Trees, Shrubs and Vines 



105. Clammy Locust. (Robinia viscosa.) 



Leaf: 5-12', odd-pinnate, alternate; leaflets, 11-21, i|^'-2' 

 long, oblong or ovate, entire, apex mucronate, stemmed. Flower : 

 rosy-white, sweet-pea-shaped, in dense clusters, slightly fragrant, 

 middle of June ; leaf-stems and branchlets sticky. Virginia ; 

 widely cultivated ; low tree and shrub ; sometimes prickly. 



106. Yellow-wood. (Cladrastis tinctoria.) 



Leaf: io'-i6', odd-pinnate, alternate; leaflets, 7-n, 4' -6' 

 long, entire, oval or ovate, end-leaflet larger. Flower : white, 

 sweet-pea-shaped, in long, showy terminal racemes ; June ; 

 smooth bark. Kentucky; cultivated. (PI. XI.) 



107. Kentucky Coffee-tree. Stump>tree. (Gymnocladus 

 canadensis.) 

 Leaf : i°-3°, doubly pinnate, alternate ; leaflets (on each par- 

 tial leaf-stem), 6-12, about 2' long, entire, ovate ; a pair or two 

 of simple leaflets at base. Flower : greenish-white, small ; the 

 staminate in clusters 3'-4' long, the pistillate clusters io'-i2' 

 long ; June ; pod, 6'-io' long. Range : west New York to Illi- 

 nois, and southwest, but rare ; cultivated. (PI. XIII.) 



108. Poison Sumach. Poison Dogwood. (Rhus venenata.) 



Leaf : 7'- 14', odd-pinnate, alternate ; leaflets, 7-13, 2-4' 

 long, entire, oblong or obovate, apex sharp or slightly tapering. 

 Flowter : greenish-white, or yellowish-green, small, in loose 

 clusters ; June. Fruit : white berries ; swamps ; low tree, 

 oftener a shrub ; very poisonous. (PI. XII.) 



109. Shagbark Hickory. Shellbark Hickory. (Hicoria 



ovata.) 



Leaf: 6'-i8', odd-pinnate, alternate; leaflets, always 5, end 



one largest with stem, other 4 almost or quite stemless, lowest 



pair much smaller, all finely serrate, lance-oblong or lance-obo- 



vate, apex tapering, roughish below ; stem rough ; bark peeling in 



longitudinal strips, but clinging to trunk ; 4-valved husk very thick 



('/i') ; only valuable hickory-nut, except pecan-nut. (PI. XI.) 



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