150 Wyojiiitig Experiment Station. 



Dodecatheon, sp. 



Some very small specimens secured by B. C. Buffum at Bald 

 Mountain, with single flowered scapes, probably belong to the var. 

 alpina. Gray, of D. Meadia. August 8, 1892. 



Steironema ciliatum, Baudo, Ann. Sci. Nat. (II) xx, .346 (1843). 

 Rich soil in thickets on streams. 



Laramie Peak, August 7, 1895 (No. 1582); Bald Mountain, 

 August, 1892. 



Glaux maritima, L. Sp. PI. 148 (1753). 



On the low, wet shores of alkali ponds and lakes; abundant. 

 Laramie, June 16, 1894 (No. 248). 



OLEACEiE. 



Fraxinus viridis, Michx. f. Hist. Arb, 3: 115, t. 10 (1813). F. lan- 

 ceolata, Borck. 



Rare in the parts of the state collected. 

 Platte River, July 14, 1894 (No. 480). 



APOCYNACE^. 



Apocynum androsaemifolium, L. Sp. PI. 213 (1753). 



fVequent on grassy slopes in the foothills of the Platte. 

 Whalen canon, July 19, 1894 (No. 535); Laramie Peak, August 

 7, 1895 (No. 1632). 



Apocynum cannabinum, L. Sp. PI, 213 (1753). 



Rare in the districts collected, but probably frequent in the north- 

 east. 



On the banks of the Platte, July 11, 1894 (No. 396); also on the 

 Big Muddy, July 23, 1894 (No. 596). 



ASCLEPIADACE^. 

 Acerates viridiflora linearis, Gray, Syn. Fl. 2. 



Rare ; occasional specimens on the banks of the Platte River. 

 Fairbanks, July 14, 1894 (No. 489). 

 Asclepias cryptoceras, Watson, King's Rep. (1871). 



This is a rare plant, coming into our range only in the western 

 part. 



Snake River, May 29, 1892, by Fred McCoullough. 



