Delphinium nuttallii subsp. nuttallii(synonym of Delphinium oreganum) |
Delphinium parishii |
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Willamette Valley larkspur |
desert larkspur, Parish's larkspur |
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Stems | 40-70 cm. |
(17-)30-60(-100) cm; base reddish or not, glabrous to puberulent. |
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Leaves | blade pentagonal, 0.7-5 × 1-8 cm, glabrous to puberulent; ultimate lobes 3-18, width 2-18 mm (basal), 0.5-8 mm (cauline). |
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Inflorescences | (6-)10-40(-74)-flowered, cylindric; pedicel ascending-spreading, (0.3-)1-2.5(-4.8) cm, glabrous to puberulent; bracteoles 2-5(-10) mm from flowers, green, lance-linear, 2-6(-16) mm, glabrous to puberulent. |
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Flowers | sepals blue or bluish purple, spurs 10-13 mm; lower petal blades 4.5-6.5 mm. |
sepals dark blue to white to pink, often puberulent, lateral sepals reflexed or spreading, (7-)9-13 × 2-7 mm, spurs ± decurved, ascending 20-45° above horizontal, 7-15 mm; lower petal blades ± elevated, exposing stamens, blue or white to pink (concolorous with sepals), 3-6 mm, clefts 1-3 mm; hairs mostly near base of cleft, centered or on inner lobes, white. |
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Fruits | 9-21 mm, 2-4 times longer than wide, glabrous to puberulent. |
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Seeds | seed coat cells ± brick-shaped, cell margins undulate, surfaces roughened. |
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2n | = 16. |
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Delphinium nuttallii subsp. nuttallii |
Delphinium parishii |
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Phenology | Flowering late spring–early summer. | |||||||||
Habitat | Rock outcrops, rocky meadows | |||||||||
Elevation | 20-300 m (100-1000 ft) | |||||||||
Distribution |
OR; WA |
AZ; CA; NV; UT; nw Mexico
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Discussion | Subspecies 3 (3 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 3. | FNA vol. 3. | ||||||||
Parent taxa | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Grumosa > Delphinium nuttallii | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Subscaposa | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Name authority | unknown | A. Gray: Bot. Gaz. 12: 53. (1887) | ||||||||
Web links |