Phacelia. HYDROPHYLLACEiE. 50<J 



-f- -H Perennials, with soft and not bristly puhescence : corolla sJiort-campanulale, vnth 

 very large ami broad internal appendages united, in pairs to or across the base of 

 the filament : leaves all petioled : stems nearly simj^le : floivers cymose-clustered. 



11. P. hydrophylloides, Torr. A span or two high from a. thickened root or 

 rootstock, canescently pubescent, above hirsute and glandular : leaves silky-pubes- 

 cent both sides, ovate or rhombic (an inch or two long), obtuse, incisely. few-toothed 

 or lobed, or the lowest lyrate, liaviug one or two nearly separate small basal lobes : 

 flowers in a glomerate pedunculate cyme, the short si)ikes of which hardly lengthen: 

 corolla violet or whitish : anthers short-linear : style almost 2-parted : capsule about 

 the length of the slightly hispid calyx, short-pointed, G-8-8eeded. — Gray, Proc. 

 Am. Acad. vii. 400, & x. 323. 



Dry sandy or gravelly soil, in the liigher sierras, from Mariposa to Sierra Counties, Brewer, 

 Bolander, Lcmmnn, &c. Has the aspect of a Uydrophyllum, whence the name. 



12. P. procera, Gray, 1. c. Several feet high, minutely soft-pubescent, glan- 

 dular at summit : leaves green and membranaceous, 2 to 5 inches long, ovate- 

 lancoolato and ovate, acute, mostly incised-pinnatilid or cleft ; the lobes 2 to 4 pairs 

 and acute : spikes ii\ a 2-partod or crowded oynio, somewhat lengtlienod when old : 

 corolla white or bluish: authors oblong; stylo cloft hardly to tho middle: calyx not 

 at all hispid : capsule nearly blunt, 10- 18-seeded. 



Mountain meadows of the Sierra Nevada, at 4,000 to 6,000 feet, in Nevada and Sierra Counties, 

 Bolander, Lemmon. 



•+-•«--(- Annual, bristly hispid, branching. 



13. P. loaScCfolia, Torr. A foot high, very hispid with long and spreading 

 bristly hairs (as in P. malvafolia, which it resembles), also viscid-pubescent : leaves 

 ovate or oblong, or the lower almost cordate, more or less pinnatifid and the lobes 

 incisely toothed : spikes rather crowded : corolla whitish, a little longer than the 

 calyx-lobes ; the senn-cordate broad internal appendages auriculate-inflexed at the 

 base, where they are united with the base of the filament, free and pointed at the 

 apex: ovules 12 to 18. — Eutoca loasafolia, Bcnth. 1. c. 



Near MontCTey, Dongla% Parry. Seldom collected and little known ; in aspect between P. 

 malv<B/oiia and P. ramosissima. 



* * Stainens equalling or slightly exceeding the rotate-campamtlate corolla. 



+■ Appendages of the corolla large, semi-ohovnte, the pairs united at base before the 

 base of the filament : root perennial? 



14. P. Bolanderi, Gray. Hispid with slender bristles, above viscid-pubescent: 

 stem stout, a foot or two liigh, loosely branched : lower and radical leaves lyrate 

 and oblong in oulrline, at base usually with one or two pairs of small and incised 

 lateral divisions ; the terminal division and the short-petiolcd upper leaves ovate or 

 oval (2 or 3 inches long), coarsely lobed or toothed, truncate or subcordato at base : 

 cymes once to thrice forked, the divisions racemose : corolla large (almost an inch 

 in diameter), white ; its internal appendages almost as broad as long : anthers ob- 

 long ; style cleft to near the middle : ovules 40 or 50 on each dilated placenta : 

 capsule ovate, acute, many-seeded. — Proc. Am. Acad. x. 322. 



Mendocino Co., on Cottonaby Creek, 20 miles north of Noyo, Bolaudrr. A strikinsr and pe- 

 culiar species, allied in moat respects to No. 10 and 11, in others to P. Innsoc-folm ; but the 

 stamens and style sligiitly if at all longer than the lobes of the ample and almost rotate corolla. 

 It is uncertain if the root is perennial. 



-I- +- Appendages of the corolla long and narrow, free from (lie filaments: calyx-lobes 

 linear: style 2-cleft at apex: annuals, a span to afoot high. 



15. P. Franklinii, Gray. Soft-hirsute or jnibescent : stem simple or corymbose 

 at summit : leaves once or twice pinnately divided or parted into numerous short 



