178 COMPOSITE. Aster. 



A. Kingii, Eaton". A span or less high, cespitose : leaves mainly radical, spatulate, entire, 

 or with few sharp teeth, mucronate, thinnish, glaljrous or nearly so (1 to 3 inches long) : 

 flowering stems pubescent and above glandular, bearing solitary or 3 to 5 middle-sized heads : 

 involucre soniewhat campanulate, 4 or 5 lines high, merely puberulent-glandnlar, hardly at 

 all viscid ; tlie bracts linear-lanceolate with attenuate and squarrose-spreading green tips : 

 rays less than 30, barely half-inch long, white: akenes narrow, pubescent.' — Bot. King 

 Exp. 141, t. 16. — Utah, in the Wahsatch Mountains at 7,000 to 11,000 feet, Watson, Parry, 

 M. E. Jones. 



-H- -H- Stems branching: leaves comparatively small: species neither alpine nor subalpine. 

 = Involucre of the small and scattered or somewhat racemosely disposed heads not squarrose; the 



green tips of the bracts more or less erect: slender and low species, a span to a foot or less high, 



of the Rock}' Mountain and interior western region. 



- A. campestris, Nutt. Pruinose-puberulent and viscidulous, somewhat heavy-scented : 

 leaves linear (about an inch long, a line or two wide) or lower narrowly lingulate-spatulate 

 (radical "serrulate," Nuttall), mostly glabrate, some obscurely 3-nerved : involucre 3 or 4 

 lines high, hemispherical, of rather few-ranked and little unequal linear acute bracts, prui- 

 nose-glandular . rays 3 or 4 lines long, light violet or purple. — Trans. Am. Phil. Soc. (n. ser.) 

 vii. 293. — Low grounds and plains, interior of Washington Terr, and Idaho to Montana 

 (first and sparingly coll. by Nnttall and Sjiii/diru/, recently by Watson, Suksdorf, Forwood, 

 &c.), E. (>ren'ou (Cusich) to N. California (Greene). 



Var. Bloomeri. More rigid (in drier more exposed situations) : stem and leaves hir- 

 ^ sutulous : involucral bracts sometimes more unequal. — ^1. Bloomeri, Gray, Proc. Am. Acad, 

 vi. 539, & Bot. Calif. 323. — High slopes, &c., W. Nevada, Bloomei', Leinmon, in .specimens 

 of the latter, from Carson, passing into A. campestris. 



=»A. Fendleri, Gk.^t. Rigid, a, span to a foot high, sparsely hispidulous : the linear one- 

 nerved firm leaves hispid-eiliate, otherwise usually smooth and glaljrous : in^■olucre soniewhat 

 campanulate (3 lines high); outer bracts shorter, linear-oblong, obtuse, pruiuose-glandular, 

 inner acute or apiculate : rays violet, 4 lines long. — PI. Fendl. 66. .1. Xiitta/lil, var. Fendleri, 

 Gray, Pacif. R. Rep. vi. 97. — Plains and sand-hills, from W. Kansas to S. Colorado and 

 N". New Mexico ; first coll. by Fendler. 



= ^ Involucre of the large heads very squarrose-foliaceous : leaves proportionally very small, 

 rigid, recurA'ed or reflexcd. 



A. grandrflorus, L. About 2 feet high, with long and slender spreading rigid branches, 

 hispid with short spreading bristles, not viscid : leaves oblong-linear or obscurelv spatulate, 

 Tough-hispidulous ; cauliue rarely 2 inches long; of the branches half to less than quarter 

 inch long; uppermost passing into bracts of the (half-incli high) many-ranked obscurely 

 granulose-viscid involucre ; the green tips oblong-linear or shorter, or the inner linear : ravs 

 three-fourths inch loug, deep violet, large and numerous, rather broad : akenes little com- 

 pressed, canescent, 7-10-costate. — Spec. ii. 877 (Martyu, Plist. PI. Par. t. 191 ; Dill. Elth. 

 t. 36, fig, 41 ) ; Mill. Ic. t, 282 ; Bot. Reg. t. 273 ; Hoffm." Phyt. Blatt. 6.5, t. A, f. 1. .4. aspei-- 

 rinius, Xutt. Trans. Phik Soc. vii. 293. — Dry and gravelly .soil, A'irginia to Georgia in the 

 middle country. 



== = == Involucre of middle-sized (a third to half inch) heads well imbricated; the unequal 

 bracts with loose squarrose-spreading tips: leaves not rigid, spreading. 



A. Novse-Anglise, L Stem stout and strict, 2 to 8 feet high, very leafy to the top, 

 coarscdy hirsute or hispid with many-jointed hairs, also ivith glandular pubescence : leaves 

 lanceolate or broadly linear, pubescent (2 to 5 inches long), enth-e, slighth- if at all narrowed 

 below, half-clasping by a strongly aurieulate-cordate base : heads croivdc^d : ra^ s 50 to 60 or 

 more, fully half-inch long, purple. — Spec. ii. 875 (Hort. Cliff. 408 ; Herm. Pa'i-. Pot. t. 98) ; 

 Bot. lieg. t. 183 ; Torr. & Gray, Fl. ii. 145. A. ample.ricanlis, Lam. Diet. i. 304, exck svn! 

 Tourn. A. spwius, WiUd. iii, 2032, a low and branching form with scattered 'lic:ids '.1 

 conrwnm, Colla, Hort. Rip, App. iii. t. 12, not Willd.-Low grounds, Canada ami Saskatch- 

 ewan to S. Ciirohna and Colorado. A peculiar and handsome species. 



-Var. roseUS, DC. R:rys ro3e-<'(d,n'ed.— (I!.>t. Reg. 1. c. fig. d.) .4. rose„s Desf Cat. 



ed. 3, 401, not Stev.- With the ordin:iry form occasionally, permanent in cultivation. 



A. Oblongifolius, Nutt. About 2 feet high : stem hirsutc-])ul,cscent verv leafy corym- 

 bosely branched : leaves from narrowly oblong to broadly linear (larger cauline 2 inches 



