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

Atriplex hortensis L.
garden orache (French spinach)
Amaranthaceae (Amaranth family)
(Previously in Chenopodiaceae)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #19676)

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Distribution of Atriplex hortensis
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Species Information

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General:
Annual herb from a taproot; stems decumbent to erect, freely branched, mostly 0.6-2.5 m tall/long.
Leaves:
Lower leaves opposite, upper leaves alternate, stalked or stalkless, broadly lanceolate to egg-shaped, 5-20 cm long, 2-10 cm wide, blunt to arrowhead-shaped at the base, smooth or slightly toothed or undulate, covered with a whitish mealy substance when young but becoming glabrous and greenish with maturity.
Flowers:
Inflorescence of terminal or axillary spikes or panicles; pistillate flowers of 3 kinds, one with a small calyx and no bracteoles, one with small rounded bracteoles and the third with no calyx but 2 large, 6-12 mm wide, rounded bracteoles, these without teeth, veins merging above the base.
Fruits:
Membranous pericarps; seeds of the pistillate flowers without bracteoles, horizontal, small, black, those of the pistillate flowers with more or less heart-shaped bracteoles or the bracteoles rounded at the base, vertical, black or brown and about 2 mm wide.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry roadsides and waste places in the lowland, steppe and montane zones; infrequent garden escape in S BC; introduced from Asia.

Source: The Illustrated Flora of British Columbia

Additional Notes

"The genus Atriplex, commonly called orache, atriplex or saltbush, of the family Chenopodiaceae (the goosefoot family), comprises nearly 200 species. The genus has a worldwide distribution, occurring on all continents except Antarctica. Most of the species are halophytes of coastal or inland saline habitats; a few are widespread ruderals of disturbed ground." (Bassett et al. 1983).

References

Bassett, I. J., C. W. Crompton, J. McNeill and P. M. Taschereau. 1983. The genus Atriplex (Chenopodiaceae) in Canada. Monograph #31, Agriculture Canada, Ottawa.

Climate

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.

Synonyms and Alternate Names

Atriplex acuminata Waldst. & Kit.
Atriplex hortensis subsp. nitens (Schkuhr) E. Pons
Atriplex hortensis var. atrosanguinea hort.
Atriplex hortensis var. rubra L.
Atriplex nitens Schkuhr nom. illeg.

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References