104 



KHAMNACE^. Ceanothus. 



entire, oblong, 9 to 15 lines long, obtuse or retuse, somewhat cuneate at base, on 

 slender petioles 2 to 4 lines long : ilowers deep blue, in a tliyrse or in simple ra- 

 cemes, very liagrunt : iVuit resinously coated, 2i to '6 lines in iliameter. 



From Santa Harlinia to Los Aiij,'ulos, A'ullall, Parnj, Jircwer. Conniioiily known in UkiI 

 region us " luiilwood," IVoni tlio color ol' lim linilHir, wliidi is of aullicicut hi/.o to liu of viiluo. 



lli. C. papillosus, Torr. Si (jiuy. More or less hiapidly villous or tomentose, 

 4 to 6 feet higli : leaves glandular-serrulate, and the upper surface glandular- papillose, 

 narrowly oblong, 1 to 2 inches long, obtuse at each end, on slender petioles : flowers 

 in close clusters or short racemes, terminating slender naked pedun(;les : fruit I ^ 

 lines broad, not resinous. — la i. 2G8 ; Hook. Ic. PI. t. 272 ; Bot. ]\Iag. t. 4815. 



Ill the Coast Kuii^'cs honi Monterey to San Francisco, Douglas, Bolander, Gray. 



13. C. floribundus, Hook. Pilose-scabrous: leaves small, W to 4 lines long, 

 oblong, acute, ghuKlularly denticulate anil undulate, shortly petioled : flowers in 

 globose clusters sessile at the ends of the short branchlets. — Bot. Mag. t. 4806. 



This species is as yet known only hoin the liguro and orij^inal ilescriiition drawn from culti- 

 vated specimens. IJut for the peculiar inlloiescence it miglit be a form of C. dcnlalua. 



14. C. Veitchianus, Hook. Glabrous nearly throughout: leaves thick, obo- 

 vate-cuneate, rounded at the apex, glandular-serrate, smooth and shining above, 

 minutely tomentose beneath between the veinlets, to 9 lines long, on short stout 

 petioles : flowers bright blue, in dense crowdetl clusters at the ends of the leafy 

 bmnchcs. — Bot. Mag. t. 5127. 



Also unknown from wild specimens. Raised from seeds sent by T, Bridges. 



§ 2. Leaves small, often opposite, very thick, vrith numerous straight lateral veins, 

 sjmioselt/ toothed or entire : stipules mostli/ larye and xoarty: Jlowei's in sessile or 

 shortly peduncled axillary clusters : fruit larger, xolth three horn-like oi' warty 

 prominences below the summit : rigidly branched or rarely spiny shrubs. — 

 CEiiAaTi^a, Watson. 



15. C. crassifolius, Torr. Krect, 4 to 12 feet high, the young branchlets 

 white with a villous tonn^itum : leaves ovate-oblong, \ to 1 inch long, obtu.se or 

 retuse, more or less tomentose beneath, rarely entire and revolutely margined ; peti- 

 oles stout : flowers light blue or white, in dense very shortly peduncled clusters. — 

 Pacif. R Hep. iv. 75\fe Mex. Bound. 4G, t. 11. 



lu the Coast Ranges from Mendocino County to San Diego ; Guadalupe Island, Palmer. 



16. C. cuneatus, Nutt. Erect, 3 to 12 feet high, less tomentose or nearly 

 smooth : leaves cuneate-obovate or -oblong, rounded or retuse above, on rather slen- 

 der petioles, entire or very rarely few-toothed : flowers white or occasionally light 

 blue, in rather loose clusters. — lorr. & Oray, Fl. i. 267. C. verrucosus, Nutt. 1. c. ; 

 Hook. Bot. Mag. t. 46G0. C. macrocarpus, Nutt. 1. c, and C. megacarpus, Nutt. 

 Sylva, ii. 46. 



From the Columbia River to Santa Barbara ; CJuadalupe Island, Paluier. 



17. C. rigidus, Nutt. Erect, 5 feet high, the branchlets tomentose : leaves 2 to 

 5 lines long, cuneate-oblong or usually very broadly nbovate, often emarginate, few- 

 toothed above, very shortly petioled : flowers bright blue, in sessile clusters. — Torr. 

 Sl (Jray, Kl. i. 268 ; Hook. Hot. Mag. t. 4664; Torrey, Hot. Mex. Bound. 45, t. 9. 



About Monloroy, ami rcporlod also from Oakland. 



18. C. prostratus, Benth. Prostrate, nearly glabrous: leaves 3 to 12 lines 

 long, obovate or usually oblong-cuneate, mostly spinose only near the apex, on short 

 slender petioles : flowers bright blue, tlie clusters loose, on stout peduncles. — PI. 

 Ilartw. 302. C. cuneatus, Kellogg, Proc. Calif. Acad. i. 55 ] 



Frequent in the mountains, on shaded slopes, from Humboldt County and the Upper Sacra- 

 mento to Mariposa County, and also on the eastern side of the Sierra Nevada. 



