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

Boechera lemmonii S. Watson
wind-blown suncress
Brassicaceae (Mustard family)

Introduction to Vascular Plants

© Lori Skulski  Email the photographer   (Photo ID #35130)

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Distribution of Boechera lemmonii
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Species Information

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General:
Perennial herb from a branched stem-base; stems simple, several, 5-20 cm tall, glabrous to densely hairy.
Leaves:
Basal leaves lanceolate, 1.5-2 cm long, 3-6 mm wide, entire or remotely toothed, generally densely grey-hairy; stem leaves unstalked, ear-like at the bases, oblong to lanceolate, glabrous to hairy.
Flowers:
Racemes few flowered, 1-sided; petals 4-7 mm long, purple; sepals not bulging on one side at the base.
Fruits:
Siliques, horizontal, spreading, or slightly arching upward or downward, 3-4 cm long, 1-2 mm wide; seeds in 1 row, about 1.5 mm long, with very narrow wings.
Notes:
Two poorly-defined varieties occur in BC.

1. Siliques more than 2 mm wide; stems mostly more than 20 cm tall................ var. drepanoloba (Greene) Roll.

1. Siliques 2 mm or less wide; stems mostly less than 20 cm tall......................... var. lemmonii

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic meadows, fellfields, scree slopes and talus slopes in the alpine zone; infrequent (var. lemmonii) or rare (var. drepanoloba) in C and S BC; N to YT, E to AB and S to UT, NV and CA.

Source: The Illustrated Flora of British Columbia

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

Arabis lemmonii S. Watson

Taxonomic and Nomenclatural Links

Additional Photo Sources

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General References