(87) 



2. E. GLAUCUS Ker. Radical leaves differing 

 from cauline, glaucous, entire, succulent; ray 

 purple. — U' Seashore. Summer. Autumn. 



3. E. PHiLADELPHicus L. Leaves irregularly 

 dentate; ray -flowers narrow, numerous, red- 

 dish. — U- Colma. Berkeley. Autumn. 



4. E. Canadensis L. Leaves numerous, 

 small, rays inconspicuous, whitish. — 0. Waste 

 grounds. Common. Summer. Autumn. 



12. Baccharis L 



Dioecious. Head without rays. Scales of 

 the involucre oc-seriate, imbricate. S corolla 

 tubular with 5-cleft limb. Pappus capillary, 

 1-seriate. 9 corolla filiform, truncate. Pap- 

 pus copious, capillary. 



1. B. PiLULARis DC. Leaves sessiL* cune- 

 iform, sinuately dentate; flowers whitish. — h. 

 Summer. Autumn. Common. 



2. B. DouGLASii DC. Glutinous; leaves 

 lanceolate, acute, distinctly 3-nerved; capitula 

 in a compound, terminal corymb; receptacle 

 conical. — 21- Moist sand. San Francisco. 

 Summer. 



3. B. VIMINEA DC. Shrub with the as- 

 pect of a willow; leaves lanceolate, acute; cap- 

 itula in terminal corymbs and racemes, recep- 

 tacle flat. — ^2' River-bed, Niles. Livermore. 

 Summer. Autumn. 



