BY BARON VON MUELLER. 475 



Cycas media, R. Brown. 

 Prince Regent's River. 



Dioscorea sativa, Linne. 



Woodhouse River, on alluvial banks. The plant is now also 

 known from the vicinity of Endeavour River. 



Thysanotus chrysantherus, F.v.M. 

 Durack River. 

 Seed-testule shining-black, punctular-rough. 



Cartonema spicatum, R. Brown. 

 Woodhouse and Carson Rivers. 



Commelina ensifolia, R. Brown. 



Prince Regent's River. 



The variety with linear leaves. Root consisting of a fascicle of 

 strong and rather long fibrilles. 



Livistona sp. 

 Sandstone Tableland. 



The collection contains only leaves, the stalks of which are 

 smooth. This fan-palm was nowhere high, 10 feet being the 

 maximum height, so far as observed. 



Xeroxes Brownii, F.v.M. 



Welcome Creek. 



The form distinguished by R. Brown as X. media among the 

 six designated by him with separate specific names. To select 

 any one of these for the total forms of the species would not be 

 an exact record. * 



