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

Cuscuta epithymum (L.) L.
common dodder (clover dodder; thyme dodder)
Convolvulaceae (Dodder family)
(Previously in Cuscutaceae)

Introduction to Vascular Plants

© Niall Williams  Email the photographer   (Photo ID #10464)

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Distribution of Cuscuta epithymum
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Species Information

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Parasitic, leafless perennial herb; stems threadlike, twining and sticking to other plants by means of suckers.
Reduced to tiny scales.
Inflorescence of several to many stalkless, often purplish-tinged flowers in clusters or globular masses; flowers 2.5-3 mm long, with 5 petals/sepals; calyx lobes longer than wide, membranous; corolla tubes longer than the calyces; stigmas long-pointed.
Capsules spherical, opening in an irregularly circular fashion near the base; seeds 4.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Parasitic, especially on legumes, in the lowland and steppe zones; infrequent in SW and SC BC; introduced from Eurasia.

Source: The Illustrated Flora of British Columbia


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.

Taxonomic and Nomenclatural Links

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General References