(117) 
1. C. Kettocen Greene. Awn of the pap- 
pus longer than the palea; palea emarginate 
(not deeply cleft).—@©. San Bruno Mountains; 
Marin County. Spring. 
2. C. Linpteyr DC. Awn of the pappus 
somewhat shorter than the palea; palea brown- 
ish, persistent.—@. Common. Spring. 
3. C. LinzariFotiIa DC. Awn of the pap- 
pus not longer than the palea; palea white, 
persistent. ©.—Common. Spring. 
68. (Microseris) Microseris Don. 
Involucral bracts imbricate, the outer rank 
very short, calyculate. Receptacle flat, slight- 
ly alveolate. Pales of the pappus entire, 
tapering into a scabrous awn. Capitula nod- 
ding on slender scapes, which are not thickened 
towards the head. Flowers yellow.—©. 
1. M. Dovetassit Gray. Pappus paleaceous; 
pales 5, boat-shaped, tapering abruptly into 
an awn of the length of the akene.—Common. 
Spring. 
2. M. arrenuata Greene. Pappus palea- 
ceous; palee 5, boat-shaped, tipped with an 
awn shorter than the akene.—Contra Costa. 
Spring. 
3. M. acuminata Greene. Pappus palea- 
ceous; pales 5, flat and straight, gradually ta- 
pering into an awn, shorter than the palea,. 
Contra Costa. Spring. 
