Delphinium variegatum |
Delphinium sutherlandii |
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royal larkspur |
Sutherland's larkspur |
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Stems | (10-)20-50(-80) cm; base reddish or not, not longitudinally ridged, long-pubescent. |
(15-)30-70 cm; base often reddish, glabrous. |
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Leaves | blade round to pentagonal, 1-4.5 × 2-6 cm, pubescent; ultimate lobes 3-15, width 3-8 mm (basal), 2-5 mm (cauline). |
blade round, 1.5-10 × 3-18 cm, nearly glabrous; ultimate lobes 5-21, 5 or more extending more than 3/5 distance to petiole, width 3-9(-15) mm (basal), 0.5-6(-10) mm (cauline), widest at middle or in proximal 1/2. |
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Inflorescences | (4-)6-17(-20)-flowered, open; pedicel 0.5-3(-7) cm, usually puberulent; bracteoles 2-7(-23) mm from flowers, green, linear-lanceolate, 3-8 mm, puberulent. |
(2-)11-26(-37)-flowered, at least 2 times longer than wide; pedicel 1-3 cm, puberulent; bracteoles 2-7 mm from flowers, green to blue, linear-lanceolate, 3-5 mm, puberulent. |
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Flowers | sepals usually deep royal blue, sometimes bright blue to light blue or white, ± finely pubescent, lateral sepals spreading, 10-18(-25) × 6-10 mm, spurs straight, ascending ca. 30° above horizontal, 10-19 mm; lower petal blades slightly elevated, ± exposing stamens, 4-11 mm, clefts 0.5-3.5 mm; hairs sparse, more on inner lobes than outer lobe or centered, scattered on margins, white or yellow. |
sepals dark blue, retaining color upon drying, puberulent, lateral sepals spreading, 14-20 × 5-10 mm, spurs gently decurved, ascending 0-20° above horizontal, 14-18 mm; lower petal blades slightly elevated, ± covering stamens, white, yellowish, or tan, 8-12 mm, clefts 2-4 mm; hairs short, sparse, mostly below junction of blade and claw, slightly offset to inner lobes, white. |
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Fruits | 9-19 mm, 2.2-3.8 times longer than wide, ± puberulent. |
(13-)18-25 mm, 4.5-5.2 times longer than wide, puberulent. |
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Seeds | not echinate, appearing ± smooth to naked eye; seed coat cells with margins ± undulate, surfaces roughened. |
winged on 1 margin; seed coat cell surfaces roughened. |
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2n | = 16. |
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Delphinium variegatum |
Delphinium sutherlandii |
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Phenology | Flowering spring. | |||||||||
Habitat | Dry meadows, rock outcrops, open conifer woods | |||||||||
Elevation | 400-800 m (1300-2600 ft) | |||||||||
Distribution |
CA
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ID; MT; WA; BC |
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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. Echinata | Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Grumosa | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Name authority | Torrey & A. Gray: Fl. N. Amer. 1: 32. 183: not D. variegatum Baillon 1883 | M. J. Warnock: Phytologia 78: 97. (1995) | ||||||||
Web links |