Delphinium exaltatum |
Delphinium multiplex |
|
---|---|---|
tall larkspur |
Kittitas larkspur |
|
Stems | 70-200 cm; base reddish, nearly glabrous. |
(40-)80-130(-180) cm; base usually green, glabrous. |
Leaves | blade pentagonal, 2-7 × 3-9 cm, puberulent; ultimate lobes 3-7, width 5-25 mm; midcauline leaf lobes less than 3 times longer than wide. |
blade round on proximal stem, ± cuneate on distal stem, 1.5-9 × 2-14 cm, glabrous; ultimate lobes 3-15, width 15-30 mm (basal), 1-20 mm (cauline). |
Inflorescences | 8-30-flowered; pedicel 0.5-2 cm, puberulent; bracteoles 2-4 mm from flowers, green, linear, 2-4 mm, puberulent. |
25-50-flowered, ± dense; pedicel 0.5-2 cm, glandular-puberulent; bracteoles 4-5 mm from flowers, green to blue, lanceolate-linear, 3-7 mm, glandular-puberulent. |
Flowers | sepals whitish to pale lavender or purple, puberulent, lateral sepals forward pointing, 9-11 × 4-6 mm, spurs straight, as much as 45° above or below horizontal, 9-12 mm; lower petal blades ± covering stamens, 3-5 mm, clefts 1-2 mm; hairs centered, mostly near base of cleft, white. |
sepals dark blue, puberulent, lateral sepals forward pointing to spreading, 12-15 × 5-7 mm, spurs straight, within 20° of horizontal, 12-16 mm; lower petal blades slightly elevated, exposing stamens, 6-8 mm, clefts 2-3 mm; hairs centered, mostly near base of cleft, white. |
Fruits | 7-12 mm, 2-2.5 times longer than wide, ± puberulent. |
10-15 mm, 3-4 times longer than wide, glandular-puberulent. |
Seeds | ± wing-margined; seed coat cells elongate, surfaces smooth. |
narrowly wing-margined; seed coat cells with surfaces somewhat roughened. |
2n | = 16. |
|
Delphinium exaltatum |
Delphinium multiplex |
|
Phenology | Flowering summer. | Flowering late spring–summer. |
Habitat | Rocky slopes in open deciduous woods and barrens, mainly on calcareous substrates, also shale and mafic and ultramafic rocks | Rocky streambeds |
Elevation | 150-2000 m (500-6600 ft) | 1500-1800 m (4900-5900 ft) |
Distribution |
AL; KY; MD; MO; NC; OH; PA; TN; VA; WV
|
WA
|
Discussion | Delphinium multiplex hybridizes with D. glaucum and D. distichum. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 3. | FNA vol. 3. |
Parent taxa | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Exaltata | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Multiplex |
Sibling taxa | ||
Synonyms | D. cyanoreios | |
Name authority | Aiton: Hort. Kew. 2: 244. (1789) | (Ewan) C. L. Hitchcock: in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 2: 357. (1964) |
Web links |