THE IOWA SEDGES. ^ 17 



Woods, less common than the following variety. Not be- 

 fore reported from Iowa. 



Iowa City, 1895, Shimek; Fayette, 1895, Fink ; Johnson 

 county, 1895, Fitzpatrick ; Scott and Muscatine counties, 

 Barnes & Miller ; Decatur county, May. 1S97, Fitz-patrick; 

 Keokuk, June 1, 1897, Shimek; Marshalltown, May 1, 1897, 

 Pummel; Ames, May 26, 1897, a form very close to the next, 

 Combs & Pammel. 



34. C. LAXIFLORA BLANDA (DezV.) Boott. 111. Car. 37 



(1858). 



C. blanda Dewey, Am. Jour. Sci. x, 45 (1826). 

 C. laxiflora var. striatiila Carey. Gray's Man., 2nd ed., 524 (1852). 

 Illus. Flora, 1, 327: Gray's Man., 6th ed., 607: Arthur, Fl. Iowa, 34: Tracy, 



Fl. Mo., 93; Rydberg, Fl. Bl. Hills, S. D., 528; Higley & Raddin, Fl. 



Cook Co., 1 11 >., 134. 



The most common form of the species; in woods, probably 

 throughout the state. 



Charles City, June, 1875, Arthur : Johnson county. 1894. 

 Shimek; Jasper county. 1886, Johnson; Emmet county, 1S85, 

 C ratty ; Scott and Muscatine counties. Barnes & Miller : Des 

 Moines, May 15, 1897, L. H. & Emma Pammel. 



35. C. digitalis copulata Bailey, Mem. Torr. Club, 1. 47 



(1889). Pl. v. 



Illus. Flora, I, 328; Gray's Man., 6th ed., 60S; Beal & Wheeler, Fl. Mich., 



Rare in the southeastern part of the state, not before re- 

 ported from Iowa. 



Ravines at Wild Cat Den, Muscatine county, 1896, Barnes 

 & Miller. This extends its range several hundred miles to 

 the westward, it having heretofore been reported only from 

 Michigan and Southern Ontario. It is very probable that C. 

 digitalis Willd. occurs in the state. It is a smaller plant, with 

 very narrow leaves 1-2 lines wide. 



36. C. albursina Sheldon, Bull. Torr. Club, xx, 284 (1893). 



C. laxiflora var. latifolia Boott. 111. Car. (1S5S) not C. lalifolia Moench. 

 Illus. Flora, i, 329, fig. 781; Gray's Man., 6th ed., 607; Arthur, Fl. Iowa. 34; 

 Hitchcock, PI. Ames, 524; Tracy Fl. Mo., 93. 



IV— 4 3 E 2 



