328 



ONAGRACEiE. 



remotely leafy; leaves triangular-lanceolate, 2 in. long or less, dentic- 

 ulate, short-petioled, passing into the small floral ones, these acute at 

 both ends; flowers small; petals 1 to lines long; capsule slender, 

 short-pediceled. 



About springs in the mountains and moist places in the valleys: 

 North Coast Ranges; Napa Valley; Lake Co.; Suisun Marshes. 



3. E. holosericeum Trelease. Silky-pubescent or canescent, 

 simple below, loosely branched above, 3 to 4 ft. high; leaves oblong- 

 lanceolate, low-serrulate, narrowed into short petioles, 2 to 4 in. long, 

 those of the flowering branches small and scattered; flowers scattered 

 along the elongated branches, petals 2 lines long, nearly white; 

 peduncles of mature capsules 5 lines long. 



Stream beds: Vaca Valley and Weldon Canon; first described from 

 specimens collected in San Bernardino Co. Aug. -Sept. 



4. E. Watsoni Barbey. Tomentose-pubescent throughout, \\ ft. 

 high; leaves elliptical, denticulate, rounded to short-winged petioles; 

 flowers rose-red, not so crowded as in the preceding, protruding 

 beyond the more reduced and lanceolate upper leaves; seeds coarsely 

 papillate, coma dingy. 



First collected at Fort Koss; not known otherwise, at least within 

 our limits. 



5. E. Franciscanum Barbey. Glabrate below, glandular-pilose 

 above, 1 to 3 ft. high; leaves elliptic- to ovate-lanceolate, serrate, on 

 short petioles, the lower opposite, the uppermost often pilose along 

 the midrib; racemes dense, the red-purple or pale flowers scarcely 

 surpassing the somewhat reduced bracts; capsule 2 in. long; seeds 

 hyaline, papillate, coma sometimes tawny. 



Muddy margins of lakes and streamlets: San Francisco. No. 2 

 approaches this, but differs in its smaller and less corymbosely- 

 clustered flowers. 



(i. E. minutum Lindl. Pubescent below, 5 to 12 in. high, com- 

 monly with diffuse ascending branches; leaves broadly or narrowly 

 lanceolate, entire or denticulate, 6 to 9 lines long, veinless; flowers 

 distributed along the stem, rose-color or white; petals emarginate, 1 

 line long; 4 longer stamens equaling the style; capsule 1 in. long, 

 pediceled; seeds £ line long or less. 



Dry hills of the Coast Ranges: Mt. Tamalpais; St. Helena and 

 northward. May. Dwarf forms, 2 to 3 in. high, occur on the 

 Mayacamas Range. The var. foliosum T. & G. has linear-spatulate 

 leaves, with smaller ones fascicled in the axils. — Napa Valley, 

 Bigelow; Geysers, Greene. The var. Biolettii Greene is minutely 

 canescent on the inflorescence and has much smaller flowers than the 

 species. — Mill Valley. 



7. E. paniculatum Nutt. Glabrous below, more or less glandular 

 above; stem very shreddy, simple below, paniculately branched 

 above, \\ to 5 ft. high or more; leaves lanceolate, mostly alternate, 

 with smaller ones fascicled in the axils, sharply but minutely denticu-* 

 late, mostly veined, \\ to 2 in. long; flowers few, terminating the 



