Explanation of Figures. 

 Plate XXXV. 

 Fig. 1. Flowering panicle of Aristida cyananthax\ 

 „ 2. Flowering spikelet of same x 1/1. Note the erect adpressed awns 

 „ 3. Fruiting spikelet of same x 1± Note the 3 spreading awns 

 Figs. 4— 5. Spikelets of same attacked by Ustilago aristidce-cyananthw. Note the re- 

 markable pod-like structures x f . 



