266 RHAMNACE^. Ceanothcs. 



nutely velvety above, whitish and canescent beneath ; clusters subsessile, 

 axillary and terminal. 



California, Douglas ! — Branches numerous, whitish with an exceedingly 

 minute hoariness. Leaves an inch or more in length, rather crowded. Flow- 

 ers white, in dense subglobose clusters, from very short and thick spurs or 

 axillary branches. 



7. C. oliganthris (Nutt. mss.): "stem and branches villous; leaves ellip- 

 tical-ovate, nearly glabrous above, villous beneath, glandularly serrulate, rath- 

 er obtuse ; panicles lateral and terminal, very short, few-flowered, naked, or 

 leafy towards the base, persistent ; disk pentangular; ovary Avith 3 protuber- 

 ances at the angles nearly as large as itself. 



" Bushy woods on the hills of St. Barbara, California. — A shrub. Leaves 

 on moderately long petioles. Clusters of flowers scarcely longer than the 

 leaves. Flowers white, rather large". NiUtall. 



8. C.hirsutns {^uXi.m?,^.): "somewhat spiny and almost hirsute, parti- 

 cularly the young branches; leaves cordate-ovate, glandularly serrulate, r.early 

 sessile, rather obtuse; panicle terminal, elongated, leafy ; disk obscurely pent- 

 angular; protuberances of the ovary small. 



'in thickets, with the preceding, to which it is nearly allied. — A strag- 

 gling shrub. Young branches, leaf-buds, and bracts very hairy ; the upper 

 surface of the leaves also almost villous. Fruit rather smaU." Nuttall. 



9. C. thyrsi/lorvs (Eschs.) : stem straight and erect, with angular branch- 

 es; leaves ovate-oblong, obtuse, rather thick, strongly veined beneath, glandu- 

 larly serrate, glabrous or slightly hairy above, canescent beneath and mi- 

 nutely pubescent on the veins ; flowers in ovate or oblong very dense clus- 

 ters, on long more or less leafy axillary and terminal peduncles. — Eschs. in 

 mem. acad. St. Petersb. (1826) ; Hook. Ji. Bor.-Am. 1. p. 125; Hook. ^ 

 Am. in hot. Beechey, p. 136. 



Monterey, Upper California, EschschoUz, Dov.gJas ! Nuttall ! North 

 West Coast, Menzies. — A small tree, with a stem sometimes as thick as a 

 man's arm : branches strongly angular. Leaves 12-15 lines long, 4-6 lines 

 wide, narrowed at the base ; petioles about 2 lines long. Clusters 1-2 inches 

 long ; the flower-buds at first surrounded by numerous ovate woolly bracts, 

 most of which at length fall ofl'. Calyx and corolla bright blue even when 

 dry. 



10. C. microphyllus (Michx.) : stem much branched from the root ; leaves 

 minute, obovate, rigid, fascicled, glabrous above, strigose below, entire or 

 sparingly denticulate ; peduncles slender ; thyrsus short, nearly simple, rath- 

 er loose.— M?:c;i.r. .' ^. l.p. 154; Pursh,fl. \.p. 167; Nutt.! gen. I. p. 154; 

 Ell. sk. 1. p. 292 ; DC. prodr. 2. p. 32. 



Sandy pine forests, Georgia ! to East Florida ! April.— Stems 1-2 feet 

 high, rather rigid, glabrous, yellowish. Leaves 2-3 lines long. Peduncles 

 1-2 inches long. Flowers white. 



11. C. serpyllifolius (Nutt.): decumbent, diffusely branched; branches 

 fiUform ; leaves very small, ovate-elliptical, serrulate, obtuse, the lower sur- 

 face, as well as the petioles, strigose ; peduncles axillary ; flowers few, in a 

 simple corymbose head.— Nutt..' gen. l.p. 154; DC. prodr. 2. p. 32. 



Near St. Mary's, Georgia, Bakhcin ! — A very small slender species. 

 Leaves 3-5 lines long ; the upper surface nearly glabrous ; the early ones 

 somewhat crowded ; later ones rather distant. Peduncles 1-li inch long, 

 12-15-flowered. Flowers white. 



12. C. divaricatus (Nutt. ! mss.) : " somewhat thorny, nearly glabrous ; 

 leaves elliptical-oblong or oblong-ovate, lucid, somewhat obtuse, minutely 

 and glandularly serrulate, pubescent (particularly on the nerves) beneath ; 



