330 COMPOSITAE 
37. Aster intricatus (A. Gray) Blake. Shrubby Alkali Aster. Fig. 5562. 
pen ? carnosa A. Gray, Smiths. Contr. 5®: 80. 1853. 
Aster carnosus A. Gray ex Hemsl. ee Centr. cage Bot. 2: 120. 1881. Not Gilib. 1781. 
Bigelovia intricata “i paket a roc. aye : 208. 1882. 
1. Fran. ah 
Aster lnivivatas Blake, oe Wash. Acad. a: de 1937. 
r m. high, rigidly and genre branches peat hig ioe and essentially glabrous 
throughout. Stem-leaves linear, 1-2 cm. long, wide, entire, mucronulate, fleshy, those of 
the branches reduced, mostly pasate ~~ ae a ee ong; heads solitary at tips of 
branches, discoid, 5-8 mm. thick, 8-10 mm. high; oe turbinate-campanulate, 6-7 mm. high, 
about 5-seriate, strongly gra aduate, appressed, i phyllaries linear or lance-linear, acute or a 
nate, the outer cuspidulate, glabro te ely ciliola nti cha rtaceous, whitish, with greenish 
midline ; corollas usually yello mg goles terete, many-ribbed, siootiedbedeaiinen® pret -ap- 
pendages lance-subulate, longer than the s laaie egion. 
Occasional in alkaline meadows, Upper and Lower Sonoran Zones; Mono County, Calif ornia, southward 
through the Mojave Desert to Los Angeles and San Bernardino igen yo and in the San Joaquin Valley from 
paceen County to Kern County; also southern Nevada and western and southern Arizona. Type locality: Lan- 
r, Los Angeles County. Collected by Parry. June—Sept. 
38. Aster pence Nutt. Marsh Alkali Aster. Fig. 5563. 
Aster paucifiorus Nutt. Gen. 2: 154. 
Aster caricifolius H.B.K. Nov. Gen. : eR 4: 92. pl. 333. 1820. 
Tripolium subulatum Nees Gen. & Sp. Aster. 156. “ipa 
Aster thermalis M, E. Jones, Proc. Calif. Acad. IT. 895. 
Aster hydrophilus asain e ex Woot. & Standl. ae U. : na Herb. 16: 187. 1913. 
Erect perennials from creeping rootstocks ; stems simple or “prcinge from the base, 2-9 dm. 
tall, poole glabrous except fo for the glandular inflorescence. Leave —— fleshy, midvein 
not prominent, linear or lanceolate-linear, pure “eg acuminate at a 12 cm. long, m. 
wide, longer at base, ro above and act-like the branches be meh corymbiform inflores- 
cence; involucres 6-12 mm. wide, m. = ee the phyllaries linear- Cniiolste, herbaceous ex- 
cept for a narrow hyaline margin, rather loose, of t r three lengths pe scarcely graduate ; 
rays pale parole | or whitish, 6-10 mm. long; eee appressed- — 
In alkaline soil about springs and streams, and not common, Upper and Low gn Zones; Saskatchewan 
south to Texas and Mexico and west to Nevada and the Death Valley, region, “Inyo. har oa California. Type 
locality: “On the margins of saline springs, r Fort Mandan, on the Missouri.” Oct. 
39. Aster éxilis Ell. Slim Aster. Fig. 5564. 
Aster exilis Ell. Bot. S.C. & Ga. 2: 344. 1823 
Aster exilis var. australis A. Gray, Syn. Fl. N. iil: 12: 203. 1884. 
Slender _ anapaeet annual, paniculately much herr ig 0. Land 2 m. high. Stem-leaves oblanceo- 
late to hartge ly linear, 2.5- 12¢ m. long, 2-13 mm. wide, attenuate to acute or the lowest obtusish, 
ee (the 1 ste narrowed in a etistiforis baad); anne or the larger serrate or serrulate, 
fl l-nerved, roughish- margined, gee xi the branches mostly reduced to subulate bracts; 
heads usually very ‘numerous, in wer wide ; involucre turbinate, about 4-seriate, strongly 
raduate, 4-6 m igh, the siellaies lance linear ee ee to linear, attenuate or acuminate, 
se a "poanewbdt fohee. glabrous, Amin n, shini rtaceous center and narrow s cw eg 
margin, sometimes purple-tipped ; ae 15-40, sank, purple, or bluish, about 3 mm. lo 
achenes ow 4-nerved, finely Riahekue- pappus emt white, soft, rather scanty. 
In alkaline places, Sonoran Zones; Sacramento and San Joaquin Valleys to coastal southern Cali- 
— soutii - Mence end South America and east to the Atlantic coast. ot ype locality: western Georgia << oa 
40. Aster frondésus (Nutt.) Torr. & Gray. Short-rayed Alkali Aster. Fig. 5565. 
Tripolium — Nutt. Trans. Amer. Phil. Soc. IT. 7: 296. 1840. 
1841 
Aster fron Torr. & Gray, Fl. N. Amer a2: 165. 
Brachyac sows a A. Gray, Proc. Amer. Acad. 8: 647. "1873. 
Aster vanaincuag Gandoger, a doy Soc. Bot. Fr. 65: 39. 1918. 
Annual, erect or decumbent, 2.5-60 cm. high, simple or much eae aes green, ag stem 
sparsely hispidulous or subglabrous. Leaves Lime gs to linear, 1.5-6 c 1.5-9 mm. wide, 
tuse or te, mucronulate, the larger n: argined netiolif if a base, enti sap de- 
pressed-serrulate, fleshy, l-nerved, hspidlous-iilate seers pabeoes heads few to very 
numerous, 6-10 mm. high, usually racemosely a alon: the. branches Pag yong 
tyes re hemispheric-campanulate, about 3-seria ae ual o what geodua 5-7 mm. high, 
e phyllaries appressed, tnear Gael te to ae dake ee inp y acute, geet ciate 
-nerved, the outer herbaceo’ ee the inner with subscarious margin below; rays pink- 
purple, very numerous, in several ranks, narrow, exce ing the involucre ag anthesis) by 2 ea or 
less ; achenes appressed-pubescent pappus simple, copious, soft, whitis 
Moist sali s and borders of water, wees Sonoran and Transition se: eastern Washington and 
Oregon, rarely rring west of the Casc ade ntains, southward to northern California reaped the sr 
Neveax’ to the vunthine of ety tk — and T aarthers Lower California; eastward to Idaho and Wyom 
and south to northern Arizona. Type locality: ‘‘near Lewis’ River of the Shoshonee.”” Bade oda 
