IOWA ACADEMY OF SCIENCES. 
213 
130. C. amphibola Steud. {C. grisea var. angustifolia 
Boott.) Rare; woods west of Estherville. 
131. C. crawei Dewey. A pretty little plant, but very 
rare in Iowa; N. E. corner, sec. 11, T. 99 JSJ., 
R. 31 W., one and one-half miles northeast of 
Armstrong. 
132. G. grisea Wahl. Rare in woods, south shore of 
Iowa lake. 
133. G. meadii Dewey. Very common on low prairies. 
134. C. laxiflora blanda (Dew.) Boott. Frequent in 
woods. 
135. G. setifolia (Dew.) Britton. (C. eburnea Boott.) 
Rare; dry hillsides in woods. 
136. G. pennsylvanica Lam. Very common on upland 
prairies. Our earliest sedge. 
137. C. chordorhiza L. f. Bog two and one-half miles 
north of Armstrong. A common high northern 
species barely coming within our limits, The 
only known station in the state. 
138. C. stenophylla Wahl. Rare; dry ground; school- 
house block, Estherville. The station since des- 
troyed. The only other known locality in the 
state is in Lyon county (Prof. Shimek.) 
139.. C. stipata Mu hi. Common near water in low 
woods. 
140. C. tereiiuscula Gooden. Frequent in marshes. 
140. C. teretiuscula prairea Dewey. Bogs; more com- 
mon than the species. 
141. C. gravida Bailey. Very common in woods, and 
occasionally on open prairies. 
142. C. vulpinoidea Michx. Very common in low 
ground. 
143. C. sartwellii Dewey. Infrequent on low prairies. 
Usually dioecious. 
144. C. rosea Schkuhr. Frequent, woods and prairies. 
145. C. rosea radiata Dewey. Rare in dry woods. 
146. G. interior Bailey. Woods and prairies. Usually 
growing in dense tufts. 
147. G. tribuloides bebbii (Olney Baily.) Infrequent in 
marshes. 
