Phytologia (A ug 2004) 86(2) 1 1 1 



Voucher specimen: U.S.A. TEXAS. Brazoria Co.: Nash Ranch, 

 275-acre hay meadow W of CR 25, about 8.7 miles N of its intersection 

 with Hwy. 35 in West Columbia, locally common in seasonally wet 

 fringes of deep prairie depression with Amsonia repens Shinners, Boltonia 

 diffusa Ell., Carex festucacea Schkuhr ex Willd., C. longii Mack., C. 

 triangularis J. Bock., Cyperus drummondii Torr. & Hook., C. haspan 

 L., C. pseudovegetus Steud. var. pseudovegetus, Diodia virginiana L., 

 Eleocharis palustris (L.) Roem. & Schult., Hydrolea ovata Nutt. ex 

 Choisy, Hymenocallis liriosme (Raf ) Shinners, Juncus coriaceus Mack., 

 J. nodatus Coville, Leersia hexandra Sw., Ludwigia glandulosa Walter, 

 Panicum hians Ell., Panicum subg. Dichanthelium spp., P. virgatum L., 

 Paspalum plicatulum Michx. var. plicatulum, Physostegia intermedia 

 (Nutt.) Engelm. & A. Gray, Polygonum hydropiperoides Michx., 

 Rhynchospora caduca Elliott, R. corniculata (Lam.) A. Gray, Rudbeckia 

 nitida Nutt. var. texana Perdue, Schizachyrium scoparium (Michx.) Nash 

 var. scoparium, Tridens strictus (Nutt.) Nash, and Vernonia missurica 

 Raf, 21 May 2004, Rosen and Christoffersen 2950 (BRIT, MICH, VSC, 

 TEX). 



ACKNOWLEDGMENTS 



We are grateful to Peter Conaty and John Phillips for granting access 

 to the Nash Prairie. We thank Richard Carter and Charles Bryson for 

 critical review of this manuscript. 



LITERATURE CITED 



Brown, L. E. and I. S. Elsik. 2002. Notes on the flora of Texas with 

 additions and other significant records. II. Sida 20:437-444. 



Carter, R. and N. Mclnnis. 1993. Status report on Cyperus cephalanthus. 

 Unpublished report submitted to U.S. Fish & Wildlife Service, Jackson, 

 Mississippi. 140 pp. 



Carter, R., D. K. Alexander, C. T. Bryson, and A. Lazari. 1999. The 

 taxonomy of Cyperus virens and Cyperus drummondii in the 

 Southeastern United States. Sida 18:1049-1063. 



