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Suaeda

Suaeda is a genus of flowering plants in the family Amaranthaceae, comprising over 100 species of annual and perennial herbs, subshrubs, and shrubs that are primarily halophytes adapted to saline and alkaline environments.^[1] These plants are characterized by fleshy, alternate or opposite leaves that are linear to elliptic, and small, succulent flowers with a five-lobed perianth, producing utricles containing black to brownish-green seeds.^[2] The genus exhibits a worldwide distribution, with the highest diversity in the Mediterranean region and southwest Asia, and is commonly found in salt marshes, coastal beaches, semi-deserts, and occasionally upland habitats.^[1] Many species, such as the polymorphic S. maritima, S. calceoliformis, and S. nigra, display significant variation in morphology and are widespread across continents.^[2] Ecologically, Suaeda species play key roles in saline ecosystems, with about 60% exhibiting C4 photosynthesis for efficient carbon fixation in harsh conditions, and their succulence aiding in salt and water regulation.^[1] Beyond their ecological importance, Suaeda plants have notable human uses; for instance, leaves of species like S. fruticosa are consumed as vegetables or forage, while seeds yield oil for food, and burnt leaves produce soap.^[2]^[1] Several species demonstrate medicinal potential, including antioxidant, hypoglycemic, and anticancer properties attributed to phenolic compounds, and they are employed in phytoremediation to reclaim saline or metal-contaminated soils.^[1]

Taxonomy

Etymology and History

The genus name Suaeda derives from the Arabic term "suaed" or "suwaydāʔ," meaning "black" or "dark," alluding to the dark coloration of certain species such as S. vera.^[2] This etymology reflects the plant's appearance, particularly in arid or saline environments where it often exhibits a sooty or darkened foliage.^[3] The genus was established by the Finnish-Swedish botanist Peter Forsskål during his expedition to Egypt and Arabia, with the name first appearing in his posthumously published Flora Aegyptiaco-Arabica in 1775.^[4] It was formally validated in 1776 by Johann Friedrich Gmelin in Onomatologia Botanica Completa.^[2] Early descriptions of plants now classified under Suaeda date back to European explorations, but Forsskål's work marked the first dedicated generic recognition based on specimens from the Middle East and North Africa.^[4] Historically, Suaeda was classified within the family Chenopodiaceae, a grouping that encompassed many salt-tolerant herbs.^[2] A significant taxonomic revision occurred in 1840 when French botanist Alfred Moquin-Tandon published his Chenopodearum Monographica Enumeratio, a comprehensive monograph on the family that recognized subgenera within Suaeda to accommodate morphological variation, such as differences in fruit structure and habit. Subsequent classifications refined these divisions, but the genus retained its placement in Chenopodiaceae until molecular evidence prompted a merger. In 2016, the Angiosperm Phylogeny Group IV (APG IV) system reclassified Chenopodiaceae into the expanded Amaranthaceae family, positioning Suaeda in the subfamily Suaedoideae within the order Caryophyllales. This shift emphasized shared evolutionary traits like C4 photosynthesis and halophytic adaptations among the included taxa.

