CLASS II. ANGIOSPERM^E. 169 



Scirpus americanus Pers. (8. pwngens Vahl.) Chairinaker's 

 Rush. Jn water, etc. Decorah (Savage). 



Scirpus validus Vahl. (S. lacustris L.) Great Bull-rush. 

 Locally common, in swamps, etc. Moneek. 



Scirpus atrovirens Muhl. Dark-green Bull-rush. Common 

 in swamps and bogs. Decorah (Goddard) ; Hesper, Calmar. 



Scirpus cyperinus (L.) Kunth. (Eriophorum cyperinum L.) 

 Wool-grass. Frequent, in swamps. Ft. Atkinson. 



Carex lupulina Muhl. Hop Sedge. Swamps and ditches. 

 Decorah (Goddard). 



Carex hystricina Muhl. Porcupine-sedge. Common in bogs. 

 Hesper. 



Carex strict a Lam. Tussock Sedge. In swamps. Decorah 

 (Goddard). 



Carex longirostris Torr. Long-beaked Sedge. On moist 

 shaded banks. Decorah (Goddard). 



Carex amphibola Steud. (C. grisea var. (?) rigida Bailey.) 

 Narrow-leaved Sedge. In dry soil. Decorah (Goddard). 



Carex albursina Sheldon. (C. laxiflora var. latifolia Boott.) 

 White-beaked Sedge. Not rare, on shaded slopes. Decorah. 



Carex pennsylvanica Lam. Early Sedge. Common in dry 

 open woods. Decorah (Goddard). 



Carex stipata Muhl. Awl-pointed Sedge. Reported by Fitz- 

 patrick. 



Carex gravida Bailey. Heavy Sedge. In moist places. De- 

 corah (Goddard). This is the form which Cratty reports as 

 var. laxiflora Bailey. 



Carex vulpinoidea Michx. Fox Sedge. Common along edges 

 of swamps and in wet meadows. Hesper, Calmar. 



Carex rosea Schk. Stellate Sedge. In woods. Decorah 

 (Goddard). 



Carex sparganioides Muhl. Bur-seed Sedge. Not common, 

 in moist woods. Decorah. 



Carex cephalophora Muhl. Oval-headed Sedge. In dry 

 places. Decorah (Goddard). 



Carex tribuloides Wahl. Blunt Broom Sedge. Common in 

 meadows. Calmar. 



