Willow, bog, 
brittle gray, 
crack, 
dense-flowered early, 
frost, 
glossy, 
heart-leaved, 
Muhlenberg’s, 
ee 
oe 
stift leaved, 
tender, 
Torrey’s, 
varnished, 
weeping, 
woolly- Rina swamp, 
yellow, 
Willow, insects on, 
Wittows, brittle, . 
cordate, _ 
grayish, 
ochre-flowered, 
sallows, 
INDEX. 
256, 
258 
262 
264 
260 
261 
267 
275 
257 
259 
272 
255 
276 
261 
277 
265 
270 
259 
269 
254 
263: 
275 
262 
274 
255 
WI.Lows, two-colored, 
viminales, . ° 
white, 
Wine grape, 
Winter berry, 
grape, 
Witcn Hazen Family, 
Withe rod, 
XANTHOXYLA‘CER, 
Xanthoxylum Americanum, 
Yellow-barked oak, 
Yew, 
Yews, ; 
Yulan magnolia, . 
Zelkoua, 
Zenobia racemésa, 
