Trees, Shrubs and Vines 
105. Clammy Locust. (Robinia viscosa.) 
LEAF: 5'-12', odd-pinnate, alternate; leaflets, 11-21, 114-2’ 
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: 10-16’, odd-pinnate, alternate; leaflets, 7-11, 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. (Pl. XI.) 
107. Kentucky Coffee-tree. Stump-tree. (Gymnocladus 
canadensis. ) 
LEAF: 1°-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 10’-12' 
long; June; pod, 6'-10' long. RANGE: west New York to IIli- 
nois, and southwest, but rare; cultivated. (Pl. 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. 
FLOWER: greenish-white, or yellowish-green, small, in loose 
clusters; June. FRuiIT: white berries; swamps; low tree, 
oftener a shrub; very poisonous. (PI. XII.) 
109. Shagbark Hickory. Shellbark Hickory. (Hicoria 
ovata.) 
LEAF: 6’-18’, 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 
(34'); only valuable hickory-nut, except pecan-nut. (Pl. XI.) 
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