13 
neate leaflets, 1-14’ long which are varyingly 3-lobed or in- 
cised and the lobes 2-3-toothed and with a sharp apiculation. 
_ Leaves leathery and smooth; petioles not margined nor en- 
larged below except at very base; lower pair of leailets distant. 
Peduncles erect, 6-8’ long, rather slender. Involucres mostly 
of one linear-subulate and green bract not over 6” long, but 
mostly wanting. ays 10-15. about 2” long, the inner ones 
_and rather slender. Involucels of several green bracts, with 
fruit, stout, erect or spreading. Flowers dst small. Fritit 
about 5” long and 3-4” wide including the wings, emarginate 
at both ends. Seeds about a line wide and 4” long, very con 
'cave on the inner face so that the two make an Ciibicelse 
ded cross section, elliptical in Selene as to length; lateral 
ee Oil tubes very narrow, 4-6.in the intervals and 2 on 
‘each edge of the commissure and sometimes more, but very 
faint. Sin of the commissure very much thickened and white. 
This evidently belongs to the purpureus section but has the 
seeds of the Pteryxia section and the leaves more like the 
Utahensis section, At a distance the green tufts sare one of 
Pzonia, a genus not found in the region. Thi e 
culiar species. "Tt seas in very poor ‘soil pitty aikehnes 
Lower oo life zon 
totaenia multifida aad its variety Eatoni. For the 
d Sica ae lowe field notes are furnished, in order to 
S t they cannot be oe as separate species. Ra- 
valli vets sae seeds 8 mm. long, oil tubes and corky 
“ridge get ta se rays man Alta Montana material; seeds 
oblong, v -15 mm. Jong, oil tubes absent and also 
corky se pedicels many, leaves finely dissected. Lambert 
alley Montana material; seeds 8 mm. long, with evident oil 
bes and corky lateral nerve, foliage less dissected, rays many. 
slackfoot Glacier Montana material ; fruit 8-10 mm. long, very 
