390 



ASTERACEAE. 



1, A. mollis Schauer. Erect, 2-4 dm, high; leaves linear, entire 

 or serrulate; heads 2.5 cm. long or less in flower; rays very short 

 and involute, yellow, changing to reddish-brown; heads expanded in 

 fruit, forming a globose cluster; pappus becoming very showy. 



Occasional in the coast valleys, on grassy plains or in grain fields. 

 Extending south to San Diego. 



Tribe 7. HELENIEAE. Sneezeweed Tribe. 

 Herbs or suffrutescent plants with alternate or oppo- 

 site leaves. Receptacle naked or with a few fimbrillae. 

 Involucral bracts in 1-2 series or rarely in 3 series. 

 Pappus of palese, awns or bristles, or wanting. 



45. JAUMEA Pers. 



Succulent and glabrous perennial herbs, with opposite 

 entire subterete fleshy leaves, and solitary terminal 

 short-peduncled middle-sized heads of yellow flowers. 

 Involucre cylindraceous-campanulate, its bracts broad 

 and imbricated, the outermost short and fleshy. Rays 

 pistillate, fertile. Receptacle naked, conical. Disk- 



