82 



WILD FLOWERS OF CALIFORNIA 



SHEEPHERDER'S GUM HYMENOXYS 



The rubber-like constituents of these plants were first said to be discovered by 

 sheepherders who used them for substitutes for gum. A firm in Denver several 

 years ago made a very good composition rubber from H. floribunda utilis, the 

 Colorado rubber plant. 



966. Hymenoxys Cooperi 



967. Hymenoxys biennis 



968. Hymenoxys chrysanthe- 



moides and var. 



SYNTRICHOPAPPUS FREMONTII 



White-woolly annuals only a few inches high with yellow or purplish ray 

 flowers and yellow disk flowers disposed in small heads. Deserts, southern Cali- 

 fornia. 



969. Syntrichopappus Fre- Rays yellow, numerous 



month awns. 



970. Syntrichopappus Lemmoni Rays rose-purple in pappus. 



Desert regions, southern 

 California. Resembles 



sagebrush but with yellow 

 flowers. 



971. 



Trichoptilium incisum 



972. 



973. 



Blenosperma Californi- 

 cum 



Nicolletia occidentalis 



Low (a few inches), spread- 

 ing woolly desert annual 

 with leaves toothed or in- 

 cised and yellow flowers 

 on slender peduncles. Pap- 

 pus of 5 much divided 

 scales. 



Low annual with pinnately 

 parted leaves and branches 

 bearing solitary yellow- 

 flowered heads. Moist 

 ground upper Sacramento 

 to southern California. 



A stout, erect, very smooth 

 and slightly succulent per- 

 ennial of the desert. 

 Leaves narrow and parted 

 into short, sharp lobes. 

 Strong - scented. Heads 

 nearly sessile among the 

 upper leaves. Purple rays 

 striped with pink. Mohave 

 Desert region. 



Strong - scented perennials 

 of the desert regions. 

 Herbage blotched with 

 large purple oil glands. 

 Rays yellow. 



976. Porophyllum gracile 



Disagreeably scented perennial dotted with oil glands. Flowers dull-white and 

 purple. San Diego across the desert and south to Mexico. 



977. Chinch-weed Pectis papposa Disagreeable odor like that 



from the chinch bug. Low 

 branching herbs. Yellow 

 (lowers. Weed in Imperial 

 Valley. 

 MAYWEED TRIBE ANTHEMIDEAE 



978. Yarrow Achillea millefolium and 



974. 

 975. 



Dysodia Cooperi 

 Dysodia porophylloides 



This is one of the most cosmopolitan plants we know of occurring as it does 

 throughout Asia, North America and Europe. In California it is abundant both on 

 the coast and in the valleys and in the Sierras. 