Phylogenetic Position

Suaeda belongs to the family Amaranthaceae (formerly classified in Chenopodiaceae, now merged into Amaranthaceae s.l.), specifically within the subfamily Suaedoideae and tribe Suaedeae, both of which are strongly supported as monophyletic groups based on multi-locus molecular analyses. The genus is closely related to Bienertia, which exhibits a sister-group relationship to Suaeda in phylogenetic reconstructions using nuclear and plastid DNA sequences, and to Borszczowia, which has been subsumed into Suaeda as section Borszczowia due to shared morphological and molecular synapomorphies. These relationships highlight the evolutionary cohesion of the Suaedeae within the broader Salicornioideae/Suaedoideae/Salsoloideae clade, characterized by adaptations to saline environments. Earlier classifications rendered Suaeda polyphyletic, as certain sections were more closely allied with other genera like Borszczowia and Alexandra; however, integrated molecular (ITS, trnL-F, and rpl16) and morphological studies resolved the genus as monophyletic upon inclusion of these taxa, comprising approximately 110 species in total. Specifically, Schütze et al. (2003) identified two major clades within Suaeda: clade A (the Brezia clade), consisting exclusively of annual C₃-photosynthetic species from section Brezia (e.g., S. maritima and S. prostrata), and clade B (the core Suaeda clade), encompassing the remaining sections such as Schanginia, Schoberia, and Salsina, which include both C₃ and C₄ species. Subsequent analyses by Kapralov et al. (2006), incorporating additional markers (atpB-rbcL, psbB-psbH, and matK), reinforced this bipartition while reclassifying Alexandra lehmannii as Suaeda lehmannii in a new section Alexandra, further stabilizing the genus's boundaries. A key evolutionary feature in Suaeda's phylogeny is the multiple independent origins of C₄ photosynthesis, documented in approximately 40 species across the genus, representing about 36% of its diversity. Within Suaedoideae, four such origins have been inferred: two involving classical Kranz anatomy in Suaeda sections Salsina s.l. and Schoberia, and two non-Kranz types—one in Bienertia and another in Suaeda section Borszczowia, exemplified by S. aralocaspica, which employs a unique single-cell C₄ mechanism with dimorphic chloroplasts. These innovations, supported by phylogenetic comparative analyses of plastid and nuclear genes, underscore Suaeda's adaptive radiation in arid and saline habitats, with C₄ clades showing accelerated diversification compared to C₃ lineages.

Species Diversity

The genus Suaeda encompasses approximately 110 species worldwide, though taxonomic revisions have led to varying counts.^[5] High levels of polymorphism within the genus contribute to significant taxonomic confusion, particularly in complexes such as S. maritima, where biotypes exhibit subtle morphological and biochemical variations that challenge clear delimitation. This variability often results in frequent synonymy and misidentification, complicating species recognition across regions.^[6]^[5]^[7] Infrageneric classification traditionally divides Suaeda into two subgenera: Brezia, which includes primarily annual herbaceous species adapted to saline environments, and Suaeda (sometimes referred to as the core clade), encompassing perennial herbs, subshrubs, and shrubs. This division reflects growth form differences, with annual taxa often showing greater variability in coastal or inland saline settings. The genus features a mix of widespread species, like the cosmopolitan S. maritima distributed across Europe, Asia, North America, and beyond, and regional endemics, such as S. rolandii confined to eastern North American salt marshes or S. iranshahrii limited to Persian Gulf coasts. Such patterns highlight biogeographic diversity, with endemics frequently tied to isolated saline habitats.^[8]^[9]^[10]^[11] Hybridization further exacerbates delimitation challenges, as evidenced by genomic evidence of interspecific crossing among distantly related American taxa, leading to hybrid swarms that blur species boundaries. Synonymy is prevalent, with examples including S. australis, often regarded as a variant or synonym of S. maritima due to overlapping traits in southern hemisphere populations. Ongoing revisions in regional floras, such as the Flora of North America, continue to address these issues by refining classifications based on molecular and morphological data, reducing synonymy while incorporating phylogenetic insights.^[12]^[6]

Description

Vegetative Morphology

Suaeda species display diverse growth habits, ranging from annual or perennial herbs to occasional subshrubs or shrubs that can reach heights of up to 2 m.^[2]^[13]^[14] These plants typically feature succulent stems that are prostrate to erect, simple or branched, and often glabrous with a glaucous or farinose coating, which facilitates water retention in saline and arid habitats.^[2]^[13] The succulence of stems and leaves represents a key adaptation for storing water and diluting accumulated salts, enabling survival in harsh, halophytic environments.^[1] Leaves in Suaeda are fleshy and arranged alternately or oppositely, sessile or with short petioles, and vary in shape from linear to ovate, including lanceolate, oblanceolate, or elliptic forms that are flat to semiterete.^[2] They are typically glabrous or farinose, with entire margins and blunt to acute apices, often appearing glaucous due to a waxy bloom.^[2]^[13] In species adapted to particularly arid conditions, such as certain inland forms, leaves are reduced in size to limit transpiration and conserve moisture.^[1] Root systems in Suaeda differ by life form, with annual species like Suaeda salsa developing taproots that penetrate deeper soil layers for accessing water and nutrients in saline soils.^[15] Perennial species, in contrast, form fibrous root networks that enhance surface soil exploration and stability. These roots are specialized for saline conditions through enhanced ion exclusion mechanisms, particularly in coastal populations, which restrict excessive sodium and chloride uptake to maintain cellular balance.^[16] As halophytes, such root adaptations complement the vegetative succulence to promote overall salt tolerance.^[17]

