NEW SOUTHWESTERN PLANTS 145 
New Plants from Southwestern Mountains. 
ACHILLAEA SUBALPINA. Stoutish and low, angled and stri- 
ate stems 3 to 6 inches high, thinly villous-lanate: leaves few, 
oblong-linear, the basal short-petiolate, the cauline sessile, auri- 
cled, all bipinnate, the segments softly spinescent-tipped, the 
whole leaf villous-silky : corymb of few large heads; involucres 
campanulate, bracts triangular-ovate to oblong-ovate, none with 
much pubescence, all strongly carinate-nerved, the inner with 
thin fuscous margins: rays large, white. 
Subalpine slopes of Mount Ouray, southern Colorado, 20 Aug., 
190 , C. F. Baker, n. 842. 
ANTENNARIA FORMOSA Near A. parvifolia, every way much 
larger; stem 18 to 22 inches high, ending in a lax corymbose 
panicle of large heads: stolons depressed, 14 to 3 inches long, 
their full grown leaves an inch long or more, broadly rounded 
and acutish at summit, thence tapering cuneately to the base, 
hoary above, beneath white with a dense appressed indument ; 
stem leaves longer, exceeding the internodes, linear-spatulate, 
acute, erect, more loosely pubescent: heads many and large; 
involucres greenish white, scarcely tomentose or flocculent even 
at base, all the bracts with oblong-obovate acute scarious tips as 
long as the body or longer: male plant not known. 
Low meadows at Gunnison, Colo., C. F. Baker n. 580. 
ANTENNARIA LATISQUAMEA. Low and with much the habit 
of A. agrica but more slender, the few large heads of the pistil- 
late plant commonly on long pedicels, forming a loose corymb : 
leaves smaller, thin, spatulate-ovate, $ inch long or more, not 
densely silky-tomentose even beneath, sparsely so above: heads 
3 or-4, 4 inch high, broad and many-flowered ; bracts not very 
many, all with broad and obtuse white tips, the inner only nar- 
rower, not acute: male plant not seen. 
At 10,000 feet in the Black Range, New Mexico, on a shaded 
slope, 30 Sept., 1904, O. B. Metcalfe, n. 1433. 
ERIGERON PLATYPHYLLUS. Related to Æ. macranthus and 
LeaFLETS, Vol. i. pp. 145-160. Dec. 28, 1905. 
