SUNFLOWER FAMILY 575 
1. Rafinesquia califérnica Nutt. California Chicory. Fig. 5993. 
Rafnesquie cloacae seh Trans. Amer. Phil. are Il. 7: 429. 1841. 
Greene, Pittonia 2: 193. 189 
ms stout, a3 dee, high, ool ‘hook or sometimes branched above. Basal leaves 
coarsely to othed, soon withering ; stem-leaves oblong ba worse eolate, auriculate- siaaping dentate to 
Scteapesestenell d, the divisions rather broad and n _— the —— the upper leaves much 
reduced; heads several in a paniculate- cep ome a S anericen m. hi a ‘i igules 5-8 m 
long, white ; outer achenes pubescent and somewhat uderenians! beak slender, equaling the bo o 
pappus dull white or sordid, plumose with steeight hairs to the top of the bri 
Foothills and ebay: ee Sonoran Zone; Humboldt and Mariposa sacthow ies ricer 0 coast: 
California and norther r California; occasionally eastward at higher elevations to the Sescua wee Colorade 
Deserts and es tah yee ona. Type locality: “‘Near the sea-coast in the vicinity of St. Diego, Upper Cali- 
fornia.”” April—July. 
o sinneei neo-mexicana A. Gray. Desert Chicory. Fig. 5994. 
R A. Gray, Smiths. Contr. 56: 103. 1853. 
Na emoseris neo-mexicana Greene, Pittonia 2: 193. T6931; 
Stems simple or branched from Ay base, 1.5-5 dm. high, often purplish, rather weak and 
usually jaaneobted by desert shrubs. Basal leaves 3-9 cm. long, mostly runcinate-pinnatifid, acute 
at the apex, u sally per — during anthesis, the stem-leaves sessile and auriculate-clasping, 
much Ase gist abov and becoming feached te in the inflor rescence, deeply runcinate-pinnatifid, the 
nonincised p OE the feat spony. ne 6 lanceolate to linear ; flowers solitary at the ends of the 
branchlets ; igh arid about 2 cm. long, linear-lanceolate, ak aa ct , the outer calyculate 
bractlets much sho rter, ligules 1s. -20 m m. long, laciniate-toothed at the apex, white within, tinge 
with rose or purple without; achen 3 12 15 mm. long, obscurely angled, tapering abruptly into 
a beak shorter than. ie body of the ppl a surface npoearin grayish-mottled with a papillate 
puberulence, the pappus- Fang ors bright white, the bas mewhat flattened, plumose with soft 
arachnoid ha airs, hens often lacking at the inn of the ‘bri mre 
Mesas and canyons, usua my in the shade of shrubs, — Zones; Inyo County, California, south through 
the Mojave: gad feeeete Deserts to central Lower California and eastward to souther ice ey and through Ari- 
zona we Texas, and in adjacent Sonora. Type losabeee El Paso, Texas. March—-May 
159. MALACOTHRIX DC. Prod. 7: 192. 1838. 
Annual or perennial herbs. Leaves alternate or basal, poangped Bim Heads long- 
dumeae panicled, or solitary; flowers yellow: or w ite or mes purplish- tinged. 
uo en ng, en 
rr 8 so " ~~ hair, in ict to ‘ie soft woolly nabencaee: on the leaves of the 
original s 
A wae ae American genus of about 15-20 species. Type species, Malacothrix californica DC. 
