APPENDIX. 
SPECIES WHICH ARE NOT CONTROLLING TREES IN THE WHITE-PINE REGION. 
Guiass I1.—Favored food of gipsy-moth | Cuass III.—Not particularly favored 
larve in all stages. food—Continued. 
Ash, Mountain.” ? — Cottonwood.? 
Balm of Gilead.’ | Elm, American.’ 
Basswood.” Elm, Slippery.2 
Birch, Paper. Gum, Black. 
Birch, River.” ” Hickory, Bitternut.* 
Boxelder.” ” Hickory, Mockernut.* 
Oak, Bur.’ Hickory, Pignut.? 
Oak, Chestnut.* Hickory, Shagbark.® 
Oak, Pin.’ Hop Hornbeam.” * 
Oak, Post. Maple, Silver.* 
Oak, Swamp white.’ Poplar, Silver.2 
Service Berry.” * Sassafras.” ? 
Sumac, Dwarf.” * 
Sumac, Staghorn.” * Crass I1V.—Unfavored food. 
Tamarack.' 
71 1 
Willow, Glaucous.” ” THEO P TSS 
i 1,2 Ash, Black.® 
Witch Hazel. Renae: 
Ciass IIl.—Favored food after earlier ; Balsam Fir,’ 
stages. Butternut.* 
Pine, Red. Dogwood, Flowering.” * 
Spruce, Black.* Hackberry.’ 
Spruce, Red.* Holly, American.’ 
Spruce, White. Laurel, Mountain.” ‘ 
Locust, Black.’ 
Cuass IlI.—Not particularly favored | Locust, Honeys 
food. Maple, Mountain.” * 
Birch, Black.t Maple, Striped.” * 
Birch, Yellow.’ Mulberry, Red.* 
Beech, Blue.” * Sheepberry.” * 
Cherry, Black." Sycamore.* 
Cherry, Choke.” ‘ Tulip." 
Cherry, Wild Red.” 4 Walnut, Black. 
PUBLICATIONS OF U. S. DEPARTMENT OF AGRICULTURE ON THE 
GIPSY MOTH. 
1. FARMERS’ BULLETINS. 
No. 
275. The Gipsy Moth and How to Control It. L. O. Howard, 1907. 22 pages, 
illus. (Superseded by No. 564.) 
453. Danger of General Spread of the Gipsy and Brown-tail Moths through Im- 
ported Nursery Stock. C. L. Marlatt, 1911. 22 pages, illus. 
1 Occurs infrequently. 
2 Of low value. 
3 A few stands in the region may be found where this species is sufficiently represented 
to require consideration in making plans of management. 
4 Always small in this region. 
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