Penstemon cardwellii |
Penstemon lyallii |
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Cardwell's beardtongue |
Lyall's penstemon |
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Habit | Low shrub, the stems 1-3 dm. tall, ascending or erect. | |
Leaves | Leaves opposite, glabrous, the largest on short, sterile shoots, serrulate or nearly entire, short-petiolate, the blades elliptic, 1.5-3.5 cm. long and 6-14 mm. wide; leaves of the flowering shoots less crowded, smaller, sessile and entire. |
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Flowers | Inflorescence racemose, few-flowered and crowded, glandular, the simple pedicels opposite and axillary; calyx 5-12 mm. long, the 5 segments thin and lanceolate; corolla bright purple to deep blue-violet, 30-38 mm. long, about 1 cm. wide at the mouth, keeled on the back, glabrous outside and with long, white hairs near the base of the lower lip within; anthers long-wooly, pollen sacs opposite; staminode slender, shorter than the 4 fertile filaments, long-bearded toward the tip |
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Fruits | Capsule |
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Penstemon cardwellii |
Penstemon lyallii |
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Flowering time | May-July | June-July |
Habitat | Open or wooded summits or slopes at middle elevations in the mountains. | Rocky slopes, talus, and rock outcrops. |
Distribution | Occurring west of the Cascades crest in Washington; southwestern Washington to southwestern Oregon.
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Reported from east of the Cascades crest in northeastern Washington, but no specimens seen; southeastern British Columbia to northeastern Washington, east to Alberta, northern Idaho, and western Montana.
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Origin | Native | Native |
Conservation status | Not of concern | Review Group 1 in Washington (WANHP) |
Sibling taxa | ||
Web links |