CEnothera. ONAGRACE.E. 225 



long : calyx-tube 1 to 3 inches long : petals 3 to 6 lines long : capsules ovoid- 

 oblong, narrowed at each eml, nearly an inch long, rather acutely angled, sometimes 

 shortly pedicellate : seeds minutely pitted. — Torr. & Gray, Fl. i. 507. 



Yar. taiaxacifolia, Watson. Leaves larger, more or less lyrately pinnatifid. — 

 Proe. Am. Acad. viii. 589. 



Exist of the Sierra Nevada in moist meadows, from X. Nevada to Idaho and Utah ; the variety 

 in Plumas and Sierra counties (Mrs. Ames, Lemmori), and near Austin, Nevada, ]Vatsoii. 



9. CE. ovata, Xutt. Resembling the last : leaves ovate- to oblong-lanceolate, 

 entire or denticulate, ciliate with short hairs : calyx-tube 1 to 4 inches long : petals 

 3 to 10 lines long : capsules obtusely angled, strongly torulose, short : seeds ovoid- 

 ohlong, few, smooth, a line long. —Torr. & Gray, Fl. L 507. 



Near the coast, from about San Francisco to Monterey. 



10. CE. graciliflora, H<>uk. & Am. Caneseently villous: root annual: leaves 

 linear, short, entire or obscurely denticulate: calyx-tube nearly equalling the leaves, 

 £ to li inches long: petals obcordate, 3 to 5 lines long, turning greenish: capside 

 somewhat coriaceous, half an inch long or less, angled at base and 4-winged above 

 the middle; the wings obliquely truncate and hairy: seeds smooth. — Bot. Deechey, 

 341 ; Hook. Ic. PL t. 338. 



Dry hillsides and valleys near the coast, from the Sacramento Eiver to Monterey. 



§ 3. Calyx-tube obcon.ic or shortly funnelform : stamens someiohat unequal ' ; antliers 

 oblong : stigma capitate: capsules narrow, sessile, terete or angled, membrana- 

 ceous, often contorted: seeds ascending in 1 row in each cell. Caulescent an- 

 nuals or biennials : flowers usually spicate : tlte tips of the calyx-lobes not free 

 in the bud. — Sphj:rostigma. 



* Flowers axillary, yellow, often turning greenish, mostly showy: calyx-tube obconic: 

 capsules linear-oblong to linear, sharply i-angled, often much contorted: seeds ovate- 

 oblong : stem leafy throughout or early specimens acaulescent. 



11. CE. cheiranthifolia, Horneniann. Caneseently pubescent : stems decumbent 

 nr ascending, often 2 feet long or more : leaves thick, oblong or narrowly oblaneeo- 

 late, sometimes broadly ovate and cordate, i to 2.1 inches lung, mostly entire; the 

 lower petiolate, the upper sessile and often clasping: ovary and calyx villous; calyx- 

 tube a line or two long, about half the length of the petals : capsules stout, linear- 

 oblong, 4 to 8 lines long: seeds oblong-ovate, compressed, smooth, nearly half a 

 line long. — Iindl Bot. Reg. t. 1040. <K. spiralis, Book El i. 214. 



Yai. sufiruticosa, Watson. Woody at base and very leafy, densely hoary- 

 pubescent with short appiessed hairs, randy nearly glabrous: leaves ovate to oblong, 

 mostly small and sessile: Bowers larger, the petals 4 to 9 lines long. — Proc. Am. 



Acad. viii. f>92. </.'. t'iridesrens, Hook. Fl. i. 214. 



Near the sea on dry drifting sands, often abundant, from San Francisco southward ; the variety 

 from Monterey to San Diego. The typical form is said also to !«• Chilian. 



12. CE. bistorta, Xutt. Somewhat hirsute, the leaves sometimes appressed- 

 pubescenf : stems rather stout, decumbent or ascending, a foot or two high : [eaves 

 thinner, narrowly lanceolate to ovate, the upper mostly sessile and rounded or cor- 

 date at base, all denticulate or dentate: petals 4 to 7 lines long, usually with a dark 

 brown spot at base ; capsule I to 'J lines long, a line or more wide, attenuate up- 

 ward : B Is nearly black. — Torr. .V Gray, Fl. i. 508. 



Var. ('.) Veitchiana, Hook. More slender: capsule more elongated and nar- 

 rowed (1 to I! inches long and less than a line broad), attenuate intoanarrow 

 beak. • Bot. Mag. t. 5078. 



On aand-hilla near the aea, San Diego; the variety from 1 lOS Angeles southward. Early Dower- 

 ing specimens are often very small and nearly or quite acaulcscont, much resembling <K. gracili- 

 flora, loan which they are readily distinguished by the linear ovary. 



