CCXM PROCEEDINGS OF THE ROYAL HORTICULTURAL SOCIETY. 
White-fly, woolly, 207 
" Wild Flowers of the North American 
Mountains," by J. W. Henshaw, 
180 
Wilkinson, A. E., " The Apple," 175 
Willow borer, 201 
gall, xl 
price of timber, 187 
Wilson, E. H., plants introduced by 
him, 35 
G., on essentia] points of 
orchid cultivation, 7 
Wilsonara x insignis, A.M., cxxv, 
clxxxvii 
Wind-breaks, 207 
Wintergreen, 191, 490 
Wisley Laboratory, contributions from, 
349 
new or noteworthy plants at, 
353 
the new laboratories at, 115 
weather in 1915, 122 
Wistaria brachybotrys, 523 
floribunda, 523 
japonica, 523 
multijuga, 523 
sinensis, 523 
venusta, 523 
Wolseley, Viscountess, "In a College 
Garden," 177 
" W T omen and the Land," 177 
" Women and the Land," by Vis- 
countess Wolseley, reviewed, 177 
W T omen, employment in forestry, 19,1 
horticulture, 195 
Wood-boring insects, mode of treat- 
ment for, 208 
Wood-using industries, 523 
Woodruff, 136 
Worm, white, 525 
Wormseed, see Chenopodium ambro- 
sioides and C. anthelminticum 
Wormwood, 191 
Wren, R. C, and Holmes, E. M^, 
" Potter's Cyclopaedia of Botanical 
Drugs and Preparations," 470 
Wright, K. M., see Storey, F. W. 
W. P., " Illustrated Garden 
Guide," 179 
Yeard, F. L., " Market Gardening," 
171 
Yellow pine, see Pinus ponderosa 
Yellow wood, see Podocarpus 
Yucca rupicola, cxxxvi 
Yunnan, flora, 39 
Zephyranthes Candida major, cxxxv 
Zinnia elegans, 348 
Zygopetalum Prainianum, 525 
AT THE BALLANTYNE PRESS 
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