Amaranthaceae

Perianth segments scarious; filaments often connate at the base Amaranthaceae

Erect or prostrate herbs. Fruit dry, membranous Amaranthus

Bracts with short points or none, shorter or not much longer than the perianth. Perianth segments usually 3, if 5 then fruit with 3 swollen styles. Fruit indehiscent or bursting irregularly.

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Flowers in elongated spikes, axillary or forming terminal panicles

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Erect to spreading herbs. Stems glabrous

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Fruit longer than perianth, striated. Bract shorter than perianth. Leaves elliptic up to 6 cm long. Stems erect to trailing. Perennial herb. Uncommon weed. Introd. from Europe. Amaranthus blitum

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Fruit scarcely longer than the perianth, wrinkled. Bracts shorter than the perianth. Leaves ovate, up to 10 cm long. Stems spreading or ascending. Widespread. Annual herb. Common garden weed. Introd. from trop. regions. Green Amaranth Amaranthus viridis