CATALOGUE. 143 
minutely glandular-pubescent, numerous, narrowly linear, the long acuminate 
tips recurved and often blackisli ; rays long, bright purple ; achenia some- 
what hairy. — Subarctic America to California and Colorado. East Humboldt 
Mountains, Wahsatch and Uintas ; 8-11,000 feet altitude; July, Au- 
gust. (511.) 
Var. scAPosus, T. & G. Casspitosc, dwarf; scape slightly exceeding 
the obovate-oblong radical leaves, naked, or with a few bracts, bearing a 
single head." — Wahsatch Mountains, near Cottonwood Lake ; 9,500 feet ele- 
vation. Scape G' high ; leaves 2' long, 6" wide ; rays white ; not exactly Fre- 
mont's plant, but very near it. (512.) 
AsTEE PULCHELLUS. Dwarf ; caudex woody, erect, mostly simple, the 
surface corrugated transversely and the upper part covered with vestiges of 
former leaves ; stems assurgent, 2-3' high ; leaves subcoriaceous, rigid ; the 
radical ones glabrous, linear-spatulate, 1-2' long, about 1" wide, 1-nerved and 
with a few indistinct veins ; the cauhne ones few and small, linear, somewhat 
flilcatc, clasping ; the uppermost subulate, slightly pubescent, as is the upper 
part of the stem ; heads medium-sized ; involucre broadly obconic ; the 
loosely appressed scales imbricated in several rows, at first sparingly lanu- 
lose, oblong or linear-oblong, scarcely acute, outer ones and tips of the inner 
ones purpHsh ; rays bright-purple ; styles of the disk-flowers with lanceolate 
branches, the stigmatic portion about 3 times shorter than the hispid append- 
age ; achenia smooth or sparingly pubescent; pappus of 25-30 barbellate 
setsB. — This plant will find its place in the section Xijlorrhiza^ and is nearly 
related to A. Andersonii, from which it differs chiefly in its smaller size, nar- 
rowly spatulate and rather obtuse radical leaves, in the lanceolate, not fihform 
appendages of the style, and in the nearly or quite smooth achenia. Rocks 
at the base of South Clover Peak ; 9,000 feet altitude ; September. Plate 
XVI. Fig. 7. A i^lant Figs. 8, 9. Outer and inner involucral scales; en- 
larged two diameters. Fig. 10. A ray-flower ; four times enlarged. Fig. 11. 
Its style; enlarged eight diameters. Fig. 12. A disk-flower. Fig. 13. An 
anther. Fig. 14. The branches of the style ; on the same scale. (513.) 
Aster Andersonii, Gray. Proc. Amer. Acad, 7. 352. Sparingly 
lanulose and soon glabrous ; stems mostly 6-9' high, 1-3 from an erect or 
assurgent woody caudex ; radical leaves grass-like, narrowly linear, acute, 
3-6' long, 1-2" wide, mostly 3-nerve(1, the cauline gradually smaller, and the 
uppermost reduced to bracts ; heads sohtary, rather large ; scales of the 
