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

Orthocarpus barbatus Cotton
Grand Coulee owl-clover (Grand Coulee owl's-clover)
Orobanchaceae (Broom-rape family)
(Previously in Scrophulariaceae)

Introduction to Vascular Plants

© Vanessa Robinson  Email the photographer   (Photo ID #82522)

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Distribution of Orthocarpus barbatus
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Species Information

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Annual herb from a taproot; stems ascending to erect, 8-25 cm tall, simple or with several erect branches; with a mixture of short and long, spreading hairs.
Alternate, unstalked, 2-4 cm long, linear to narrowly lanceolate and entire or deeply cleft into 3 to 5 long narrow lobes, spreading-hairy.
Inflorescence a dense, prominently bracted, terminal spike, the bracts differing abruptly from the leaves, broader and more membranous, net-veined, usually abruptly and firmly sharp-pointed at the tip, all green or yellowish-green throughout, 3- to 5-cleft into long narrow lobes, progressively less cleft above; corollas yellow, 10-12 mm long, tubular, 2-lipped, the upper lip beak-like, surpassing the lower lip by 1-1.5 mm, the lower lip broader, moderately pouched, tipped with 3 tiny teeth; calyces tubular, 2-cleft, each segment 2-lobed, the lobes slightly shorter than the tube; stamens 4.
Capsules, ellipsoid; seeds several, with tight-fitting, netted coats.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry grasslands and shrublands in the steppe zone; rare in SC BC, known only from near Osoyoos; S to C WA.

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