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Delphinium leucophaeum

pale larkspur

Kittitas larkspur

Habit Rather stout perennial from thick, fibrous roots, the several stems simple, erect, hollow, 5-10 dm. tall, glandular-pubescent at least above.
Leaves

Basal and lower cauline leaves thick and fleshy, long-petiolate, 5-12 cm. broad, 2-3 times lobed into oblong, rounded, entire segments; mid- and upper cauline leaves sub-sessile, crowded, more narrowly lobed and acutely segmented.

Flowers

Inflorescence simple or compound, with yellowish, glandular hairs, the racemes elongate and spike-like;

sepals 5, purplish-blue with a greenish-white mid-stripe, 9-11 mm. long, oblong-elliptic, spread with the tips cupped forward, the spur much longer than the blade of the upper sepal;

petals 4, pale to dark blue;

stamens numerous;

pistils 3.

Fruits

Follicles 8-13 mm. long, glandular-pubescent.

Delphinium leucophaeum

Delphinium multiplex

Flowering time May-June May-August
Habitat Bluffs, open ground, and moist lowland meadows where undisturbed. Along rocky, usually intermitant streams or springs in sagebrush hills to moderate elevations in the mountains.
Distribution
Occurring west of the Cascades crest in Washington, where known only from Lewis County in Washington; Lewis County, Washington to Willamette Valley, Oregon.
[WildflowerSearch map]
Occurring east of the Cascades crest in Washington, where endemic to Chelan, Kittitas, and Yakima counties in Washington.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Endangered in Washington (WANHP) Not of concern
Sibling taxa
D. ajacis, D. basalticum, D. ×burkei, D. depauperatum, D. distichum, D. glareosum, D. glaucum, D. lineapetalum, D. menziesii, D. multiplex, D. nuttallianum, D. nuttallii, D. occidentale, D. stachydeum, D. sutherlandii, D. trolliifolium, D. viridescens, D. xantholeucum
D. ajacis, D. basalticum, D. ×burkei, D. depauperatum, D. distichum, D. glareosum, D. glaucum, D. leucophaeum, D. lineapetalum, D. menziesii, D. nuttallianum, D. nuttallii, D. occidentale, D. stachydeum, D. sutherlandii, D. trolliifolium, D. viridescens, D. xantholeucum
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