(Enothera. ONAGRACE^. 225 



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

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

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



Var. taraxacifolia, Watson. Leaves larger, more or less lyrately pinnatifid. — 

 Proc, Am. Acad. viii. 589. 



East of the Sierra Nevada in moist meadows, from N. ISTevada to Idaho and Utah ; the variety 

 in riunias and Sierra counties (Mrs. Ames, Lcmmon), and near Austin, Nevada, Watmn. 



9. Qi. ovata, Nutt. Eesembling 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- 

 oblong, few, smooth, a line long. — Torr. & Gray, Fl. i. 507. 



Near the coast, from about San Francisco to Monterey. 



10. CE. graciliflora, Hook. & Arn. Canescently villous : root annual : leaves 

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

 ^ to 1|- inches long : petals obcordate, 3 to 5 lines long, turning greenish : capsule 

 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. Beechey, 

 341 ; Hook. Ic. PI. t. 338. 



Dry hillsides and valleys ne^r the coast, from the Sacramento Eiver to Monterey. 



§ 3. Calyx-tube ohconic or shortly funnelform : stamens somewhat unequal ; anthers 

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

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

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

 in the hud. — SPHiEROSTiGMA. 



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

 capsides linear-oblong to linear, sharp)ly i-angled, often much contorted: seeds ovate- 

 oblong : stem leafy throughout or early sjiecimens acaidescent. 



11. CE. cheiranthifolia, Hornemann. Canescently pubescent : stems decumbent 

 or ascending, often 2 feet long or more : leaves thick, oblong or narrowly o])lanceo- 

 late, sometimes broadly ovate and cordate, |- to 2| inches long, 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. — Lindl. Bot. Eeg. t. 1040. CE. spiralis, Hook. Fl. i. 214. 



Var. SUf!ruticosa, Watson. Woody at base and very leafy, densely hoary- 

 pubescent with short appressed hairs, rarely nearly glabrous : leaves ovate to oblong, 

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

 Acad. viii. 592. CE. viridescens, 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 be Chilian. 



12. CE. bistorta, JSTutt. Somewhat hirsute, the leaves sometimes appresscd- 

 pubescent : stems rather stout, decumbent or ascending, a foot or two high : leaves 

 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 4 to 9 lines long, a line or more wide, attenuate up- 

 ward : seeds nearly black. — Torr. & Gray, Fl. i. 508. 



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

 rowed (1 to 1^ inches long and less than a line broad), attenuate into a narrow 

 beak. — Bot. Mag. t. 5078. 



On sand-hills near the sea, San Diego ; the variety from Los Angeles soutlnvard. Early flower- 

 ing specimens are often very small and nearly or quite acauleseent, much resuiabling lE. gracili- 

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



