E-Flora BC: Electronic Atlas of the Flora of British Columbia

Axyris amaranthoides L.
Russian pigweed

Introduction to Vascular Plants

© Adolf Ceska  Email the photographer   (Photo ID #5777)

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Distribution of Axyris amaranthoides
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Species Information

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Annual herb from a taproot; stems ascending, solitary, branched, with starlike hairs, 0.2-1.2 m tall.
Mainly upper leaves, alternate, lanceolate to elliptic or egg-shaped, entire, those of the flowering branches bractlike.
Inflorescence of unisexual flowers; staminate flowers in short panicled spikes terminating the branches; pistillate flowers few or single in the axils of the bracts.
Thin pericarps, 2-winged at the summit or wingless, the mature bracteoles and calyces becoming whitish and conspicuous; seeds silvery, flattened, egg-shaped, 2.0-2.5 mm long.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry roadsides, fields and waste places in the steppe zone; infrequent in SC BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

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