PLATE XVIII. 



Panicum andre-wsi, Rendle, sp.n. (p. 192.) 



Fig. 1. Barren glume, i, viewed from inside. 

 Fig. 2. Barren glume, ii, viewed from inside. 



Fig. 3. Barren glume, iii, viewed from inside and showing the empty- 

 pale. 



Fig. 4. Fertile glume. Dorsal view. 



Natural size. Figs. 1-4, parts of spikelet, x 18. 



