Trifolium dichotomum Hook. & Arn.
Macrae's clover (Macrae's clover)
Fabaceae (Pea family)

Introduction to Vascular Plants

Photograph

© Ryan Batten     (Photo ID #29491)


Map

E-Flora BC Static Map

Distribution of Trifolium dichotomum
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Species Information

General:
Annual herb from a taproot; stems 1 to several, decumbent to erect, 10-30 cm long/tall, unbranched, long-hairy.
Leaves:
Alternate, palmately compound; leaflets 3, oblanceolate to heart-shaped, rounded or notched at the tip, 1-2 cm long, coarsely toothed their entire length; stipules egg-shaped, 5-10 mm long, toothed, the tips long-pointed.
Flowers:
Inflorescence a dense, egg- or globe-shaped, unstalked, head of 10 to 60 pea-like flowers, the heads usually paired, 1-2 cm long, lacking involucres; corollas purple (pink to white), 5-9 mm long; calyces densely long-hairy, 5-8 mm long, the awl-shaped teeth usually much longer than the tube, the tube 10- to 30-veined.
Fruits:
Pods; seeds 1.

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

Mesic to dry slate cliffs or talus, sandstone shale, and open, grassy sites in the lowland zone; rare on SE Vancouver Island and adjacent Gulf Islands; S to C CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Trifolium albopurpureum var. dichotomum (Hook. & Arn.) Isely
Trifolium dichotomum var. turbinatum Jepson
Trifolium macraei Hook. & Arn.
Trifolium macraei var. dichotomum (Hook. & Arn.) W.H. Brewer ex S. Watson