if 
p 
MR. GEYER’S ROCKY MOUNTAIN PLANTS. 247 
Flathead Indians. Six feet high. Rays long. Sept. (n.. 
274.) 
5. H. giganteus, L.—Hook. Fl. Bor. Am. 1. p. 312. Torr. 
et Gr. Am. 2. p. 325. 
Has. Fertile valley of Sweet Water River at Rock Inde- 
pendance. July. (n. 66.) 
6. H. quinquenervis ; foliis ovatis acuminatis integerrimis glabris 
5-nervibus caulinis oppositis in petiolum brevem atte- 
nuatis radicalibus longe petiolatis in petiolum sensim de- 
currentibus, pedunculis pubescentibus, squamis involucri 
interioribus ovato-lanceolatis exterioribus longioribus an- 
gustioribus subfoliaceis ciliatis, capitulo inter maxima, 
radii flosculis longis sulphureis. 
Has. Stony ridges, hills of Upper Platte, with Bolsitrhiei 
helianthoides ; rare. (n. 33.) —1I regret to establish a new 
species on a solitary specimen which does not afford a 
spare flower for dissection ; but neither in Helianthus, nor 
in any allied genus, can I find a species resembling this. — — 
The radical leaves including the petiole are above a foot __ 
long, and as well as those of the stem, have the midrib | 
"With two pairs of conspicuous nerves inserted below the 
= middle. The flowers are more than 3 inches across. 
x Coreopsis (Calliopsis) Atkinsoniana, Dougl. in Lindl. Bot. 
Reg. t. 1376. Hook. Fl. Bet Am. pps 31.95 
.. Àm.l, p. 311. acf | 
Haa, Stony borders of Upper Columbia and Spokan rivers. 
vuy, August. m. 
p August. ( ) 
‘reopsis, Hoot, B Bot. “Mag. t. 3505. ue ee 
Has, Sand hills of Lower Bet: re with Pr 
