coast amaranth vs Common Sheep Sorrel

Amaranthus pumilus compared with Rumex acetosella

Key Differences

• coast amaranth is Extinct while Common Sheep Sorrel is Not Evaluated.

Taxonomic Classification

Rank	coast amaranth	Common Sheep Sorrel
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Caryophyllales (Caryophyllales)	Caryophyllales (Caryophyllales)
Family	Amaranthaceae	Polygonaceae
Genus	Amaranthus	Rumex
Species	Amaranthus pumilus	Rumex acetosella

Evolutionary Relationship

coast amaranth and Common Sheep Sorrel share a common ancestor at the Order level: Caryophyllales. (Caryophyllales)

Conservation Status

coast amaranth

EX — Extinct

Common Sheep Sorrel

NE — Not Evaluated

Physical Characteristics

Attribute	coast amaranth	Common Sheep Sorrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

coast amaranth

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Japan.

Common Sheep Sorrel

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (Algeria, South Africa, Zimbabwe), Asia (6 countries), Europe (9 countries), North America (7 countries), and South America (7 countries).

coast amaranth

Coast amaranth (Amaranthus pumilus) is an annual herb in the family Amaranthaceae, native to the Atlantic and Gulf coasts of the eastern United States, where it once grew on coastal foredunes, beach strand, and shell-hash substrates above the high tide line from New York south to South Carolina. It is a low-growing, fleshy plant with small, rounded leaves and inconspicuous green flowers typical of the genus. Coast amaranth is assessed as Extinct in the Wild by the IUCN, as it has not been reliably documented from wild populations since the mid-20th century; the last confirmed collections date to the 1960s. The species' decline and likely extinction resulted from intense human pressure on Atlantic coastal habitats through shoreline development, beach stabilisation, vehicular traffic on beaches, and increased storm frequency disrupting pioneer dune vegetation. It is federally listed as Threatened in the United States, though this listing predates confirmed extinction in the wild. A small number of ex-situ accessions may exist in botanical garden collections. Genetic material and seed banking efforts represent the only remaining conservation options for this critically reduced species.

Common Sheep Sorrel

<em>Rumex acetosella</em>, the common sheep sorrel, is a perennial herbaceous plant in the family Polygonaceae, order Caryophyllales, with one of the widest natural and naturalized distributions of any plant species, found across Africa, Asia, Europe, North America, Oceania, and South America. This species typically colonizes acidic, nutrient-poor, and disturbed soils including heathlands, grasslands, meadows, and roadsides, where it can form dense stands. <em>Rumex acetosella</em> is dioecious, with separate male and female plants, and produces small reddish flowers in branched racemes. The leaves have a distinctly sour taste due to oxalic acid content, which has historically led to limited culinary and folk medicinal use. Its IUCN status is Not Evaluated, reflecting the relatively low priority assigned to widespread and abundant species. Biological traits for this species remain poorly documented in the scientific literature, including precise data on average individual lifespan, typical plant height and weight at maturity, and detailed dietary or herbivory associations, though its general ecology as an acidophile and colonizer of disturbed habitats is well documented.

Shared Countries

Both species can be found in 1 countries:

🇯🇵 Japan