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Amaranthus viridis L.
Green Aramanth; Amaranthus gracilis Desf; Euxolus viridis L Moq; Slender amaranth; Amaranthus gracilis

Life   Plantae   Dicotyledoneae   Amaranthaceae   Amaranthus


Associates · map
FamilyScientific name @ source (records)
Albuginaceae  Albugo bliti @ BPI (14)
Miridae  Lygus lineolaris @ MEMU_ENT (17)

Polymerus basalis @ MEMU_ENT (1)

Pseudatomoscelis seriatus @ MEMU_ENT (3)

Spanagonicus albofasciatus @ MEMU_ENT (1)

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FNA | Family List | FNA Vol. 4 | Amaranthaceae | Amaranthus

25. Amaranthus viridis Linnaeus, Sp. Pl., ed. 2. 2: 1405. 1763.

Slender amaranth, tropical green amaranth, green amaranth

Amaranthus gracilis Desfontaines ex Poiret

Plants annual, sometimes short-lived perennial in tropics and subtropics, glabrous. Stems erect, simple or with lateral branches (especially distally), 0.2-1 m. Leaves: petiole 1 /2-1 1 /2 as long as blade; blade rhombic-ovate or ovate, 1-7 × 0.5-5 cm, base rounded, cuneate, or attenuate, margins entire, plane, apex obtuse, rounded, or emarginate, mucronate. Inflorescences slender spikes aggregated into elongate terminal panicles, also from distal axils, green, leafless at least distally. Bracts of pistillate flowers ovate to lanceolate, 1 mm, shorter than tepals. Pistillate flowers: tepals 3, narrowly elliptic, obovate-elliptic or spatulate, not clawed, ± equal, 1.2-1.7 mm, apex rounded or nearly acute, mucronate or not; style branches erect; stigmas 3. Staminate flowers inconspicuous, mostly at tips of inflorescences; tepals 3; stamens 3. Utricles ovoid to compressed-ovoid, 1-1.6 mm, equaling or slightly exceeding tepals, prominently or faintly rugose, indehiscent. Seeds black or dark brown, subglobose to thick-lenticular, 1 mm diam., minutely punctulate, rather dull.

Flowering summer-fall. Fields, railroads, lawns, gardens, waste areas, other disturbed habitats; 0-1000 m; introduced; Ala., Ariz., Ark., Fla., Ga., La., Mass., Mich., Miss., N.Mex., N.Y., N.C., Okla., Pa., S.C., Tenn., Tex., Va.; native to South America; introduced in tropical and subtropical regions worldwide.

Updated: 2024-06-23 04:37:32 gmt
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