252 



INDEX 



Watercress, 127 



Water Lily, 45 



Wheat. See Triticum 



White Clover. See Trifolium 



White Dead Nettle. See Lamium 



White Mustard, 127 



Whorled, 11 



Willow family. See Salicacece 



Wind, dispersal by, 95 



— influence of, 211 



Wind-pollination, 79 



Wings, 138 



Winged, 233 xix. 



Winter Aconite. See Eranthis 

 Withering, 203, 209, 211 

 Wood, 197 



Woodsorrel. See Oxalis 

 Woodsorrel family, 137 

 Woody stem, 27 

 Woolly, 232 XIX. 



Yellow Flag. See Iris 

 Yew, 50, 97 



Zygomorphtc, 71 (figs. 96, 97) 



W. M. WHITE AND CO., LIMITED, RIVERSIDE PRESS, EDINBURGH. 



