492 rOLEM(3NIACE.E. Gilia. 



Hillsides, Marii)Osa to SiBvra and Mendocino Counties, and along the western borders of Nevada. 

 Grayish with short jmbescem-e on the stems, and witli long hairs, both soft and rigid, on the upper 

 loaves. 



« « Stems leajlcis Ulow : leaves entire : anthers sessile in the throat of the corolla. 



13. G. nudicaulis, (iniy. Au inch to a spun high, wholly glabrous, siini»li3 or 

 branched I'roiu the basu : leaves several and densely crowded, forniiug au involucre 

 around a terminal capitate cluster of flowers, linear to ovate-lanceolato, obtuse, 

 rather fleshy, half an inch long ; the small ovate cotyledons usually persisting 

 below : corolla white, pinkish, or jiale yellow ; its lobes cuneate, Avitli repand or 

 1 - 3-tootheil summit, 2 or 3 lines long, shorter than the slender tube. — Proc. Am. 

 Acad. viii. 200. Cullumia nudicaulis, Hook. & Arn. Eot. lieeuhey, 3C9. 



Moist sandy ground, along the eastern borders of the State (Carson City, Anderson, &c.) to 

 Utah and Colorado. 



§ 4. Floiuers as in § 3 ; but tube of the corolla not exceeding the calyx, the throat 

 more funnelform, and ovules only 2 to i in each cell : filaments and anthers 

 short : perennials, more or less ivoody at base : leaves opposite and 3 - 1 -parted, 

 so appear iny to he whorled. — Siphon ELLA, Gray. 



14. G. Nuttallii, Gray. A span to a foot higli, many-stemmed from the 

 woody subterranean base : divisions of the leaves narrowly linear, rigid (half to 

 three fourths of an inch long), mucronato, hispidulous-scabrous, the lower shorter 

 than the internodes : flowers in a capitate terminal cluster : calyx rigid, cylindra- 

 ceous, soon 5-parted, not scarious, the lobes lanceolate-subulate : ovules a pair in 

 each cell. — Proc. Am. Acad. viii. 207 ; Watson, Bot. King Exp. 265, t. 26, fig. 8. 



Eastern borders of the Sierra Nevada (near Carson City and on Silver Mountain, Anderscm, 

 Brewer) ; thence to Utah and Arizona. 



15. Gr. floribunda, Gray, 1. c. Taller, more slender and bushy, corymbose at 

 summit : divisions of the leaves acerose (half to a full inch long), and nearly 

 smooth : flowers cymose-clusterod (delicate-scented), some of them rather slender- 



" pedicelled : ovules 4 in each cell. 



Near the southern borders of the State, Coulter, E. fF. Morse, Clcoeland. Also Arizona, Palmer. 



II. All the leaves alternate {in our species) and palmately parted, a'oivded on the 

 woody stems. [Seeds unaltered in water, developing neither mucilage nor 

 spiral threads.) 



§ 5. Corolla salverform, with tube viore or less exceeding the calyx : filaments short, 

 inserted in or below the throat : (Dithers short, included : ovules numei'ous in 

 each cell : seed coat close, as in J'hlo.c, developing neither spiral threads nor 

 mucilage when wetted : woody based perennials or undershrubs, I'hlox-like, 

 very leafy : leaves alternate, except in one species, and much fascicled in the 

 axils, jmlmately 3 - 7 -parted ; the divisions acerose or subulate, rigid and 

 pungent : fiowers showy, sessile, solitary or few in a cluster at the end of short 

 branches or branchlets. — Leptodactylon, Benth. (Leptodactylon, Hook. & 

 Arn.) 



G. Watsoni, Gray, of Utah, is remarkable for its opposite leaves, and nearly herbaceous ilow- 

 ering-slenm. ■ Tliu lollowing are decidedly shrubby. 



10. G. Californica, Henth. in DC. 'J^vo or three feet high, with spreading 

 rigid branches, villous or so ft- pubescent when yonng : leaves widely spreading : 

 corolla rose-color or lilac ; the amjile limb an inch and a half in diameter, and the 

 broadly cuneate-obovate lobes often erose on the margins : anthers linear-oblong, 

 included in the upper i)art of the tube : ovules 20 or more in eacli cell. — Leptodac- 

 tylon Californicum, Hook, k Arn. Bot. Beechey, 349, t. 89 ; Bot. Mag. t. 4872. 



Dry hills, throughout the southern part of tlie State, and north at least to Monterey. A hand- 

 some species. 



