Green amaranth

Amaranthus viridis

An annual herbaceous plant. Stem erect or usually ascending, 6-80 (sometimes up to 100) cm tall, glabrous to pubescent, pubescent especially upwards. Leaves glabrous or pubescent on the veins of the lower surface; petioles long (up to 10 cm), occasionally longer than the blade; blade ovate to rhombic-oblong, 2-7 x 1.5-5.5 cm, base tapered to blunt, tip rounded, minutely mucronate, barely to clearly emarginate. Flowers green, unisexual, male and female intermixed, in slender axillary to terminal paniculate spikes 2-12 cm long and 2-5 mm wide, or in dense axillary clusters in the lower part of the stem. Bracts deltoid- to lanceolate-ovate, membraneous with a short awn from the green midrib. Perianth-segments 3, about 1.5 mm long. Stigmas 2-3. Capsule nearly globose 1.25-1.75 mm long, not rupturing or rupturing irregularly, surface rough. Seed 1-1.25 mm, round, slightly compressed, dark brown to black with a paler thick border.

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