A 



122 liliacEjE. 



Var. purpurascens, Wata. PetaU purple or purple-blotched. St. Barbara. 

 Ifi. 0. Obispoensia, Lemmon. Sepals longer than the rotate or recurved, long-aairy, 

 often bifid petals. San Luis Obispo. 



16. 0. Inteus, DongL Petals 1-2 iu. long, from yellow to deep orange, with more or 

 less brownish purple inside: gland broad, ronnded or somewhat crescent-shaped, 

 densely hairy: anthers yellow, obtuse. Very variable. San Diego to Mendocino 

 and S. M. Mts. 



Var. oculatUB, Wats. Petals white lilac or yellowish with a dark central spot: gland 



usually a narrow crescent. 

 Var. citrinua, Wats. Petals deep or lemon yellow with central spot. 



17. C. venustus, Benth. like the last: petals white or pale lilac above, with a red- 

 dish spot near the top, a brownish spot in the center bordered with yellow and s 

 brownish base: gland large, oblong, hairy. Monte Diablo, S. 



Var. purpuraBcens, Wats. Deep lilac or purple form. Kem Co. 



18. C. splendens, Dongl. Like the preceding: petals clear Ulao, paler In center, claw 

 darker: anthers purple, J-J In. long. Monterey, S. 



19. 0. macrooarpua, Dougl. Sepals about equaling the obovate acute or acuminate 

 purple-lOao petals, li-2 in. long: anthers J-i in. long. N. Cal. N. 



20. 0. Nuttallii, T. & G. Slender: a single stem-leaf, or rarely 2 or 3: petals cuneate- 

 obovate, usunUy white above, with a purplish band above the yellow base, sometimes 

 deep lUac. S. N. Mti. 



20. STKEPTOPTJS, Miohaui. 



1. S. amplexifolitis, DC. Stem 2-3 ft. high: peduncles twisted beneath the deeply 

 cordate clasping leaves, usually forked or kneed: perianth greenish white, \-\ in. 

 long, recurved above: anthers tapering into a single awn. N. Cal. N. 



2. 8. rofseua, Michx. Smaller: flowers rose-purple: anthers 2-pointed. Or., N. 



21. PKOSASTES, D. Don. 



Style slightly 3-cleft: fruit triangular, J in. long, bright saimon-color 1 



Style entire: fruit ovoid or obovold: leaves mostly cordate and clasping. 



Filaments longer than the authers 8, 8, 4 



Filaments much shorter than the neairly sessile an,ther8 



1. P. Menziesii, Don. Perianth-segments J-1 in. long, acute. 8, F. Bay, N. 



2. P. Hookeri, Torr. Stamens nearly equaling or a little exceeding the perianth, 

 4-J in. long: ovary hairy: style exserted. RUssian Riv. to Monterey. 



8. P. tracliyaiidra, Torr. Similar: stamens shorter: ovary smooth. S. N. Mti. 

 4. P. Oreg'ana, Wata. Flowers often purplish-veined: stamens exserted. Or. 

 0. P. parvifolia, Wats. Woolly: leaves 1-1 J in. long. Siskiyou Mts. 



