Burke: Delphinium viridescens vs. Delphinium multiplex

	Delphinium viridescens	Delphinium multiplex
	Wenatchee larkspur	Kittitas larkspur
Habit	Stout perennial from a short rhizome, the several hollow stems 8-12 dm. tall, glabrous below but with copious stalked, yellow glands above and throughout the inflorescence.	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 long-petiolate, the blades up to 10 cm. broad, divided into 3 main wedge-shaped lobes, these once or twice cleft into oblong-rounded segments; mid-cauline leaves short-petiolate and overlapping, nearly erect, divided into narrow, acute segments, abruptly transitional to the lower leaves, but gradually transitional to the linear, entire, bract-like upper 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 usually a simple, narrow raceme, the pedicels shorter than the flowers; sepals 5, purplish, but strongly streaked with yellow or greenish-yellow, oblanceolate, glandular, 7-11 mm. long; spur thick, straight, 7-10 mm. long; petals 4, yellowish or purple, the lower pair densely soft-hairy, equaling the sepals; stamens numerous; pistils 3.	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 6-8 mm. long, erect, densely glandular-pubescent.	Follicles 8-13 mm. long, glandular-pubescent.

	Delphinium viridescens	Delphinium multiplex
Flowering time	June-July	May-August
Habitat	Boggy meadowlands.	Along rocky, usually intermitant streams or springs in sagebrush hills to moderate elevations in the mountains.
Distribution	Occurring east of the Cascades crest in Washington, where endemic to the Wenatchee Mountains of Chelan and Kittitas counties. [WildflowerSearch map] [BONAP county 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	Threatened in Washington (WANHP)	Not of concern
Sibling taxa	D. ajacis, D. basalticum, D. ×burkei, D. depauperatum, D. distichum, D. glareosum, D. glaucum, D. leucophaeum, D. lineapetalum, D. menziesii, D. multiplex, D. nuttallianum, D. nuttallii, D. occidentale, D. stachydeum, D. sutherlandii, D. trolliifolium, 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
Web links	Local floras: WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: WA Local Web sites: Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Delphinium multiplex

Wenatchee larkspur

Kittitas larkspur

Habit

Stout perennial from a short rhizome, the several hollow stems 8-12 dm. tall, glabrous below but with copious stalked, yellow glands above and throughout the inflorescence.

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 long-petiolate, the blades up to 10 cm. broad, divided into 3 main wedge-shaped lobes, these once or twice cleft into oblong-rounded segments; mid-cauline leaves short-petiolate and overlapping, nearly erect, divided into narrow, acute segments, abruptly transitional to the lower leaves, but gradually transitional to the linear, entire, bract-like upper 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 usually a simple, narrow raceme, the pedicels shorter than the flowers;

sepals 5, purplish, but strongly streaked with yellow or greenish-yellow, oblanceolate, glandular, 7-11 mm. long;

spur thick, straight, 7-10 mm. long;

petals 4, yellowish or purple, the lower pair densely soft-hairy, equaling the sepals;

stamens numerous;

pistils 3.

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 6-8 mm. long, erect, densely glandular-pubescent.

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