Reproductive Structures

The inflorescences of Suaeda species are typically arranged as axillary spikes or compound racemes, forming dense clusters known as glomes or cymes that contain 1–12 small, inconspicuous flowers subtended by 1–7 persistent, membranous bracteoles. These structures develop in the leaf axils, with the number of flowers per cluster varying by species; for example, S. maritima often has 9–18 flowers per axil, while S. nudiflora has 2–4. In some taxa, such as S. rolandii, the inflorescences consist of smaller clusters of 1–3 flowers along stems and branches.^[2]^[18]^[19] Flowers in Suaeda are generally bisexual and hermaphroditic, though some species exhibit mixed inflorescences with unisexual pistillate or staminate flowers; they measure 1–4 mm in length and are erect or semi-erect, often greenish or yellowish. The perianth consists of 4–5 tepals that are fused at the base, persistent, and either succulent or thin with scarious margins, frequently hooded or keeled; these enclose the developing fruit and vary in shape across sections, such as more acute in central flowers of glomules. Stamens number 1–5 (typically 5), with exserted or included anthers on filiform to ban-shaped filaments. The pistil features a superior, pear-shaped or depressed ovary and 2–5 filiform stigmas that are papillate or hairy; for instance, S. maritima and S. monoica have 3 stigmas, while S. nudiflora has 2. Pollination is primarily anemophilous (by wind), facilitated by the nectar-less flowers and exposed stigmas in open, coastal habitats.^[2]^[18]^[19]^[18]^[19] Fruits are utricles—circumscissile, single-seeded capsules—with a waxy pericarp that becomes membranous and separable at maturity, their shape often mirroring that of the enclosed seed and retained within the persistent perianth. In species like S. rolandii, mature fruits develop distinctive protuberances on the perianth. Seeds are horizontal or vertical, subglobose to lenticular, and 1–2.5 mm in diameter, with a black, brownish-black, or red-brown seed coat that is smooth, glossy, punctate, or reticulate; the embryo is coiled, and perisperm is absent or minimal. Some species show dimorphism, such as early black or red-brown biconvex seeds versus later dull brown flattened ones in S. rolandii. Dispersal in coastal Suaeda species occurs via water (with initially buoyant seeds) or wind, aiding colonization of saline habitats.^[2]^[19]^[18]^[19]

Distribution and Habitat

Global Range

The genus Suaeda exhibits a cosmopolitan distribution, primarily occurring in temperate and subtropical zones across all continents except Antarctica. Species are adapted to halophytic habitats such as salt marshes, coastal dunes, and inland saline areas, with an estimated 100–110 taxa worldwide.^[20]^[21] Centers of diversity for Suaeda are concentrated in Central Asia, the Mediterranean Basin, and Australia. In Central Asia, particularly Kazakhstan and surrounding regions, approximately 40 species have been documented, representing a significant portion of the genus's global variation and highlighting the area's role as a key evolutionary hotspot for chenopods.^[22] The Mediterranean region supports high species richness, with diverse assemblages in coastal and semi-arid saline environments, including endemics and widespread taxa.^[1] In Australia, while overall species count is lower (2 native taxa, with a total of around 5 including introduced species), the genus contributes to the notable chenopod diversity in arid and coastal saline zones.^[23]^[24] Regionally, Suaeda species occur across multiple continents with representative examples in saline settings. In North America, S. calceoliformis is common in coastal and inland salt marshes from Alaska to Mexico, often in alkaline prairies and wetland edges.^[25] In Europe, S. maritima is widespread in tidal salt marshes and estuaries, extending from the Atlantic coast to Siberia.^[10] African distributions include S. aegyptiaca, which inhabits desert wadis and saline depressions in North Africa, from Egypt to Libya.^[26] In Asia, S. salsa predominates in inland salt flats and coastal wetlands of East Asia, particularly in China and Korea.^[27] Some Suaeda species have been introduced outside their native ranges, with S. maritima established in New Zealand's coastal salt marshes as a naturalized taxon. Climate change is facilitating range expansions for certain species, such as shifts in suitable habitats for S. japonica and S. salsa toward higher latitudes and altered salinity zones in East Asia.^[28]^[29]

