2. B, nmltiflora, Bcnth. Scape 2-4 ft. high: perianih violet-pnrple 8-10 line* long: 

 staminodia obtuse, entire. Or. to Cent. Cal., Juno, July. 



5, B. congesta, Smith. Scape 2-5 ft. high: purple staminodia bifid. B. C. to C. CaL 

 4. B. piilchella, Greene. Perianth-tube, like the last, constricted above: distin- 

 guished by the stamens and strictly umbellate inflorescence. Cal., May, June. 



6. B. capitata, Benth. Scape 6-18 in. high: bracts often dark purple: perianth- 

 tube not constricted above. Very abundant in Cent. Cal., S. & K, Jan. to Apr. 



6. HOOKEKA, Salisbury. 



1. H. Califomica, Greene. Scape 2 ft. high: pedicels 2-3 in. long: perianth 1^-2 in- 

 long, deep purple to rose-color: anthers ^ in. long, a little exceeded by the retnse 

 staminodia. This and next under Brodicta grandijlora in CaL Bot. Sacramento 

 V^aL Much less common than the next species. 



2. H. coronaria, Salisb. Smaller: anthers exceeding the acute staminodia. 



3. H. minor, Britten. Scape 3-6 in. high: perianth -segments rotate: anthers 2 line* 

 long exceeded by the emarginate or retuse staminodia. Saw. Val., S. 



4- H. terrestris, Britten. Scape usually not rising above ground: pedicels 3-4 in. 



long: staminodia yellowish, margins involute. S. F. Bay, N. 

 6. H. Btellaria, Greene. Scape 2-6 in. high: perianth red-purple: anthers 2-append- 



aged; staminodia longer, white. {Purdy's Hoohtra.) Near Ukiah. 



6. H. rosea, Greene. Similar: perianth rose-red: stamens not appendaged; filaments 

 triangular. Lake Co., Cal. Discovered by Mrs. Curran, May, 1884. 



7. H. Orcnttii, Greene. Scape a foot or more high: itaminodia wanting or obsonre. 

 San Diego. Discovered by C. R. Orcutt in 1884. 



6. TBITELEIA, Douglaa. 



Perianth-tube broad at base: upper and inner stamens with winged filaments 1, 2 



Perianth-tube tapering to a narrow base: filaments not winged or appendaged. 



Stamens in 2 rows: flowers not yellow 3, 4, 5 



Stamens in 1 row; filaments broadening downward 



Stamens in 2 rows or nearly equal: flowers yellow 7, 8 



Perianth-tube short; segments rotate, yellow: filaments with appendages 9, 10 



Perianth open-campanulate, cleft below the middle: stamens in 1 row 11, 13 



1. T. grandiflora, Ldndl. Pedicels ^-1 iu. long, numerous: perianth light blue, 1 in. 

 long: lower anthers sessile, upper on filaments which are winged below. Or. and 

 Wash. E. 

 1, T. Howellii, Greene. Similar: upper filaments winged above. Or. & Waah. 



8. T. Candida, Greene. Scape 2-4 ft. high: perianth I^ in. long, white: filaments 

 coiled. Discovered by J. R. Scupham. Fresno Co., Cal., June 1886. 



4. T. laza, Benth. Umbel of usually 15-30 purple-blue flowers: anthers acuta. GaL 



