Fig. 208: a and h, Fimhrixlylis castanea: a, habit, X %; b, achene, X 13. c and d, 

 Fimhristylis auiumnalis: c, habit, X i^; d, achene, X 15. e, Fimhristylis dichotoma: 

 e, achene, X 16. f, Fimhristylis caroliniana: i, achene, X 16. (Courtesy of R. K. 

 Godfrey). 