Environmental Preferences

Suaeda species thrive in a variety of saline and alkaline soil environments, typically characterized by high salt concentrations and pH levels ranging from 7 to 9. These soils are often waterlogged or periodically flooded, supporting the growth of this halophytic genus in coastal salt flats, inland playas, and mangrove-adjacent zones. For instance, Suaeda salsa establishes populations in semiarid saline-alkaline wetlands where soil pH varies between 8.26 and 8.76, with elevated salinity levels that limit competition from non-halophytes.^[30] Similarly, Suaeda maritima reduces soil salinity and maintains pH around 8.7 in salt-affected farmlands, demonstrating its role in stabilizing alkaline substrates.^[31] Inland species like Suaeda nigra occupy alkaline, saline, and gypseous desert soils, including ephemeral playas that experience seasonal inundation.^[32] In terms of climate, Suaeda exhibits strong tolerance to arid and semi-arid conditions, with many species enduring both prolonged drought and intermittent flooding. This adaptability allows Suaeda to persist in regions with low annual precipitation, such as desert interiors, while also withstanding hydrological fluctuations in coastal and wetland settings. For example, Suaeda vermiculata demonstrates resilience to drought stress simulated by polyethylene glycol, enabling germination and growth in water-limited arid habitats.^[33] Suaeda salsa, in contrast, responds to hydrological connectivity changes in intertidal zones, where blocking tidal flows alters soil moisture and salinity, yet the plant maintains viability through flooding tolerance.^[34] Elevational distribution spans from sea level in coastal marshes to approximately 2400 meters in montane basins, as seen in Suaeda calceoliformis habitats.^[25] Ecologically, Suaeda frequently co-occurs with other halophytes, such as Salicornia species, forming mixed assemblages in disturbed or pioneer wetland communities. In salt marshes, Suaeda maritima and Salicornia europaea establish together in bare patches created by tidal disturbances, facilitating secondary succession.^[35] This disturbance-dependence is evident in Suaeda's role as an early colonizer in intertidal mudflats and playas, where physical disruptions like erosion or grazing expose suitable microsites for germination.^[36] In mangrove fringes, Suaeda associates with supralittoral zones, enhancing community stability in saline transitions.^[37]

Ecology

Physiological Adaptations

Suaeda species exhibit remarkable halotolerance, enabling them to thrive in saline environments through sophisticated ion management and osmotic adjustment. A primary mechanism involves the compartmentation of toxic ions, such as sodium (Na⁺), into vacuoles to prevent cytoplasmic damage. In species like Suaeda salsa and S. maritima, Na⁺/H⁺ antiporters (e.g., NHX1) and vacuolar H⁺-ATPases facilitate this sequestration, maintaining cytosolic K⁺/Na⁺ homeostasis and supporting growth under high salinity (up to 500 mM NaCl).^[38] Complementing this, Suaeda accumulates organic osmolytes like proline and glycine betaine in the cytoplasm to counter osmotic stress without disrupting cellular functions. In S. salsa and S. aralocaspica, genes such as SsP5CS (for proline synthesis) and SsCMO (for glycine betaine) are upregulated under salt exposure, enhancing turgor pressure and protecting proteins and membranes.^[38] Photosynthetic adaptations in Suaeda further bolster efficiency in salty, high-light habitats, with species employing a mix of C3 and C4 pathways. Approximately 40-60% of the ~100 species in the genus utilize C4 photosynthesis, which concentrates CO₂ to minimize photorespiration and improve water-use efficiency under saline conditions. For instance, S. aralocaspica performs single-cell C4 photosynthesis, partitioning C4 enzymes (e.g., PEPC and PPDK) into distal and proximal cytoplasmic compartments within individual chlorenchyma cells, allowing optimal function in arid, hypersaline deserts.^[39]^[40] In contrast, C3 species like S. salsa maintain photosynthetic rates by increasing chlorophyll content and Rubisco activity under moderate salinity, though they are less efficient in extreme conditions.^[38] To mitigate oxidative stress from salinity-induced reactive oxygen species (ROS), Suaeda activates robust antioxidant defenses. Enzymes such as superoxide dismutase (SOD), catalase (CAT), and ascorbate peroxidase (APX) are upregulated in S. salsa, scavenging ROS and preserving membrane integrity during salt exposure.^[38] Additionally, certain species employ salt excretion for direct removal of excess salts, reducing internal ion buildup. In S. fruticosa and S. maritima, salts are excreted onto leaf surfaces, with excretion rates correlating to external salinity levels for optimal tolerance.^[41] These succulent leaves, with their thickened tissues, aid in water storage and further support ion dilution.^[38]

