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29 — Carex tribuloides Wahl. 
“K. ACAD. HandL xxiv, 145 (1803), Pl. viii;” Britton, Ulus. Flora, 
i, 356, f. 862; Gray’s Man., 6th ed., 629; 7th ed., 217 ; Arthur, FI. Iowa, 
34; MacMillan, Metas. Minn. Yah, 108; Bessey, Cont. FI. Iowa, 124; 
Fink, Proc. Ia, Acad. Sci., iv, 106; Cratty, Iowa Sedges, 359; Shimek, 
la. Geol. Surv., xvi, 169; Bessey, Cat. FI. Neb., Series iii, p. 23. 
Very common, several varieties of this possibly being present, June 
14-18, 1908. 
30 — Carex scoparia Schk. Pointed Broom sedge. 
Reidgr. Naeht., 20 (1806) ; Br. Ulus. FL, i, 356, f. 863; Gray’s Man., 
6th ed., 620; 7th ed., 217; Arthur, FI. Ia., 33; MacMillan, Metas. Minn. 
Yal., 108 ; Bot. Surv. Nebr., iii, 16 ; Fink, Proc. Ia. Acad. Sci., iv, 106 ; 
Cratty, Ia. Sedges, 360. 
Common, variable, in open swales. June 14, 1908. 
31 — Carex crist at ella Britton. 
111. Flora, i, 356 (1896) ; Gray’s Man., 6th ed., 620; 7th ed., 219 (C. 
cristata Schwein) ; Arthur, Flora Iowa, 34; Hitchcock, PI. Ames, 525 ; 
MacMillan, Metas. Minn. Yal., 109; Tracy, FI. Mo., 93; Cratty, Ia. 
Sedges, 366; Shimek, Ia. Geol. Surv., xvi, 170. 
C. cristata Schwein Ann. Lye N Y, i, 66 (1824) not Clairv. (1811) ; 
Gray’s Man., 7th ed., 219. 
C. straminea var. cristata Tuck. Enum. Meth., 18 (1843). 
C. lagopodioides var. cristata Carey, Gray’s Man., 1st ed., 545 (1848). 
Abundant. June 14, 1908. 
32 — Carex festucacea Willd. Fescue sedge. 
Willd., Sp. PL, iv, 242 (1825) ; Br. Illus. Flora, i, 359, f. 871; Arthur, 
Fl. Ia,, 34; MacMillan, Metas, Minn. Yal., 106; Cratty, Iowa Sedges, 
363; Shimek, Ia, Geol. Surv., xvi, 170. 
C. festucacea Schkuhr Gray’s Man. 7th ed., 220. 
Common, woods and shady places throughout. June 14-18, 1908. 
