General:
Annual herb from a stout taproot; stems erect, several, branched, 20-80 cm tall, glabrous.

Leaves:
Leaves alternate, greenish on both surfaces, 2-10 cm long, triangular, arrowhead-shaped at the base.

Flowers:
Inflorescence of axillary, dense, spikelike clusters, green, becoming reddish and fleshy in fruit; fruiting clusters more than 4 mm wide at maturity.

Fruits:
Thin, membranous envelopes, laterally flattened; seeds erect, oblong, 0.9 mm long. vol2_8

Source:  The Illustrated Flora of British Columbia

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

Illustration Source:  The Illustrated Flora of British Columbia