Life Cycle and Reproduction

Suaeda species exhibit diverse life forms adapted to dynamic saline environments, with the majority being annual herbs that complete their entire life cycle within a single growing season. Germination typically occurs in spring under favorable low-salinity conditions, followed by vegetative growth, flowering from midsummer to autumn, seed set, and senescence by winter. This rapid cycle enables exploitation of ephemeral suitable habitats in salt marshes and coastal zones.^[2] In more stable habitats, certain Suaeda taxa, such as S. nudiflora and S. mollis, persist as perennials or subshrubs, allowing multi-year survival and repeated reproductive episodes without annual die-off. These perennials often form prostrate or mounding growth habits, contributing to long-term population stability in less disturbed saline areas.^[42]^[1] Reproduction in Suaeda is primarily sexual, with hermaphroditic flowers that are self-compatible, facilitating autogamy, though outcrossing via insect pollinators or wind is possible in mixed breeding systems. Flowering structures, clustered in dense inflorescences, support both self- and cross-pollination, with protogyny promoting xenogamy. Seeds often display dimorphism, with non-dormant brown seeds germinating promptly and dormant black seeds persisting longer. Seed dormancy typically lasts 1 year in black morphs, following an annual dormancy/non-dormancy cycle that aligns with seasonal salinity fluctuations.^[43] Germination is tightly regulated by environmental cues, particularly the dilution of soil salts by freshwater pulses, such as rainfall or tidal flushing, which reverses salinity-induced inhibition and promotes radicle emergence. This trigger ensures seedling establishment during brief windows of reduced stress, with optimal rates below 300 mM NaCl. In S. salsa, rinsing dormant seeds with distilled water can recover up to 60% germination even after exposure to high salinity.^[44]^[45] Population dynamics in Suaeda are driven by prolific seed production, with individual plants yielding hundreds to thousands of seeds under optimal saline conditions, supporting recruitment in patchy habitats. For instance, in S. maritima, total seed output per plant varies by marsh zone but can exceed 2,000 in low-marsh populations, enhancing dispersal via tides or wind. Some perennial species, like S. nudiflora, incorporate clonal growth through vegetative propagation, forming mats that buffer against recruitment failure and maintain density in stable saline soils.^[46]^[42]

Uses

Culinary and Medicinal Applications

In Mexico, species such as Suaeda edulis and Suaeda esteroa, known locally as romeritos, have been traditionally harvested and consumed as fresh greens, particularly during the Day of the Dead celebrations, where tender leaves and shoots are boiled or steamed and served in dishes like mole with shrimp and potatoes.^[47] These plants are valued for their spinach-like flavor with a tangy, salty note, making them a staple in indigenous cuisines of central and northwestern regions.^[48] Nutritionally, Suaeda species are rich in vitamins, including high levels of vitamin C (up to 0.43 mg/g) and vitamin E (up to 3310 mg/kg), as well as essential minerals like magnesium, calcium, potassium, and iron, positioning them as a potential food source in saline and arid environments.^[49]^[50]^[51] Additionally, seeds of species like S. salsa yield oil (approximately 26% extraction rate) rich in unsaturated fatty acids, suitable for culinary use.^[52] Medicinally, extracts from Suaeda maritima roots demonstrate anti-inflammatory effects by reducing nitric oxide production in lipopolysaccharide-stimulated macrophages, with inhibition rates of 18.5–21.5% at low concentrations (0.001–0.1 mg/ml), supporting traditional uses for alleviating skin inflammation and allergic symptoms.^[53] These extracts also promote wound healing by enhancing human skin fibroblast proliferation (up to 26.58% at 1.0 mg/ml) and facilitating tissue gap closure in vitro, attributed to their high phenolic (191.3 mg GAE/g) and flavonoid (21.2 mg QE/g) content.^[53] In traditional Chinese medicine, Suaeda salsa is employed for detoxification and promoting digestion, leveraging its antioxidant properties derived from flavonoids and polysaccharides.^[54]^[55] Due to their euhalophytic nature, Suaeda species hold promise as salt-tolerant crops for saline agriculture, with S. salsa achieving optimal biomass yields of 6,213–11,411 kg/ha under 20 g/L NaCl irrigation while removing up to 5,771 kg/ha of soil salts.^[56] As fodder for livestock in arid regions, they provide nutritious feed with 6.85–9.45% crude protein and moderate fiber levels (42.93–50% neutral detergent fiber), suitable for ruminants like sheep and goats without toxicity concerns, thereby supporting sustainable forage production on marginal lands.^[56]^[57]

