1900] ROCKY MOUNTAIN HERBARIUM 199 
old leaf-bases: stems usually two or more from each crown, 
rather slender, curved ascending or erect, 12-18™ long, sparsely 
ciliate and obscurely granulo-puberulent, monocephalous: leaves 
crowded on the crowns, green and appearing glabrate but ciliate 
on the petioles and often on the blades, obscurely granulo- 
pubescent, simply three-parted, or more often each segment 
again three-parted ; ultimate segments linear-oblong, 4-6™ long ; 
petioles slender, 2-3°" long; stem leaves few (2-4), bract-like, 
mostly linear, entire, the lower occasionally trifid: heads 8-12™ 
oe ne (apparently sometimes a few filiform ones); 
S very numerous; involucre ciliate-pubescent and 
oT the longer hairs, bracts linear-acuminate, 
fasts ie : coat akenes flattened, narrowly obovate, 
B lone ae fh nt, about 2™" long; the soft pappus about twice 
8 e akene. 
i. oo. about the same relation to F. mudtifidus Rydb. (Fl. 
two varieties . rage glabratus does to the same species. The 
glabrous in ee har “" e habit and leaf outline. They are both 
fradiate. The variety oe " Ae e one is wholly glabrous and the other is 
larger size, in being more a differs from E. multifidus discotdeus in its 
Nos. 5538 and 6066 oe ea sh in its cespitose caudex. 
2343 from Dome ro. ps - one park belong here, as does also no. 
stony hills and AS faily at g Horn mountains, 1896. It occurs on dry 
A y abundant. 
coe aaah ped etseorus longinodosa. 
Stocks fro 
Toots, erect, 4— 
much exceedi 
Pubescence of 
Stems single from hori- 
ee sie which spring numerous, thick, fibrous 
high, the internodes long, usually 10-15™, 
ng the leaves or rarely only equaling them: 
(especially on a kinds, a short, dense, glandular puberulence 
hairs (especiall e peduncle), and some scattering white crisped 
the lowest ne on the involucre): leaves 3-5 pairs, denticulate; 
Petioles often : RS Nap 6-10™ long, on slender 
ast, rarely oe ong, disappearing early in the season or, at 
Tower, taperin eae the next lowest mostly obovate or nar 
cither shorter rag a short margined petiole, variable in size, 
Sessile by a 4 onger than the lowest pair; the upper pairs 
road base, very variable in size and shape, from 
