Tomostima reptans (Lam.) Fernald
Carolina draba (Carolina whitlow-grass)
Brassicaceae (Mustard family)

Introduction to Vascular Plants

Photograph

© Ryan Batten     (Photo ID #25821)


Map

E-Flora BC Static Map

Distribution of Tomostima reptans
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Species Information

General:
Annual herb from a taproot; stems simple or branched, 5-20 cm tall, hairy near base with simple, branched and starlike hairs.
Leaves:
Mostly basal, in a rosette, oblanceolate to egg-shaped, 5-20 mm long, lower surface hairs branched and starlike, upper surface hairs simple and branched, hairy-fringed with stiff hairs, entire; stem leaves 1-5.
Flowers:
Racemes up to 30-flowered; flower stalks 3-10 mm long, erect, with starlike or branched hairs; petals white, slightly notched at the tips, 3-5 mm long; sepals about 2 mm long, sometimes lacking.
Fruits:
Silicles, 5-20 mm long, 1-2 mm wide, linear, glabrous to finely stiff-hairy; styles less than 0.15 mm long; seeds 18-80, 0.5-0.7 mm long.

SourceThe Illustrated Flora of British Columbia

Illustration

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.

Habitat and Range

Dry, often calcareous, cliffs, rocky slopes and forest openings in the steppe and lower montane zones; rare in SC BC, known only from Doc English Bluff (Williams Lake); E to AB and S to TX, GA, CO, NM, AZ and CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Draba reptans (Lam.) Fernald