and grasses ...Missing: lands | Show results with:lands
[69]
Anti-Inflammatory Activity of Echinacea purpurea
Several Echinacea preparations and constituents thereof have demonstrated the ability to suppress inflammation, and may, therefore, be indicated in treating ...Missing: compounds historical modern 500
[70]
Useful Plants – Medicines - State of the World's Plants 2017 - NCBI
Kew's Medicinal Plant Names Services (MPNS, see Box 2), collated information on the names of 28,187 species recorded as being used medicinally but found that ...
[71]
Echinacea: Usefulness and Safety | NCCIH - NIH
Today, echinacea products are primarily promoted as a dietary supplement for the common cold and other respiratory tract infections, based on the idea that ...Missing: anti- inflammatory historical modern 500
[72]
Bulbs and Roots (HS: 0601) Product Trade, Exporters and Importers
In 2023, global trade of Bulbs and Roots reached $1.98B, reflecting a 0.39% increase from 2022, when trade totaled $1.97B. Over the past five years, ...
[73]
Grassland soil carbon sequestration: Current understanding ...
Aug 4, 2022 · The achievable SOC sequestration potential in global grasslands is 2.3 to 7.3 billion tons of carbon dioxide equivalents per year (CO2e year−1) ...
[74]
Global Deal Struck to Reverse Nature Loss by 2030
Dec 19, 2022 · 196 countries commit to halting nature loss by 2030 with global conservation goals and financial support for a more nature-positive future.Missing: forbs rewilding