Fig. 251: a-c, Rhynchospora microcarpa: a, top of plant, X 1; b, scale. X 25; c, 

 achene, X 25. d-f, Rhynchospora rariflora: d, top of plant, X i/^; e, scale, X 25; f, 

 achene, X 25. (Courtesy of R. K. Godfrey). 



