jog NATURAL HISTORY BULLETIN. 



2. A. DRACONTiUM [Linii.) Sc/iotL Melet. (1832). 



Wats, and Coult., Gray's Man., 6th ed., 549; Upham, Fl. 

 Minn., 134; Arthur, Fl. Iowa, 30; Hitchcock, Ames Fl., 521. 



Low damp woods; less common than the preceding species. 



Decorah, Ilolivay ; Ames, Hitc/icock; Iowa City, Macbride ; 

 Charles City, Arthur ; Muscatine, Reppert; Keokuk, Rolfs. 



Note. — Calla faiusiris Linn., Spec. Ed. 2, 1373(1762), has been found just 

 outside our limis in southeastern Minnesota. Il maj' be looked for in the 

 northeastern part of our state. 



SYMPLOC ARPUS Salish. Nutt., Gen. I., 105 (1818). 

 I. S. FCETiDUS Salisb. Nutt., Gen. I., 105 (1818). 



Wats, and Coult., Gray's Man., 6th ed., 551; Arthur, Fl. 

 Iowa, 30; Macmillan, Metas. Minn. Val., 131. 



A homely plant with a most disagreeable odor. Bogs and 

 very moist ground; easti-rn and southern portions of the state. 

 Rather rare. 



Decorah, Holzuay : Muscatine county, Macbride, Reppert. 



ACORUS Linn. Spec. PI. (1753). 



I. A. CALAMUS Linn. Spec. PI. 324 (1753). 



Wats, and Coult., Gray's Man., 6th ed., 551; Arthur, Fl. 

 Iowa, 30; Upham, Fl. Minn., 135. 



Well distributed throughout the state. Usually only a 

 small percentage of the plants flower. Marshes, June, Jul\\ 



Decorah, Holzvay ; Iowa City and Cedar Rapids, Macbride; 

 Emmet county, C ratty; Ames, Hitchcock ; Hancock county, 

 Arthur ; Jewell Junction, Rolfs; Winnebago county, Shiniek. 



LEMNACEiE. 



LEMNA L?nn. Spec. PL, (1753). 



I. L. MINOR Linn. Spec, PI. 970 (1753). 



Wats, and Coult., Gray's Man., 6th ed., 553; Arthur, Fl. 