Industrial and Ecological Roles

Historically, species of Suaeda, particularly S. vera, were utilized in the Mediterranean region for the extraction of soda ash (sodium carbonate) from their burned plant material, known as barilla, which served as a key flux in glass production until the 19th century.^[58] This practice leveraged the high sodium content accumulated by these halophytic plants in saline environments, providing an essential alkali source before synthetic methods like the Leblanc process became dominant.^[58] Ecologically, Suaeda species play a vital role in stabilizing soils within salt marshes through their extensive root systems, which bind sediments and prevent erosion in dynamic coastal environments.^[59] As halophytes, they serve as bioindicators of salinity levels, thriving in high-salt conditions where their growth patterns and distribution signal soil salinity gradients, aiding in environmental monitoring.^[60] Additionally, many Suaeda taxa employ C4 photosynthesis, enhancing carbon fixation efficiency and contributing to carbon sequestration in saline wetlands under elevated CO2 conditions by modulating key enzymes like pyruvate, phosphate dikinase.^[61] Species such as S. salsa also facilitate phytoremediation of heavy metal-contaminated saline soils by accumulating toxic metals like cadmium and lead, improving soil quality for subsequent plant succession.^[62] In conservation efforts, certain Suaeda species, such as S. linearis, face threats from habitat loss due to coastal urbanization and development, leading to population declines and fragmentation in maritime zones.^[63] Conversely, species like S. salsa are employed in restoring degraded saline lands, acting as pioneer plants that reduce soil salinity through salt uptake and improve overall soil structure, facilitating succession to more diverse vegetation.^[64]

