SUNFLOWER FAMILY 329 
linear, sharply acute at apex, 1.5-5 cm. long, pg conduplicate, ——— to gee glandular- 
hi 
scaberulous ; flower-heads solitary usually on sten —7 cm. nvolucres purplish, turbinate 
to hemispheric, 7-11 mm. high, the phyllaries aid ae lanceolate ra linear-la Sole, acute or 
acuminate, usually densely glandular-s scaberulous ; ray-flowers at sky blue to violet, 14-18 mm. 
long a mm. wide; s 44.5 mm. long, terete or somewhat co ompressed, roves 
and —2. ache 
10-nerved, air ons seid and - ai pubescent oe, s, pubs en ni almost glabrous above; pappus 
of 25-4 a4 slender, mee or sordid bri 
Meadow ee nf SoM els, Arctic-Alpine Zone; e Si ierra Nevada from_southern Fresno County to 
Inyo ied Tular re Count oa: iy 'eey Ty. pe ically: Nokes base of University Peak in the region of Kear- 
sarge Pass, Fresno County. July~Aug. 
36. Aster spindsus Benth. Mexican Devil-weed. Fig. 5561. 
Aster spinosus Ben . 1839. 
Leucosyris spinosa hoe Fittonia 2: 244. 1897. 
Stems herbaceous from oody , 0.6-3 m. high, reedy, much branched, nee iy 
siehrate striate, often heaving riveree “A Sartre axillary or supra-axillary spines 1.5 ¢ 
ong or less, essentially leafless above, the branches erectish, often broom-like. ami i saves hear 
or linear-spatulate, usually 1-3 cm. long, 1-3 mm. wide, acute, sessile, entir sana -mar gined, 
l-nerved, those of the branches mostly reduced to minute scales; heads white, vaduate ,0.81.5¢ 
wide, solitary at tips of short or long branchlets, these racemosely or egies disposed ; 
ucre campanulate-hemispheric, 4-5-seriate, pes i graduate, 3.5-6 mm. high, appre ret 
the phyllaries lanceolate or lance-ovate, mostly acuminate, = erceniah center and subscarious, 
sometimes ciliolate margins ; rays about oe ¥ es turning nals m. long; achenes glabrous, 
4-nerved ; style-appendages triangular, ick shorter than the pp arg ege 
me —_ banks, irrigation ditches, and moist places, Lower Sonoran Zone; Needle Sen cy County, 
California, and adjacent Nevada southward to Im perial and San Diego Counties, California, and Lower Cali- 
Lynas and —— to Texas and lela also Senies and Central America. Type locality: Aguascalientes, 
X1LCO. un 
RS 
aeannent Nye “" 
y * 
i 
Wh 
er alpigenus 
5559. yaad elatus 
5556. Aster stenomeres 
5557. Aster scopulorum 
