Phacelia. HYDROPHYLLACEgE. 511 



with long spreading fiairs . appendages of corolla united to the base of the fila- 

 ments. 



20. P. circinatiformis, Gray. Erect, a span high, hispid and puberulent : 

 leaves ovate and ublong-laneeolate, conspicuously parallel veined, somewhat strigose : 

 racemes or spikes dense : corolla narrow, almost 1'unnelt'orm, little longer than the 

 calyx, apparently pale or white, much surpassing the stamens : ovules about 4 to 

 each placenta. — Proc. Am. Acad. x. 325. Eutoca phacelioides, Benth. 1. c. 



California, Douglas ; only known in his collection, probably from Monterey. Has the aspect 

 of a small form of P. circinata. 



21. P. curvipes, Torr. Diffuse, 3 or 4 inches high, hirsute and puberulent: 

 leaves oval or lanceolate, mostly shorter than the slender petiole : racemes simple, 

 soon loose ; the lower pedicels as long as the calyx : corolla open-canipanulate, violet 

 or blue: style 2-cleft to the middle: ovules 8 or 10 to each placenta. — "Watson, 

 lint. King Exp. 252. 



E;istern foot-hills of the Sierra Nevada ( U'nlsnn), extending to Owens Valley, Dr. Horn. Re- 

 sembles P. /in, ,<i/i's. Pedicels a quarter to half an inch long, even the lowest not commonly 

 deflexed and then upturned ; so that the name is seldom applicable. Corolla 3 lines long : the 

 hispid calyx in fruit 4 or 5 lines long. 



22. P. divaricata, Gray, 1. c. Diffusely spreading, a span high, more or less 

 hirsute and pubescent : leaves ovate or oblong, mostly longer than the petiole, occa- 

 sionally 1 - 2-toothed or lobed at base, the veins curving upwards : spikes or racemes 

 at length loose : the pedicels usually much shorter than the calyx : style 2-cleft at 

 the apex : corolla open-campanulate, pretty large (three fourths of an inch in diam- 

 eter when expanded), violet : ovules 12 to 20 on each placenta. — Eutoca divaricata, 

 Benth. ; Lindl. Bot. Reg. t. 1784; Hook. Bot. Mag. t. 3706. E. Wrangeliana, 

 Fischer i Meyer ; Don, Brit. Fl. Gard. ser. 2, t. 362, a form with leaves inclined to 

 be 1 - 2-lobed or toothed. 



Common about San Francisco Bay, &c. : a showy species in cultivation. 



-t- +- +- Leaves entire or crenate-lobed, roundish ; the veins divergent, mostly obscure : 

 pubescence glandular, not at all hispid: appendages of the narrow-campanulate 

 white corolla near/;/ free from the unequal filaments : flowers small (only about 2 

 lines long) in a loose raceme. 



23. P. pusilla. Torr. 1. c. Only 2 or 3 inches high, slender : leaves roundish- 

 oval or oblong, entire, seldom half an inch long: flowers few on filiform pedicels: 



capsule narrow-nhliing, nbtuse ami slightly pointed, IS - 24-senled. 



Cn. Ii i sage-brush and junipers, east of the Sierra Nevada, extending to the borders of i lalifor- 

 nia, Watson. 



24. P. rotundifolia, Torr. 1. c. Diffusely branched, slender, 2 to I inches 

 high : leaves thin, round cordate, crenately 7 - 13-toothed or somewhat tobed, much 

 shorter than the petiole: flowers "ii pedicels shorter than the calyx-lobes: style 

 obscuivly 2-cleft ai the apex: capsule oval-oblong, abruptly pointed, 60—100 

 seeded. 



Southeastern bordors of California (on the Mohave, .v.'. Coopt r) to Southern Ctah. U lives half 

 mi inch or less in diameter, nearly palmately veined. 



§ 3. Seeds (several or numerous) transversely corrugated : otherwise at in if 2. Low 

 annuals: stamens unequal and shorter than tin corolla: style 2-cleft only at 

 ih' tip. Mioroqenetes, Gray. {Microgenetes, A. DC.) 



■ Corolla almost rotate, the tuh being shorter than tht lobes: the internal appendages 

 In transversi callous ridges just below tin throat, remotefrom (In stamens. 



25. P. micrantha, Tun-. Slender and delicate herb, branching and spreading 

 or procumbent, ilightly hirsute and glandular: leaves thin, pinnate!} parted into 



