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Physaria klausii (Rollins) O'Kane & Al-Shehbaz  

No occurrences found

Family: Brassicaceae
Rogers Pass bladderpod
[Lesquerella klausii Rollins]
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not available
  • FNA
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Steve L. O´Kane Jr. in Flora of North America (vol. 7)
Perennials; caudex simple; densely pubescent, trichomes (loosely spreading), 3-5-rayed, rays distinct, furcate (with exceptionally long branches). Stems simple from base, erect to decumbent, (slender), 0.6-1.5 dm. Basal leaves: blades obovate to deltate, 1.5-3(-4) cm, margins entire or outer one with 1 or 2 broad teeth. Cauline leaves: blade oblanceolate to spatulate, 0.6-1.5 cm, margins entire. Racemes loose. Fruiting pedicels (sigmoid), 5-9 mm. Flowers: sepals (green-yellow, often tinged with purple), elliptic, 3-4.6 mm; petals oblanceolate, 6-8 mm (claw expanded). Fruits (depressed), broadly obovate, compressed (angustiseptate), 2-4 mm, (apex slightly bilobed to nearly truncate); valves densely pubescent, trichomes strongly ascending, spreading, long, (appearing fuzzy), pubescent inside; ovules 4 per ovary; style 3-4 mm, (pubescent or glabrous). Seeds flattened. Flowering Jul. Open gravel slides, solifluction cross-stripes of shale rubble, barren shale-derived soil; of conservation concern; 1200-1900 m; Mont.
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