Delphinium exaltatum |
Delphinium viridescens |
|
---|---|---|
tall larkspur |
Wenatchee larkspur |
|
Stems | 70-200 cm; base reddish, nearly glabrous. |
90-150 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 cuneate to semicircular, 2-5 × 3-12 cm, nearly glabrous; ultimate lobes 3-21, width 1-8 mm. |
Inflorescences | 8-30-flowered; pedicel 0.5-2 cm, puberulent; bracteoles 2-4 mm from flowers, green, linear, 2-4 mm, puberulent. |
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. |
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 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. |
Fruits | 7-12 mm, 2-2.5 times longer than wide, ± puberulent. |
8-11 mm, 2.5-3 times longer than wide, puberulent. |
Seeds | ± wing-margined; seed coat cells elongate, surfaces smooth. |
± wing-margined; seed coat cells with surfaces ± roughened. |
Delphinium exaltatum |
Delphinium viridescens |
|
Phenology | Flowering summer. | Flowering summer. |
Habitat | Rocky slopes in open deciduous woods and barrens, mainly on calcareous substrates, also shale and mafic and ultramafic rocks | Wet meadows and streamsides in coniferous forest, heavy clay soils |
Elevation | 150-2000 m (500-6600 ft) | 500-1000 m (1600-3300 ft) |
Distribution |
AL; KY; MD; MO; NC; OH; PA; TN; VA; WV
|
WA
|
Discussion | Of conservation concern. Delphinium viridescens is local in mountains southwest of Wenatchee, Washington. (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 | ||
Name authority | Aiton: Hort. Kew. 2: 244. (1789) | Leiberg: Proc. Biol. Soc. Wash. 11: 39. (1897) |
Web links |