Amaranthus australis (A. Gray) Sauer

Acnida cuspidata Bert.; Spreng. Syst. Veg. 3: 903. 1826
Acnida cannabina cuspidata Moq. in DC. Prodr, 13 2 : 277, Acnida australis A. Gray, Am. Nat. 10: 489. 1876. Acnida cannabina australis Uline & Bray, Bot. Gaz. 20: 157.
1849.
1895.
Plants glabrous throughout; stems stout, erect, 1-7 m. high, usually much thickened at the base, smooth, succulent, much branched above; leaves numerous, the petioles slender, 2-20 cm. long, the blades narrowly lanceolate to ovate, 6-30 cm. long, 1.5-14 cm. wide, acuminate or long-attenuate at the apex, rounded to acute at the base, undulate, yellowishor bright-green, prominently nerved; staminate flowers in narrow, leafy or naked panicles composed of numerous slender, erect or drooping, densely flowered spikes 3-9 cm. long and 6 mm. thick; pistillate flowers in narrow, elongate, axillary and terminal, naked or leafy panicles of slender, erect or drooping, loosely flowered spikes 6-15 cm. long and 5-7 mm. thick; sepals ovate or oval, 3 mm. long,. acute, scarious, 1-nerved, with spreading mucronate tips, twice as long as the broadly' ovate scarious bracts; bracts of the pistillate flowers equaling or longer than the utricle, ovate to subulate, rigid, attenuate to a pungent tip, green; stigmas 3-5, short and stout; utricle obovoid or turbinate, 1.5-2.5 mm. long, fleshy, indehiscent, 3-5-angled; seed flattened, 1 mm.' in diameter, rotund or obovate, minutely granulate, nearly black.
Type locality: Jamaica.
(Um: