Evening-primrose Family 271 



++-H- Flowers less than 1 cm. broad. 



5. S. hirtellum (Greene) Small. Stems stoutish, erect, sim- 

 ple or with a few ascending branches from the base, 15-30 cm. 

 high, the herbage purplish, short-hirsute ; radical leaves oblanceo- 

 late, denticulate ; stem leaves ovate, sessile, coarsely toothed and 

 more or less undulate-crisped ; petals 4 mm. long or more ; capsule 

 hirsute, narrow, attenuate upwards, once or twice coiled. (CE. 

 hirtella Greene.) 



Frequent in the foothills and mountains. 



6. S. micranthum (Hornem.) Walp. Stems prostrate or 

 ascending, 1-4 dm. long; leaves all narrowly oblanceolate to 

 linear-oblong, hirsute, 3-5 cm. long, dentate, acutish, some- 

 what undulate; petals 2-4 mm. long, often emarginate ; capsule 

 4-angled, contorted, sparsely hirsute. (CE. micrantha Hornem.) 



Frequent on the sand-dunes along the seashore, but not strictly maritime 

 as reported by some, for it is also frequent in sandy soil in all our valleys. 



--<- Capsule not contorted. 



7. S. contortum (Dougl.) Walp. Slender, erect-spreading, 

 15-45 cm. high, somewhat pubescent with short appressed or 

 incurved white hairs ; leaves about 12 mm. long, linear-lanceolate, 

 acutish, denticulate; subsessile ; petals 3 mm. long, turning deep 

 red; anthers roundish, basifixed ; capsule about 2 cm. long, 

 sessile, straight or arcuate, scarcely attenuate at apex. (CE. 

 strigulosa T. & G.) 



Common in sandy soil in the valleys and foothills toward the coast. 



8. S. contortum Greenei Small. Stems erect, usually simple 

 below, more or less hirsute pubescent and somewhat viscid, other- 

 wise as the type. (CE. strigulosa epilobioides Greene.) 



The common form in the interior valleys and foothills. 



9. S. campestre (Greene) Small. Branched from the base, 

 15-30 cm. high and as broad, more or less hirsute-pubescent 

 throughout; leaves linear-lanceolate, 2.5 cm. long, dentate; 

 petals 8-10 mm. long, turning brick-red; anthers linear-oblong, 

 1.5 mm. long, fixed toward the middle and versatile; pods more 

 than 2.5 cm. long, narrowly linear, slightly incurved with a slen- 

 der beak. (CE. dentata Wats, not Cav.) 



Hills and mountains of San Bernardino County; common in the San 

 Joaquin Valley. 



