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

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

Introduction to Vascular Plants

© Ryan Batten  Email the photographer   (Photo ID #29491)

E-Flora BC Static Map
Distribution of Trifolium dichotomum
Click here to view our interactive map and legend
Details about map content are available here
Click on the map dots to view record details.

Species Information

Click on the image below to view an expanded illustration for this species.



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.

Source: The Illustrated Flora of British Columbia

Habitat / 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.

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

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

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References