WEST VIRGINIA GEOLOGICAL SURVEY 26^ 



R. iiispiDA (Desv.) Britten. (A', pahistrc var. hispiaum, Gray). 



Preston : near Kingwood. 

 R. Armoracia (L.) Hitch. Horseradish. (Nastnriium Arino- 

 racia Fries.). 



Escaped from cultivation in many waste places and fields. 

 Marshall: frequent in several places where it is complained 

 of as a weed difficult to eradicate. Jefferson : near Shenan- 

 doah Junction. 



CARD AMINE L. 

 C. PARViFLORA Linn. 



On rocks. Monongalia : near Morgantown (A. B. Brooks) ; 

 near Uffington {Sheldon, 1366). 

 C. HiRsuTA L. Small Bitter Cress. 



Wet places. Monongalia : Monongahela River below Mor- 

 gantown; above Little Falls. Marion: near Catawba and 

 elsewhere. Fayette : near Nuttallburg (Xnttall). Randolph : 

 near Pickens {H. H. Suiith, 1406). ' 

 C. BULBosA(Schreb.)B.S.P. Spring Cress. (C.rhomboidea, DC). 

 Wet meadows and springy places. Preston : Cold Spring. 

 Monongalia : road to Cheat River beyond Easton. Wood : 

 Kanawha Station. Fayette: near Nuttallburg, common 

 {Niittall). Mercer: near Bluefield. 

 C. PURPUREA (Torr.)Britt. (C. rhomhoidea, var. purpurea, Torr.). 

 Damp places. Monongalia : near Morgantown ' (Mills- 

 paugh). Ohio: in a spring marsh near Wheeling {Merts, 

 144b). Upshur {Pollock)^ 

 C. ROTUNDiFOLiA Michx. ]\lountain Water Cress. 



Cool Springs. Preston : Cold Spring. Jefferson : Flowing 

 Spring. Wirt: near Burning Springs. Calhoun: Laurel 

 Run. Monongalia : near Morgantown. Ohio : near Wheel- 

 ing {Mert-, 145). 

 C. PRATENSis Linn. 



Wet meadows. Ohio: near Wheeling (Riehordson). 



C. Pennsvlvanica Muhl. 



Wet places. Randolph : borders of Gandv Creek (Green- 

 man 374, 373) and vicinity of Horton. 



DENTARIA L. 



D. DipiiYLLA Michx. Pepper Root. 



Common in deep, cool ravines and in the mountains. 

 Monongalia: Wirt: Wood: Calhoun: Lewis: Upshur: near 

 Buckhannon (Pollock) Jefferson : Grant : and Tucker coun- 

 ties. Gilmer: near Glenville (Mapel; Brozmi). Fayette: 

 Hawk's Nest (Porter); near Nuttallburg (Nnttall). 



