Aspidi inn nli.c-ma* ^xnrtz.— In ru 



this variety was collected in Harne 

 ceding in haviug more incised pinnu 

 on the rhachis. 



Cystopteris frag His Bernli.— In sin 

 The s|h cimens collected were coverei 

 (P.) D. C— This fern was collected 



Mountain, and in ravines approa 

 Onoclea struthiopteris Ilotfiu.— 



City (Professor Williams). 



Woodsia oregana D. C. Eaton.- 



Woodsia seopuUnn I). ('. Eaton. — Common in the crevices of rocks 



Botrychium virginicum Swartz.— Collected at Rapid City by Pro- 

 fessor Williams, who reports it to be rare.— Chari.es E. Bi»iv. 



Notes on the Flora of Western South Dakota.—* Concluded 

 from p. 63.)— The time spentin the Black Hills region was too short to 

 enable one to form any very accurate ideas regarding its large and varied 

 flora. There is a mixture of Rocky Mountain forms with those of the 

 astern flora, which with the prairie forms make the Black Hiltaflora u 

 very interesting one. The canons are pleasing fields to the student. 

 Working up one canon we find in a shady nook Lophani 

 on the drier flats are many kinds of Eupntorium and Aster, and an 

 abundance of Argemone platyceras, while on several shady banks 

 Onoclea struthiopteris grows as tall as a man's head. L p a small side 

 canon are found Potentilla fruticosa, Physocarpus monogyniu, Ardo.-ta- 

 phylos nva-nrsi, Di^pnrmn trarhycarpo. and Sli^plwrdia rawnitnn*. 

 Out into another and darker side canon, and we seePyroh tecunda, I', 

 ehlorantha, Muianthemum mnadense. Pterospom androw,,: 

 dry bottom of another Mentzelia oligospermia, Geranium r,ch„rd- 

 sonii,G. caroliniannm and G. dimectvm were collected. Far up a 

 narrow, dark gorge grows Mim d«,. ' km with Coryhu rostral m tn< 

 bank above. Along the higher bluffs, Pima ponderosa var. seopal- 



