534 



COMPOSITE. 



sessile in the axils or forks, as well as terminal), always solitary; 

 flowers white or rose-tinged; rays 1 or 2, 3-parted; disk-flowers 3, 

 contained in a 3-lohed cup; pappus of 5 subulate-awned palea 1 and 5 

 small truncate palea- ray-achene glabrous. — (Hemizonia pauciflora 

 Gray.) 



Mountain sides of the inner North Coast Kanges from the Vaca 

 Mountains northward to the Clear Lake region. July. -Aug. 



3. C. multiglandulosa DC. Sparingly hirsute or hispid, espe- 

 cially toward the base of the leaves, 6 to 11 (or 16) in. high; herbage 

 with a pleasant balsamic odor, the floral leaves and involucre gland- 

 ular with stipitate glands; leaves filiform-linear, mostly straight and 

 rigid but brittle, the upper somewhat divaricately spreading and 

 mostly 2 or 3 times longer than the heads and floral leaves in the 

 axils; heads solitary in the axils or crowded towards or near the 

 summit and spicate or capitate; pappus-paleae commonly 10, some 

 (commonly 5) subulate, others (commonly 5) shorter and blunt. — (C. 

 cephalotes Greene.) 



Dry hills and mountain slopes: Marin Co., southward to the Santa 

 Cruz Mountains. July-Sept. 



4. C. spicata Greene. Slender, simple, rigidly erect, about 1 ft. 

 high; floral leaves terete, truncate at apex and tipped with a stipitate 

 gland, ciliate with white hairs; heads subsessile in the axils of all the 

 leaves from below the middle and thus spicate; ray-flowers 1 or 2; 

 achenes canescent with appressed hairs, those of the ray scarcely 

 angled; pappus brownish, the palea? 10 or 11, subulate, 1£ times as 

 long as the achene; corolla-lobes of disk-flowers hispidulous. 



Common on the plains of the San Joaquin Valley between Oak- 

 dale and La Grange. June. 



5. C. hispida Greene. Erect, simple, 2 ft. high; leaves 2 to 2£ 

 in. long, or the fascicled ones much shorter, all hispid, at least 

 towards the base; heads rather large (^ in. long) on short axillary 

 l»ranehlets; flowers yellow; rays about 4; corolla-lobes of disk-flowers 

 densely covered on the outside with many short glandular processes 

 or slender papilla*; achenes hispid with short brownish appressed 

 hairs; pappus of about 11 subequal palea 1 tapering to a point. 



Lower San Joaquin Valley near Lathrop. June. 



51. BLEPHARIZONIA Gray. 

 Stout somewhat coarse and hirsute annuals with glandular-viscid 

 ill-scented herbage. Cauline leaves linear and entire, those of the 

 branches oblong to oval. Flowers yellow, the heads arranged in 

 panicles. Ray-flowers 7 to 10, with 3-lobed ligules; disk-flowers 10 

 to 25, the outer ones subtended by 1 or 2 series of linear bracts. 

 Achenes silky-hirsute, 10-striate; those of the disk more or less fertile, 

 crowned by a pappus of about 20 short and stout densely plumose 

 awns; those of the ray fertile, elongated-turbinate, the pappus like 

 that of the disk or dissimilar and minute. (Greek blepharis, an eye- 

 lash, and zonia, a girdle, in reference to the circle of pappus-awns.) 



