254 KHAMNACEAE. 



Feb.-Apr. Also called "Mountain Lilac," "California Lilac" or simply 

 "Lilac." Appears in great abundance on logged Redwood lands. 



4. C. parryi Trelease. Parky Lilac. Spreading shrub, 4 to 6 ft. high; 

 branchlets angular and, when young, tomentose, the 1-year-old ones reddish; 

 leaves pinnately veined, narrowly to broadly oblong, z/^ to \y 2 in. long, dark 

 green above, loosely tomentose beneath, the margin denticulate, seemingly 

 entire because soon revolute and thus concealing the teeth and also the lateral 

 supplementary nerves; petioles 2 lines long; panicle oblong or distinctly 

 broader below, 1 to 3 in. long, on sparsely leafy peduncles twice as long; 

 flowers blue; capsules globose, smooth, 2 lines in diameter. 



Mountain slopes: ISiapa and Mt. Hood ranges to western Mendocino and 

 Humboldt. The most handsome species of the genus when in full flower in 

 May. Grows up to 18 ft. high in the Redwoods near Camp Grant. 



5. C. foliosus Parry. Low shrub commonly dense at base, with horizontally 

 spreading or diffuse branches 2 to 4 ft. long; bark of main stem bright green; 

 branchlets rather long and straight and rather ascending; lightly pubescent, 

 especially on the branchlets; leaves broadly oblong, undulate or somewhat 

 Infolded longitudinally, 3 or 4 (or the larger 6) lines long, frequently with 

 smaller ones fascicled in their axils; upper surface dark green, lower glaucous, 

 the teeth of the margin bearing conspicuous glands; petiole distinct but very 

 short ; peduncles rather long, bearing a globose or short-oblong raceme \/ 2 to 

 1 in. long; flowers blue, 1 to l l / 2 lines broad; capsules l l / 2 lines broad, smooth, 

 crested. 



Rather common in the seaward and middle Coast Ranges north of San 

 Francisco Bay: Mt. Tamalpais; Sonoma; Howell Mt.; Mt. St. Helena, and 

 northward through the Redwood belt of Mendocino Co., where pure thickets 

 occur near Kennys, some of the individuals up to 16 ft. high. Apr.-May. 



6. C. dentatus T. & G. Low densely branched shrub with reddish brown 

 branchlets, the young twigs tomentose; leaves elliptical or narrower, rounded 

 at both ends or appearing retuse or subtruncate from the infolding of the 

 apex, dark brown and waxen on the upper surface, light colored and pubescent 

 beneath, papillate on and near the margin, 2 to 6 lines long; inflorescence 

 subglobose, very tomentose; flowers blue; capsules slightly crested, scarcely 

 lobed, 2 lines in diameter. 



Santa Cruz Mts. to Monterey. 



7. C. papillosus T. & G. " Habit of the last and differing little from it; 

 leaves often slightly cordate at base, the whole upper surface closely glandular- 

 papillate, 1 in. long or less, sometimes as much as 2 in. long; inflorescence 

 more oblong, about 1 in. long; peduncles naked, solitary or clustered; capsules 

 rather less than 2 lines in diameter. 



Santa Crux Mts. south to the Santa Lucia Mts. 



8. C. sorediatus H. & A. Erecl Bhrub 1 to 7 ft. high with rigid divaricate 

 branchlets; branchlets sparingly villous, at length olive-color or purplish; leaves 

 ovate or elliptic-ovate, green above, paler ami slightly pubescent beneath with 

 appressed hairs, glandular-denticulate, % to 1 (or 1 1 ._. ) in. long, on petioles 

 a line or two Long; racemes l or 2 (terminal or Bubterminal) on each branch- 

 let, ovate or broadly oblong in outline. y 2 to 1 in. long; lowers blue or almost 



white; capsules lobed, crested. 2 to L' Lines in diameter. 



Common in the <',,a<t Ranges, at flowering time often coloring the north 

 canon sides: Vaca Mts.; Mt. Hood Range; Howell Mt.; Mt. Tamalpais; Oak- 

 land Hills; Mt. Diablo; and southward. Mar. Apr. 



9. C. incanus T. & <i. Shrub s to 1 2 ft. high with very white-glaucous 



