PLIANTS OF SOUTHERN NEW JERSEY. 251 



Cyperus microdontus Torr. Small-toothed Sedge. 



Cypenis microdontus Torrey, Am. Lye. N. Y. III.: 255. 1836 [Salem, N. C.]. 

 — Robinson and Fernald, Gray's Man. Ed. 7, 174. — Emile F. Williams, 

 Rhodera III. igoi, 36. 



Only known in the State from a specimen in the Gray herba- 

 rium, collected by Dr. J. B. Brinton, August i, 1880. at Cape May, 

 but labelled C. nuttdlii; from Pleasant Mills, where it was 

 discovered September 27, 1887, by Mr. C. A. Gross, possibly 

 from the shores of Mullica River, within the limits of tidewater ; 

 and from Claypot Creek, Navesink Highlands, where it was 

 obtained by Mr. E. F. Williams, September 2, 1900, and identi- 

 fied by Prof. Fernald. Previously not known from north of 

 Virginia. 



Fr. — Early August to early October. 



Coast 5/n>.— Navesink (E. F. Williams), Pleasant Mills, Cape May (Gray 

 Herb.). 



Cyperus pseudovegetus Steud. Marsh Sedge. 



PI. XVI., Fig. 7. 



Cyperus pseudovegetus Steud., Syn. PI. Cyp. 24. 1855 [So. Carolina]. — 

 Stone Torreya, 1907, 40. 



Lower portion of the Middle district. Discovered near 

 Riddleton, September 16, 1894, by Charles D. Lippincott. 

 Rare. 



Fr. — Early July to early October. 



Middle District.— R\d6.\eton. 



Cyperus dentatus Torr. Toothed Sedge. 



PL XVI., Fig. 8. 



Cyperus dentatus Torrey, Fl. U. S. I. 61. 1824 [Pine Barrens of New Jer- 

 sey]. — Knieskern 34. — Torrey Ann. Lye. N. Y. III., 271. 1836. — Willis 67. 

 — Britton 260. — Keller and Brown 59. 



Cyperus parviUorus Barton, Fl. Phila. I. : 28. 1818. 



Wet sandy spots in the Pine Barrens and locally in the 

 Northern and Middle districts. 



We have both the typical form, which has the spikelets fre- 

 Cjuently abortive, and the var. ctenostachys of Fernald, which 

 seems to me to be merely a fully developed normal extreme of 

 the same thing. 



Fr. — Late July to late September. 



