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

Parentucellia viscosa (L.) Caruel
yellow parentucellia (yellow glandweed)
Orobanchaceae (Broom-rape family)
(Previously in Scrophulariaceae)

Introduction to Vascular Plants

© Val George  Email the photographer   (Photo ID #43768)

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Distribution of Parentucellia viscosa
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Species Information

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Annual herb from fibrous roots; stems erect, 10-50 cm tall, usually unbranched, coarse-hairy below becoming glandular-hairy upward.
Opposite or some of the upper leaves alternate or offset, unstalked, lanceolate, 1-4 cm long, coarsely toothed, distinctly veined, glandular-hairy.
Inflorescence a leafy-bracted, terminal, spike-like cluster of several to many, nearly unstalked flowers; corollas yellow, tubular, 1.5-2 cm long, 2-lipped, the upper lip hood-like, the lower lip 3-lobed; calyces sticky-hairy, tubular, 1-1.5 cm long, 4-toothed, the teeth lanceolate, about as long as the tube; stamens 4, the anthers hairy.
Capsules, lance-cylindric, hairy; seeds numerous, small, smooth.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist fields, pastures and grassy or sandy clearings in the lowland zone; frequent on S Vancouver Island, the Gulf Islands and adjacent lower mainland; introduced from Europe.

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

Additional Photo Sources

General References