Dicentra uniflora Kellogg  
Family: Papaveraceae
Long-Horn Steer's-Head, more...steer's head
[Bicuculla uniflora (Kellogg) Howell]
Dicentra uniflora image
Steve Matson
  • FNA
  • Resources
Kingsley R. Stern in Flora of North America (vol. 3)
Plants perennial, scapose, from clusters of club- to spindle-shaped tubers, small bulblets often present at proximal ends of tubers. Leaves 4-7(-10) × (1-)3-4 cm; petiole 2-5(-8) cm; blade with 3-4 orders of leaflets and lobes; surfaces pubescent near base, rarely sparsely pubescent throughout; ultimate lobes variable in shape, often oblong to spoon-shaped, (2-)6-12(-18) × 1.5-6 mm, minutely apiculate, occasionally retuse. Inflorescences 1-flowered, barely exceeding to shorter than leaves; bracts 1 (rarely 2) per scape, lanceolate, 4-6 × 2-3 mm. Flowers nodding to erect; pedicels 2-7 mm; petals pink to white, suffused light brown; outer petals (7-)12-16(-20) mm, reflexed portion (4-)6-8(-10) mm; inner petals purple-tipped, (11-)13-15(-17) mm, blade triangular to lanceolate or spoon-shaped, 4-8 mm, claw linear-oblong, 4-6 mm, crest absent; filaments of each bundle usually distinct above base, occasionally connate just below anthers, median filament forming loop with slight indentation near base; nectariferous tissue borne along basal part of loop; style 2-5 mm; stigma shallowly 2-lobed, much reduced, slightly wider than style. Capsules ovoid, attenuate to style, 9-14 × 5-9 mm. Seeds reniform, ca. 1.5 mm diam., finely and obscurely reticulate, elaiosome absent. 2 n = 16. Flowering very early spring-late summer. Rocky slopes and hillsides in gravelly soils, often flowering near edges of melting snowbanks; 1500-2200(-3300) m; B.C.; Calif., Idaho, Mont., Nev., Oreg., Utah, Wash., Wyo.
Dicentra uniflora
Open Interactive Map
Dicentra uniflora image
Steve Matson
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Dicentra uniflora image
Click to Display
100 Initial Images
- - - - -
View All Images