144 INDEX 



Willow, Sand-bar, 43. Pimpernel, 99. 



Winter Cress, 72. Water Buttercup, 59. 



Winterberry, 89. Wood Sorrel, 85. 



Wood Anemone, 62. Yellow-eyed Grass, 41. 



Sorrel, 85. Yew, 30. 



Sorrel Family, 85. Family, 30. 



Yarrow, 122. Zanthoxylum, 87. 



Yellow Adder's-tongue, 36. americanum, 87. 



Birch, 48. Zizia, 99. 



Melilot, 83. aurea, 99. 



Oak (see Chestnut Oak), 50. 



