SUNFLOWER FAMILY. 569 



high; herbage sparingly hirsute-pubescent or almost glabrous, the 

 involucre canescently hirsute; leaves oblong-spatulate to linear- 

 lanceolate, 1 to 2 in. long; bracts of involucre equal, linear-lanceolate. 

 North Coast Ranges, rarely collected and apparently maritime: 

 Gualala, Sonoma Co., BioleHi; Mendocino City, Bolander, no. 6484. 



7. E. angustatus Greene. Stems several or many from a woody 

 crown, 13 to 18 in. high; herbage glabrous throughout; leaves nar- 

 rowly linear or filiform; heads solitary or in a corymbose panicle, 

 subtended by a few subulate bracts; involucres turbinate, slightly 

 glandular; achenes somewhat pubescent, much compressed and with 

 a reddish thickened callous-margin. — (E. inornatus Gray var. angus- 

 tatus Gray.) 



Dry hills of the Coast Ranges: Mt. St. Helena (whence Greene's 

 type); Epperson's, Lake Co.; first collected by Harford in Calaveras 

 Valley, Alameda Co., 1878; depauperate forms 4 to 6 in. high with 

 one-headed stems occur in Marin Co. on Mt. Tamalpais and at El 

 Campo. 



8. E. inornatus Gray. Pine Erigeron. Stems simple, more or 

 less clustered, 2 ft. high; herbage yellowish green, hispidly pubescent 

 or glabrous; leaves' linear, 1 to 2J in. long; heads 3 to 4 lines high, 

 10 to 20 in a depressed corymb; involucre campanulate; bracts une- 

 qual and somewhat imbricated. 



Mountain ridges, common under Yellow Pine: North Coast Ranges 

 (Cobb Mt., Lake Co., within a few miles of the Sonoma line); Sierra 

 Nevada. July-Aug. Var. viscidulus Gray. Lower, minutely 

 and densely viscid-glandular; heads large and few. — Specimens from 

 Gualala, Sonoma Co., are said to be this. 



Var. Blolettli. Two ft. high, scabrous-puberulent; leaves oblan- 

 ceolate, the margins obscurely hispid-ciliate. — E. Biolettii Greene, as 

 to plants of Howell Mt.; the Hood's Peak plant not seen by us. 

 Forms grading into the next are to be expected. 



9. E. miser Gray. Stems in a rather close tuft on a short woody 

 caudex, very leafy; herbage canescently hirsute; leaves linear-oblong, 

 or cuneately narrowed towards the base, less than 1 in. long; heads 4 

 lines high, few in a rather close corymb; involucre campanulate, the 

 bracts imbricated. 



Eocky summits of the Coast Ranges from Mt. Hamilton and "Wild 

 Cat Creek to Mt. Tamalpais and Mt. St. Helena. July-Aug. 



90. BACCHARIS L. 

 Perennials, ours shrubs excepting one, commonly resinous or gluti- 

 nous. Heads many-flowered. Involucre imbricated. Flowers 

 whitish or yellowish, dioecious. Staminate flowers with tubular 

 corolla slightly dilated at the throat, the limb cleft into 5 linear 

 lobes; ovary abortive; style present. Corolla of the pistillate flowers 

 very slender and thread-like, obscurely toothed at apex, the teeth 

 erect, not spreading. Pappus of capillary bristles in the sterile plant 

 scanty and tortuous; in the fertile very long and copious. (The god 

 Bacchus.) 



