Fig. 250: a-c, Rhynchospora mixta: a, top of plant, X %; b, scale, X 25; c, achene, 

 X 25. d-f, Rhynchospora Harveyi: d, top of plant, X 1; e, scale, X 25; f, achene, X 25. 

 (Courtesy of R. K. Godfrey). 



