General: Perennial herb from a long creeping rhizome; stems erect, 10-80 cm tall, sometimes branched above, smooth, glaucous; milky juice appearing when stems or leaves broken.
Leaves: Alternate or the lowermost nearly opposite, numerous, unstalked, linear to narrowly lanceolate, smooth-margined, 2-10 cm long, smooth.
Flowers: Inflorescence a long, terminal, smooth to minutely glandular-hairy, spike-like cluster of numerous short-stalked flowers, at first dense, elongating in age; corollas bright yellow with a central, orange-hairy patch at the throat, 20-35 mm long including the long straight basal spur, which is about as long as the rest of the corolla, 2-lipped, the upper lip 2-lobed, the lower lip 3-lobed; calyces 2-4 mm long, deeply 5-lobed, the lobes nearly distinct, lanceolate; stamens 4.
Fruits: Capsules, egg-shaped to broadly cylindric, 5-10 mm long; seeds numerous, disc-shaped with broad wings, about 2 mm long, the central portion pimply.
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC:
Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for
Advanced Spatial Analysis, Department of Geography, University of British
Columbia, Vancouver. [Accessed:
2020-06-07 2:35:45 AM
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