234 FUMARIACEAE 



ochroleucous ; outer petals with only the tips spreading ; inner petals purple-tipped ; seeds 

 papillate. 



Open woods and chaparral, Upper Sonoran Zone; Santa Ynez Mountains to Temescal, southern California. 

 Type locality : Santa Monica Mountains. June-July. 



3. Dicentra formdsa (Andr.) Walp. Pacific Bleeding Heart. Fig. 1908. 



Fumaria formosa Andr. Bot. Rep. 6: pi. 393. 1800. 



Corydalis formosa Pursh, Fl. Amer. Sept. 2: 462. 1814. 



Diclytra formosa DC. Syst. 2: 109. 1821. 



Dielytra formosa G. Don, Gen. Hist. PI. 1: 140. 1831. 



Dicentra formosa Walp. Rep. 1: 118. 1842. 



Capnorchis formosa Kuntze, Rev. Gen. PI. 1:15. 1891. 



Bikukulla formosa Coville, Contr. U.S. Nat. Herb. 4: 60. 1893. 



Plants scapose, arising from a rather stout creeping rootstock. Basal leaves long-petioled, 

 ternately decompound, 3-5 dm. long, the ultimate segments oblong, 3-5 cm. long, glaucous 

 beneath; scapes naked, or rarely with a much reduced leaf, usually exceeding the basal leaves; 

 flowers in a several-flowered panicle ; bracts narrow, acuminate ; sepals lanceolate to ovate ; 

 corolla rose-purple, cordate with short rounded spurs, 15-18 mm. long; petals united to above 

 the middle, the outer with ovate spreading tips, the inner wing-crested on the back ; capsules 

 about 2 cm. long ; seeds shining, black, finely reticulate. 



Moist woods and stream banks. Transition Zone; Vancouver and western British Columbia south through 

 the Cascade Mountains and the Coast Ranges to central California. Type locality: Nootka Sound, Vancouver 

 Island. April-July. 



Dicentra formosa var. breviflora Henderson, Rhodora 33:204. 1931. A form with smaller flowers; 

 corolla 10 mm. wide and 12 mm. long. Based on specimens collected at Mirror Lake, south of Mount Hood, 

 Oregon. 



4. Dicentra oregona Eastw. Oregon Dicentra. Fig. 1909. 



Dicentra oregona Eastw. Proc. Calif. Acad. IV. 20: 144. 1931. 



Similar to the preceding species but smaller, mostly 2-3 dm. high and the foliage pallid and 

 glaucous. Flowers ochroleucous, ovate-cordate, 15 mm. long; tips of the outer petals yellow, 

 spreading, those of the inner rose-colored ; capsule about 12 mm. long ; seeds black, shining, 

 finely reticulate, with a lateral lobed translucent caruncle. 



Dry gravelly slopes, Arid Transition Zone; Siskiyou Mountains of Josephine County, Oregon, and Del 

 Norte County, California. Type locality: Telephone Point, near the state line, on the VValdo-Crescent City 

 Road, Josephine County, Oregon. April-June. 



Dicentra nevadensis Eastw. Proc. Calif. Acad. IV. 20: 143. 1931. Closely resembling D. oregona, and 

 probably not specifically distinct; the herbage pallid and glaucous. Ultimate divisions of the leaves with linear, 

 acute lobes about 1 mm. wide; scapes 1-2 dm. high, surpassing the leaves; flowers shallowly cordate at base, 

 about 12 mm. long; outer petals ochroleucous, with the tips spreading, yellow; inner petals with the tips white 

 tinged with pale yellow. Open coniferous forests, Canadian Zone; southern Sierra Nevada, California. Type 

 locality: Alta Peak Trail, Sequoia National Park, California. 



5. Dicentra uniflora Kell. Steer's Head. Fig. 1910. 



Dicentra uniflora Kell. Proc. Calif. Acad. 4: 141. 1871. 

 Diclytra uniflora Greene, Pittonia 1: 187. 1888. 

 Capnorchis uniflora Kuntze, Kev. Gen. PI. 1: 15. 1891. 

 Bikukulla uniflora Howell, Fl. N.W. Amer. 34. 1897. 



Plants scapose, arising from a fascicle of fusiform tubers. Leaves basal, bi- or tri-ternate, 

 4-6 cm. long, the ultimate segments oblong or somewhat spatulate, glaucous beneath ; scapes 

 slightly exceeding the leaves, 1-flowered ; bracts 1 or 2 at the apex of the scape proper ; sepals 

 oblong- to ovate-lanceolate; corolla white or flesh-colored, 15 mm. long, cordate at base; outer 

 petals narrowed and strongly recurved nearly to the broader cordate base; inner petals with a 

 sagittate blade, purple-tipped, not crested ; style very slender, not becoming rigid and only the 

 base persistent; capsule ovoid, about 12 mm. long; seeds semiorbicular, black and shining, 

 finely and obscurely reticulate, with a rib-like crest on the back. 



Gravelly soils, Boreal Zones; Cascade Mountains, Washington, and northern Idaho, south to the Sierra 

 Nevada, California, and east to Wyoming and Utah. Type locality: Cisco and Summit, Placer County, Cali- 

 fornia. May-July. 



6. Dicentra pauciflora S. Wats. Few-flowered Bleeding Heart. Fig. 1911. 



Dicentra pauciflora S. Wats. Bot. Calif. 2: 429. 1880. 



Diclytra pauciflorum Greene, Pittonia 1: 187. 1888. 



Capnorchis pauciflora Greene, Fl. Fran. 279. 1891. 



Bikukulla pauciflora Coville, Contr. U.S. Nat. Herb. 4: 60. 1893. 



Plants scapose, arising from a fascicle of fusiform tubers. Leaves basal, solitary or few, 

 4-6 cm. long, ternately decompound, the ultimate divisions narrowly linear and acute, pale 

 green, glaucous beneath ; scapes slender, slightly exceeding the leaves, 1-3-flowered ; sepals 

 ovate-lanceolate ; corolla 18-20 mm. long, white or flesh-colored, deeply cordate at base with a 

 narrow sinus, the reflexed tip much shorter than the body of the outer petals; blade of the 

 inner petals ligulate, about equaling the dilated claw, abruptly expanded into a spatulate purple 

 apex. 



Volcanic soils, Boreal Zones, mainly Hudsonian; locally distributed in the North Coast Ranges and in the 

 southern Sierra Nevada, California. Type locality: Scott Mountains and Castle Lake, Trinity Mountains, 

 California. June-July. 



