The American Midland Naturalist 
PUBLISHED BI-MONTHLY BY THE UNIVERSITY 
OF NOTRE DAME, NOTRE DAME, INDIANA. 
VOL. IV. NOVEMBER, 1015s. NO. 6. 
ENUMERANTUR PLANTAE DAKOTAE SEPTEN- 
TRIONALIS VASCULARES.— III. 
ENUMERAVIT J. LUNELL. 
The Vascular Plants of North Dakota.—TIII. 
With Notes by J. Lunell. 
Family 14. CYPERACEAE J. St. Hilaire Expos. Fam. I: 
62. (1805). 
CYPERUS Hom. Odyss. XXI: 391. Hippoc. vie acut.. 409. 
Theophr. Hort. IV: 11., also Schoenus of same. Diosc. I: 4, Theoc. 
loc. comm. Zerna Pseud. Democ. in Geopon XII: 6. Juncus 
Cyperus dictus Plinius XXI:79=Cyperus rotundus Linn. and almost 
all other writers. Cyperus Linn. Sp. Pl. 44. (1753). 
189. Cyperus Schweinitzii Torr. Ann. Lyc. N. Y. 3: 276 (1836) 
Pleasant Lake; Denbigh (Bergman). 
190. Cyperus acuminatus Torr. et Hook. Ann. Lyc. N. Y. 
g-)435. (1836). 
Leeds (extinct); Fargo (O. A. Stevens). 
191. Cyperus erythrorhizos Muh!l. Gram. 20. (1817). 
Jamestown. 
me POOHARTS R. Bre Prod. Bl. Nov.: Holly i224. .(i8ro). 
192. Eleocharis quadrangulata (Michx.) R. et S. Syst. 2: 
Pe5.°(18t7). 
Scirpus quadrangulatus Michx. Fl. Bor. Am. I: 30. (1803). 
Eleocharis mutata Britton, not R. et S. 
Benson Co., acc. to specimen deposited in the Gray Herbar- 
ium by the writer in 1906. 
193. Eleocharis olivacea lorr. Ann. Lyc. N. Y. 3: 300. (1836) ¢ 
Benson Co., ace. to specimen deposited in the Gray Herbarium 
by the writer in 1906. 
