Delphinium viridescens |
Delphinium scopulorum |
|
---|---|---|
Wenatchee larkspur |
Rocky Mountain larkspur |
|
Stems | 90-150 cm; base usually green, glabrous. |
50-120 cm; base often reddish, puberulent, midstems glabrous to subglabrous. |
Leaves | blade cuneate to semicircular, 2-5 × 3-12 cm, nearly glabrous; ultimate lobes 3-21, width 1-8 mm. |
blade round to pentagonal, 1.5-10 × 2-16 cm, nearly glabrous; ultimate lobes 5-19, width 5-30 mm (basal), 1-10 mm (cauline). |
Inflorescences | 25-80-flowered, dense; pedicel 0.5-2 cm, glandular-pubescent; bracteoles 1-4 mm from flowers, green, lanceolate, 3.5-6 mm, glandular-pubescent. |
10-30-flowered, open, cylindric; pedicel ascending to spreading, 1-3(-4.5) cm, puberulent; bracteoles 2-7 mm from flowers, green, linear, 2-4 mm, puberulent. |
Flowers | sepals yellowish green, nearly glabrous, lateral sepals forward pointing, 7-9 × 3-4 mm, spurs decurved, 30-45° below horizontal, often hooked apically, 8-11 mm; lower petal blades ± covering stamens, 4-6 mm, clefts 0.5-1.5 mm; hairs centered, mostly near junction of blade and claw, yellow. |
sepals bright dark blue, nearly glabrous, lateral sepals forward pointing, 12-15 × 4-6 mm, spurs gently decurved, slightly ascending, 15-20 mm; lower petal blades ± covering stamens, 5-8 mm, clefts 1-3 mm; hairs sparse, centered, mostly below junction of blade and claw, white. |
Fruits | 8-11 mm, 2.5-3 times longer than wide, puberulent. |
16-20 mm, 4-4.5 times longer than wide, nearly glabrous. |
Seeds | ± wing-margined; seed coat cells with surfaces ± roughened. |
wing-margined; seed coat cells with margins straight, cell surfaces ± roughened. |
2n | = 16. |
|
Delphinium viridescens |
Delphinium scopulorum |
|
Phenology | Flowering summer. | Flowering late summer–early autumn. |
Habitat | Wet meadows and streamsides in coniferous forest, heavy clay soils | Riparian forests and open woodlands |
Elevation | 500-1000 m (1600-3300 ft) | 1700-2600 m (5600-8500 ft) |
Distribution |
WA
|
AZ; NM; Mexico (Sonora) |
Discussion | Of conservation concern. Delphinium viridescens is local in mountains southwest of Wenatchee, Washington. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Hybrids are known with Delphinium andesicola. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 3. | FNA vol. 3. |
Parent taxa | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Multiplex | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Wislizenana |
Sibling taxa | ||
Synonyms | D. macrophyllum | |
Name authority | Leiberg: Proc. Biol. Soc. Wash. 11: 39. (1897) | A. Gray: Smithsonian Contr. Knowl. 5(6): 9. (1853) |
Web links |