Delphinium purpusii |
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Kern County larkspur, Purpus' larkspur, rose-color larkspur, rose-flower larkspur |
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Stems | (30-)50-80(-120) cm; base reddish or not, nearly glabrous. |
Leaves | blade round, 1.5-6 × 2-10 cm, ± puberulent; ultimate lobes 0-5, width 5-30(-50) mm (basal), 5-20(-40) mm (cauline). |
Inflorescences | (8-)12-20(-32)-flowered, ± cylindric; pedicel ± ascending, (0.5-)1-4(-5) cm, glandular-puberulent; bracteoles 1-6 mm from flowers, green to magenta, linear, 2-4 mm, glandular-puberulent. |
Flowers | sepals magenta to rose, nearly glabrous, lateral sepals reflexed, 10-16 × 3-7 mm, spurs straight, 30-45° above horizontal, (10-)14-19 mm; lower petal blades nearly coplanar with claws, exposing stamens, 3-4 mm, clefts 0.5-1.5 mm; hairs sparse, scattered, white. |
Fruits | (11-)18-29 mm, 4-4.5 times longer than wide, glabrous. |
Seeds | seed coats with small wavy ridges, cells brick-shaped, cell margins undulate, surfaces smooth. |
2n | = 16. |
Delphinium purpusii |
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Phenology | Flowering spring. |
Habitat | Talus, cliffs, on and near large boulders |
Elevation | 300-1300 m (1000-4300 ft) |
Distribution |
CA
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Discussion | Of conservation concern. Delphinium purpusii is not likely to be confused with any other Delphinium in North America. Hybrids with Delphinium hansenii subsp. kernense are known to occur. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 3. |
Parent taxa | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Subscaposa |
Sibling taxa | |
Name authority | Brandegee: Bot. Gaz. 27: 444. (1899) |
Web links |