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IOWA ACADEMY OF SCIENCE 
“C. pseudo-cyperus var. comosa Boott. Bot. Cal. ii, 252 (1880). C. 
pseudo-cyperus var. americana Hochst., Herb. Unio. Itin. (1837). 
Probably very rare. A small specimen was found with the collection 
some time afterward, thus its habitat is not noted. Probably along 
swamps and ponds in low ground. June, 1908. 
4 — Car ex squarrosa L., Squarrose sedge. 
L. SP. PI. ii, 937 (1753) ; Br. Illus. FI. 301, f. 700; Gray’s Man. 6th 
ed. 597, 7th ed, 250 ; Arthur, Cont FI. Ia., iii, MacMillan Metas. Minn. 
Val., 126; Tracy FI. Mo., 94; Webber, App. FI. Neb. 23; Cratty, Iowa 
Sedges, 338. 
Frequent, in low open ground. Found in swales along creeks north 
of Mt. Pleasant, and along river bottoms south. June 16-18, ’08. 
4 — Car ex- hjphinoides Sehwein. Cat-tail sedge. 
Br. Illus. Flora, i, 302, f. 701; Gray’s Man. 7th ed, 250, f. 531; Cratty, 
Ia. Sedges, 339; “Ann. Lyc. i, 66 (1824). 
C. squarrosa Gray’s Man. 6th ed., 596 (1890) in part,; C. squarrosa 
var. typhinoides Dewey, Am. Jour. Sci., x, 316 (1826). 
Bare, in a swale north of Skunk river along railway tracks. Not 
typical. Leaves generally less than typical (in width), bracts very 
short and narrow only a little longer than the culm. Spikes narrower, 
about 3-4 inch wide. Staminate point of spikes wanting. Many of the 
scales are awned, probably all. 
6 — Carex aristata R. Br. 
Rich. Bot. App., 751 (1823) ; Br. Illus, Flora, 302, f. 703; Gray’s Man. 
6th ed., 598; Hitchcock, PI. Ames 594, and Bull. Torr. Bot, Club., xvi, 
70; MacMillan, Met as, Minn. Valley, 124; Tracy, FI. Mo. 92; Cratty, 
Iowa Sedges, 340 
C. Trichocarpa var aristata Bailey, Bot. Gaz., x 293 (1885) ; Gray’s 
Man. 7th ed. 250. Quite rare, June 30, 1908. 
7 — Carex Shoriiana Dewey. Short’s sedge. 
Dewey Am. Jour. Sci., xxx 60 (1836) ; Br. Illus, Flor, i, 303; Gray’s 
Man. 6th ed., 596, 7th ed. 234; Tracy FI. Mo., 94; Webber, FI. Neb., 
98; Cratty, Iowa Sedges, 340; Bessey, Cat. FI. Neb., 939. 
Frequent in open seepy ground. Leaves 5 inches long. Very con- 
spicuous plants, the abundant spikes giving the vegetation a brown color- 
ing. South of Mt, Pleasant along roadside. June 17, 1908. 