References

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Research Advances on Molecular Mechanism of Salt Tolerance in ...
In this review, we summarize the mechanisms of several Suaeda species response to salt stress. This review focuses on recent advances including ion regulation ...2. Ion Regulation And... · 7. Omics Approaches · 8. Conclusions And...Missing: halotolerance | Show results with:halotolerance
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C4 photosynthesis in terrestrial plants does not require Kranz anatomy
The Suaedeae comprises four genera: Suaeda (100 species, 60% C4), Alexandra (one C3 species), Bienertia (one C4 species), and Borszczowia (one C4 species) 12., ...Missing: proportion | Show results with:proportion
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A draft genome assembly of halophyte Suaeda aralocaspica, a plant ...
Sep 1, 2019 · The halophyte Suaeda aralocaspica performs complete C4 photosynthesis within individual cells (SCC4), which is distinct from typical C4 plants.Missing: pathways | Show results with:pathways
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Salt excretion in Suaeda fruticosa - PubMed
Suaeda fruticosa is a perennial "includer" halophyte devoid of glands or trichomes with a strong ability of accumulating and sequestrating Na(+) and Cl(-).
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On the reproductive ecology of Suaeda maritima, S. monoica and S ...
Jun 28, 2016 · The flowers are hermaphroditic, nectariferous, protandrous, self-compatible and exhibit mixed breeding system. Self-pollination occurs even ...Missing: inflorescence | Show results with:inflorescence
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Comparison of germination and seed bank dynamics of dimorphic ...
Sep 12, 2012 · Black seeds had an annual dormancy/non-dormancy cycle, while brown seeds, which were non-dormant at maturity, remained non-dormant. Black seeds ...
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Seed Germination and Seedling Growth in Suaeda salsa (Linn.) Pall ...
Oct 18, 2023 · We collected seeds of Suaeda salsa (Linn.) Pall., a highly salt-tolerant and widely distributed halophytic species, from seven different saline–alkali habitats.
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Differences in seed characteristics, germination and seedling growth ...
Oct 23, 2023 · The two seed types differ in their germination requirements and percentages, with black seeds exhibiting higher dormancy and longer germination ...Missing: self- | Show results with:self-
[46]
[PDF] Phenotypic plasticity and population differentiation in Suaeda ...
the Stiffkey Suaeda maritima populations at 2010. Page 103. 98. Figure 4.23: Relationship between the number of brown seeds and total number of seeds per plant.<|separator|>
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A Study Case of Suaeda spp. as a New Crop in NW México
Sep 24, 2021 · Sixteen Suaeda species (family Amaranthaceae, subfamily Chenopodiaceae) were reported to grow in coastal habitats and salt marshes of NW Mexico ...
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Interruption of Seed Dormancy and In Vitro Germination of the ...
Dec 31, 2021 · Suaeda edulis (Flores Olvera & Noguez) is a halophile species that grows in saline environments, with concomitant difficulties to germinate ...Missing: compatible | Show results with:compatible
[49]
The Valuable Impacts of Halophytic Genus Suaeda - PubMed
The comparatively large amounts of fixed oils, minerals, and vitamins in Suaeda plants have also made them potential renewable sources for foods.
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Preparation of Suaeda Tea Through Semi-Solid Fermentation ...
It is exceptionally rich in vitamin E (up to 3310.02 mg/kg) and vitamin C (0.43 mg/g), a figure markedly surpassing that typically encountered in common leafy ...
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Full article: Salicornia europaea L. and Suaeda maritima (L.) Dumort
Moreover, this plant is rich in minerals such as magnesium, calcium, potassium and iron [Citation16,Citation30]. The content of such substances explains the use ...
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Root of Seablite (Suaeda maritima), the Medicinal Halophyte ... - NIH
Jul 31, 2024 · SMRE possesses antioxidant, anti-inflammation, and wound healing properties. In addition, SMRE had anti-aging by an increase of telomerase ...
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https://pmc.ncbi.nlm.nih.gov/articles/PMC11426560/
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The antioxidant system in Suaeda salsa under salt stress
Leaf succulence, intracellular ion localization, increased osmotic regulation and enhanced antioxidant capacities are important responses for Suaeda plants to ...
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Plant growth, salt removal capacity, and forage nutritive value of the ...
Jan 16, 2023 · Hence, S. salsa is considered to be a promising model plant to enable us to understand salt tolerance and to develop saline agriculture with ...
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Potential of Halophytes as Sustainable Fodder Production by Using ...
May 29, 2023 · Halophytes can tolerate high salinity and can be easily grown for fodder in coastal areas where fodder is a problem. Varied climate conditions ...
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S - Mabberley's Plant-book
Nov 22, 2017 · Ash (barilla) high in sodium carbonate form. used in glass-making; some ed. seeds & local medic. S. monoica Forssk. ex J.F. Gmelin (Medit ...<|separator|>
[58]
Distribution and disturbance dynamics of habitats suitable for ...
Since 1985, Suaeda salsa has been growing and expanding rapidly, reaching its peak in 1988. However, under the influences of natural factors and human ...
[59]
Soil characteristics and ecological thresholds of Suaeda salsa ...
Suaeda salsa is a pioneer plant that naturally grows on extremely saline soil and therefore has a strong adaptation to environmental stresses. However, the area ...
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Elevated CO2 leads to carbon sequestration by modulating C4 ...
Elevated CO2 leads to carbon sequestration by modulating C4 photosynthesis pathway enzyme (PPDK) in Suaeda monoica and S. fruticosa. Author links open ...
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Suaeda linearis - NatureServe Explorer
Narrowleaf Seepweed (Suaeda linearis) occurs in coastal areas of eastern North America, from Maine to Florida, Texas, coastal Mexico to Yucatán and Quintana Roo ...Missing: altitude | Show results with:altitude
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Using euhalophytes to understand salt tolerance and to develop ...
Oct 6, 2014 · One especially promising halophyte is Suaeda salsa, a euhalophytic herb that occurs both on inland saline soils and in the intertidal zone.