LILIACFJB. 123 



22. CLIXTOXIA, Rafineaqne 

 1. O. PTilf ora^ Kuoth. Nearly Bt«mlen: pednncle shorter th^n the learea, l-2-flow» 



erod: perianth white, {-1 in, long, pubescent. S. X. Mtn. and Hamboldt Bay, X. 

 1. 0. Andre^rsiana, Torr. Flowers rose-red in a globose nmbel on a rtout pedcncla^ 



often one or more smaller darters below: fmit rich bine. In the redwoods. 



23. SCOLIOPUS, Torrey. 



1. S. Big«lovii^ Torr. Perianth ^-2 in. long: sepals lanceolate, spreading, atripedi 

 petals erect, very slender, dark: at^le branches 2-3 lines kmg. Redwoods. 



2. S. Hftlli, Wats. Smaller: style- branches a line long. Cascade Mts. 



24. TRTLLmH, Limueca. 



Flower sessile. Leares senile or nearly so, large. 1 



Leaves long-petioled: stem 3-4 in. high S 



Flower pedoncied. Leaves seesJle or nearly so, rhombic-ovate 8 



Leaves on petioles 1-15 lines long, lanceolate 4 



1. T. sessile, L., var. Calif omicnm, Wats. Very van&ble: petals Inrid-porpfe or 

 rose-red to white, 1-4 in. long. San Diego to Or. 



2. T. petiolatum, Purah. Petioles exceeding or equaling the blade. Or. & Wash.. 



3. T. ovatuni, Pursh. Flowers white becoming rose, fragrant. Santa Croa, N. 



4. T. nvale, Wata. Slender: leaves 1-2 in. long. K. W. CaL 4 S. W, Or. 



25. VZRATBTJM, Tournefort. 



Perianth-fftiiiw its entirB or serrulate, oblanceolate, thickened oa tha aides at base. . 1, Si 

 Perianth -segments fringed rhombic-ovate, the riged base dirided by a narrow fnzrow. . 8 



1. V. Californicum, Dnrand. Stont, 3-7 ft. high: leares L-12 in. lon^ stif thiaft 

 panicle 1-2 ft. long: perianth -e^ments whitish with a gr e ener brown-edged base. 



2. V. viride. Ait. Flowers green in slender panicles. Oregcxi, X. 



3 V. fimbriatum^ Gr. Leaves laoceolate, 6-18 in. long, na rro we d at baae. CaL 



26. ZYGADITNTJS. Micha:ii. 



Flowers all perfect; segments longer thin the stirseui the outer ooea not clawed 1 



Flowers smaller: ^tamei:^ equaling or excee^iLug t:-c ^■ena-'.th, 2 or 3 bnea losig..... 2, 8 



1. Z. Fremonti, Torr. From a few inches to 3 or 4 ft. high: raeene aoiple or eaoft* 



pound: perianth rotate: segments ^-] in. long, rather obtose. San TTWipi to flsadb^ 



5. Z. venenosiLS, Wats. Leaves rarely over 2 or 3 lines broad, naoallj foldad: 

 raceme simple or nearly so. Cent. CaL , N. {Dtatk C<rmnm. ) 



B Z. paniculatas, Wata. Similar, stonter: raeeaa eoaspoaad: lower flowers ofta» 

 rcurile, short pediceled; vegments 2 lines long, triangvlar. aente. CaL. R. 



