814 
*264, 
265. 
*266. 
267. 
*268. 
269. 
*270. 
ar. 
72d. 
#2713. 
274. 
#275. 
#276. 
277%. 
#278. 
209. 
*280. 
281. 
#282. 
283. 
284. 
BULLETIN UNITED STATES GEOLOGICAL SURVEY. 
Diplopappus umbeilatus, T. & G. 
Boltonia glastifolia, L’Her. 
1873. September. Mouse River. 
Solidago Canadensis, L 
Solidago gigantea, Ait. . 
1873. July, August. From Pembina to Mouse River. 
1874. August. Milk River. 
Solidago Virga-aurea, L. 
Solidago Virga aurea, L., var. humilis. 
1874. August. Rocky Mountains. 
Solidago Virga-aurea, L., var. alpina. 
Solidago incana, T. & G. 
1874. August. Milk River. 
Solidago lanceolata, Ait. 
Solidago nemoralis, Ait. 
Solidago Missouriensis, Nutt. 
1873. August. Mouse River. 
Solidago stricta, Ait. 
Solidago serotina, Ait. 
Solidago rigida, L. 
1873. August. Open prairie. Very abundant. 
1874. August. Milk River. | 
Solidago tenwfolia, Pursh. 
Bigelovia graveolens, Gr. 
Bigelovia Howardii, Gr. 
Aplopappus lanceolatus, T. & G. 
1874. August. Milk River. 
Aplopappus Nuttallii, T. & G. 
Aplopappus spinulosus, DC. 
1873. August. Mouse River. On very dry plains. Plant 
about six inches high. 
Grindelia squarrosa, Dunal. 
1873. August. Mouse River. 
1874, August. Frenchman’s Creek. 
Very abundant on the plains. Used by the Indians as 
an anti-syphilitic, in decoction. 
. Chrysopsis villosa, Nutt. 
1873. August. Dry plains. 
1874. July, August. Prairies along Missouri River. 
Chrysopsis villosa, Nutt., var. hispida. 
1874. July. Missouri River. 
~ Chrysopsis hispida, Hook. 
. Iva axillaris, Pursh. 
. Ambrosia psilostachya, DC. 
1873. August. Mouse River. Ondry plains. 
. Ambrosia trifida, L., var. tntegrifolia. 
