120 Index of Plants, fyc. 



Wilkiea calyptrocalyx, P.I., ii. 64 

 Xanthoxylon brachyacanthum, P.I., ii. 65 

 Xerotes dura, V.I., 42 ; juncea, V.I., 135 

 Ximenia exarmata, P.I., iii. 22 

 Zornia chaetophora, P.I., iii. 56 

 Zygophyllum glaucum, V.I., 29 



