LILY FAMILY 283 



Filaments dilated. 



Flowers yellow ; filaments forked at apex, the anther borne on a cusp in the middle of the 



notch _ 6. B. ixioides. 



Flowers white ; filaments with broadly triangular and slightly united bases.,7. B. hyacinthina. 



B. Umbels loose or mainly so; stamens 3, alternating with staminodia; anthers basifixed, 



sagittate; pedicels very unequal, firm; flowers blue to violet-purple or rose-color; 

 conns not flattened; ovary short-stipitate ; leaves narrowly linear to terete. Sub- 

 genus HOOKERA. 



Scapes almost wholly subterranean, the umbel sessile on the ground ; staminodia yellowish 



8. B. terrestris. 

 Scapes 3 to 20 inches high; staminodia white or purple. 



Perianth-segments linear, rotate, nearly twice as long as the tube; throat of tube strongly 



constricted; staminodia purple _ 9. B. minor. 



Perianth-segments oblong, 1 to 1% times as long as the tube; throat of tube little or not 

 at all constricted; staminodia white. 



Filaments winged on each side with an appendage half as long as the anthers 



10. B. stellaris. 

 Filaments not winged. 



Flowers rose-red; staminodia hugging the approximate anthers 11. B. rosea. 



/ Flowers blue; anthers approximate in center around style. 

 Staminodia erect or spreading. 



Staminodia oblong-lanceolate, mostly acute; scape stout, 7 to 20 inches high. 



12. B. coronaria. 

 Staminodia scale-like, triangular, acuminate; scape slender, 4 to 12 inches 



high 13. B. filifolia. 



Staminodia approximate in center. 



Staminodia plane, about half as long as the spreading or recurving perianth- 

 segments 14. B. synandra. 



Staminodia involute, nearly as long as the erect perianth-segments 



15. B. califarnica. 



C. Umbels capitate or congested; anthers basifixed, nearly sessile; staminodia always 



present; perianth-tube more or less inflated and angular, or saccate; ovary sessile 

 or short-stipitate; scapes often tortuous or twining; leaves linear. Subgenus 



DlCHELOSTEilMA. 



Stamens 6; inner filaments with 2 lanceolate appendages extended beyond the anthers; bracts 

 elliptic, acute, very conspicuous, of a deep violet-purple or metallic color ; capsule sessile. 



16. B. capitata. 

 Stamens commonly 3 ; bracts acuminate, not so conspicuous. 



Flowers blue-purple; staminodia petaloid; pedicels 1 to 3 lines long; umbel capitate; 



capsule sessile. 

 Staminodia deeply parted with a minute cusp or reduced filament in the notch; umbel 



more or less produced into a short dense raceme 17. B. pulchella. 



Staminodia entire, forming a corona; umbel not produced-raeemose....l8. B. multiflora. 

 Flowers rose-red; pedicels % to I 1 /? inches long; umbel less capitate; capsule triangular- 

 ovate, acuminate, on a short stipe. 

 Staminodia anther-like; perianth 6 to 8 lines long, rose-red or pinkish; flowers erect 



or nearly so 19. B. volubilis. 



Staminodia broadly deltoid, forming a conspicuous corona; perianth 1 to 1^4 inches 

 long; flowers pendulous. 



Perianth-tube scarlet, its segments chrome-green 20. B. ida-maia. 



Perianth wholly rose-purple 21. B. venusta. 



1. B. bridges!! Wats. Stems low (5 to 9 inches high) ; flowers pale lilac, 

 aging bluish ; perianth-tube long and very attenuate at base ; filaments in 1 row, 

 deltoid at base ; ovary stipe 8y 2 to lO 1 /? lines long. 



Open woods, interior of Humboldt Co. to Shasta Co. and south to Mariposa 

 Co., 500 to 3000 feet. Also in southern Oregon. Very similar to B. laxa. 



Locs. Hupa, Jepson 2026; Happy Valley, Shasta Co., W. W. Jones; Gold Kun, Sonne; 

 Angels Camp, Davy 1485 ; Mariposa, Congdon. 



Refs. BRODIAEA BRIDGESII Wats. Proc. Am. Acad. 14:237 (1879), type loc. Sierra Nevada 

 foothills, Bridges 338. Tritelia bridges Greene, Bull. Cal. Acad. 2:141- (1886). Hookera 

 Zridgesii Ktze. Rev. Gen. 2:712 (1891). 



