Perennial herb from a thick, tough rootstock; stems 1 or more, hollow, erect, (60) 100-200 cm tall, mostly smooth, with a bloom, bases green.
All stem leaves, alternate, 15 to 20 at time of flowering, stalks 1-14 cm long, blades round to 5-sided, 2-11 cm long, 3-18 cm wide, palmately divided into 5 (7) main broadly wedge-shaped segments, the segments shallowly 2- to 3-times lobed or toothed, the ultimate segments 5 to 9 (15) and 5-24 (35) mm wide, smooth.
Inflorescence a 10- to 90-flowered, narrow, terminal raceme, sometimes branched, the flowers bilaterally symmetric; bracts linear, green to bluish, 2-7 mm long, smooth or minutely-hairy; flower stalks ascending, 1-3 cm long, smooth to minutely-hairy; petals 4, the upper 2 united, pale within, blue-streaked outside, spurred, enclosed in upper sepal, nectary inside spur, the lower petals 2, pale to dark blue, mostly covering stamens, clawed, 4-6 mm long, 2-lobed, cleft 1-3 mm, the hairs white, centred near base of cleft; sepals 5, usually bluish purple to lavender, minutely-hairy, the lateral two pointing forward to spreading, 8-14 mm long, 3-6 mm wide, the lower two similar to lateral, the upper one spurred, the spur straight, 10-15 mm long; stamens 20 to many; pistils 3.
Follicles, 9-20 mm long, 3.5- to 4.5-times longer than wide, smooth to minutely-hairy; beaks straight, about 3 mm long; seeds pale to dark brown, winged, shining.
Toxic; known to cause livestock poisoning.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Present from Summer to Fall
Source: The USDA
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
|AT(12), BAFA(20), BWBS(293), CWH(1), ESSF(139), ICH(5), IDF(8), MS(7), SBPS(1), SBS(113), SWB(143)|
Source: Klinkenberg 2013
Synonyms and Alternate Names:
Delphinium brownii Rydb.
Delphinium scopulorum A. Gray
Delphinium scopulorum var. glaucum (S. Watson) A. Gray