Penstemon washingtonensis |
Penstemon scariosus |
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Washington beardtongue |
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Habit | Tufted perennials from a loose, woody rhizome, the stems 1-2.5 dm. tall, usually glabrous below the glandular-hairy inflorescence. | |
Leaves | Leaves opposite, entire, the basal ones well-developed and forming rosettes, 2.5-6 cm. long and 5-18 mm. wide; cauline leaves few, sessile, often reduced. |
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Flowers | Inflorescence of 1-3 dense verticillasters; calyx 4-6 mm. long, the 5 segments tapered, with scarious margins; corolla deep blue or occasionally pale yellow, glandular-hairy, 9-12 mm. long, the tube narrow, only 2-3 mm. wide at the mouth, the raised portion of the lower lip bearded; pollen sacs glabrous, sub-rotund, 0.5-0.6 mm. long, wholly dehiscent, becoming opposite; staminode bearded toward the expanded tip. |
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Fruits | Capsule 4-5 mm. long |
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Penstemon washingtonensis |
Penstemon scariosus |
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Flowering time | June-August | |
Habitat | From open slopes and flats at moderate elevations to alpine meadows. | |
Distribution | Occurring east of the Cascades crest, where endemic to Chelan and Okanogan in Washington.
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Origin | Native | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |