Flora of North America species comparison

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Delphinium glareosum
Delphinium glareosum

Olympic larkspur, Olympic Mountain larkspur, rockslide larkspur
Stems

20-40 cm;

base reddish or not, glabrous, glaucous.
Leaves

blade round, 2-4 × 3-7 cm, not succulent, glabrous; ultimate lobes 7-15, width 3-10 mm (basal), 2-7 mm (cauline).
Inflorescences

5-12-flowered;

pedicel 1-5(-10) cm, nearly glabrous to glandular-puberulent;

bracteoles 2-10(-20) mm from flowers, green, linear, 3-8 mm, puberulent.
Flowers

sepals dark blue, nearly glabrous, lateral sepals spreading, 14-22 × 6-10 mm, spurs ± straight, orientation varies from 30° above to 30° below horizontal, 16-20 mm;

lower petal blades slightly elevated, ± covering stamens, 6-9 mm, clefts 2-4 mm;

hairs local, densest on inner lobes near base of cleft, white to light yellow.
Fruits

12-17 mm, 2.5-3 times longer than wide, glabrous.
Seeds

± wing-margined;

seed coat cells with surfaces smooth.

Delphinium glareosum
Phenology Flowering summer.
Habitat Steep rocky subalpine to alpine slopes
Elevation 1500-2800 m (4900-9200 ft)
Distribution
from FNA
OR; WA; BC
[WildflowerSearch map]
[BONAP county map]
Discussion

See discussion under Delphinium bicolor.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 3.
Parent taxa Ranunculaceae > Delphinium > sect. Diedropetala > subsect. Bicoloria
Sibling taxa
D. alabamicum, D. alpestre, D. andersonii, D. andesicola, D. antoninum, D. bakeri, D. barbeyi, D. basalticum, D. bicolor, D. brachycentrum, D. californicum, D. cardinale, D. carolinianum, D. decorum, D. depauperatum, D. distichum, D. elatum, D. exaltatum, D. geraniifolium, D. geyeri, D. glaucescens, D. glaucum, D. gracilentum, D. gypsophilum, D. hansenii, D. hesperium, D. hutchinsoniae, D. inopinum, D. lineapetalum, D. luteum, D. madrense, D. menziesii, D. multiplex, D. newtonianum, D. novomexicanum, D. nudicaule, D. nuttallianum, D. nuttallii, D. parishii, D. parryi, D. patens, D. polycladon, D. purpusii, D. ramosum, D. recurvatum, D. robustum, D. sapellonis, D. scaposum, D. scopulorum, D. stachydeum, D. sutherlandii, D. treleasei, D. tricorne, D. trolliifolium, D. uliginosum, D. umbraculorum, D. variegatum, D. viridescens, D. wootonii, D. xantholeucum
Synonyms D. caprorum
Name authority Greene: Pittonia 3: 257. (1898)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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