Rhynchospora CYPERACEAE Scleria 



Aug. 1895 (A); abandoned pond near Sharptown (Wi), O'Neill, 

 7430, cited by Gale in Rhodora 42, 112. 1944. 



R. microcephala Britten. 



Rare: Salisbury (Wi), Commons, 28 Sept. 1863 (A); along 

 Indian River, Millsboro (S), S. Brown, 21 Sept. 1907 (A). 



R. cephalantha Gray. (R. axillaris of Gray's Man., ed. 7.) 



Rare, in moist sandy soil of the Coastal Plain: Ellendale and 

 Redden (S), several collectors; edge of swamp in Salisbury (Wi), 

 A. V. Smith, in Rhodora 41, 111. 1939. 



Cladium R. Br. Twig Rush. 



C. mariscoides (Muhl.) Torr. 



Frequent; marshes, pond borders and dune hollows, southern 

 Kent (Del.) and Sussex Counties, and southward. July to Sept. 



Scleria Bergius. Nut Rush. 

 (See Fernald: Rhodora 38, 397-398. 1936.) 



S. triglomerata Mx. 



Infrequent in meadows and moist pine woods of the Coastal 

 Plain; rare in the Piedmont: moist soil, Centreville (NC), Commons 

 14 Aug. 1878 (A). July, early Aug. 



S. minor (Britton) W. Stone. 



Rare, in moist pine woods: Ij/^ mi. n. w. of Colbourne (Wo), 

 R. R. Tatnall, 4627, 3 Aug. 1940 (T). 



S. nitida Willd. 



Rare, in dry woods, Coastal Plain and Piedmont provinces: 

 meadow, Centreville (NC), Commons in 1863 (A); Salisbury (Wi), 

 Canhy, Sept. 1894 (D). 



S. pauciflora Muhl. 



Infrequent; meadows; also dry sand and serpentine soil, Pied- 

 mont and Coastal Plain. Late June to Aug. 



S. reticularis Mx. 



Infrequent; meadows, swamps and ditches, chiefly Coastal 

 Plain. Seems not to have been collected since 1899. Aug., Sept. 



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