Trees, Shrubs and Vines 
116. Staghorn Sumach. Velvet Sumach. (Rhus 
typhina.) 
LEAF: 1144°-2°, odd-pinnate, alternate; leaflets, 11-31, 2’—5' 
long, serrate, lance-oblong, apex pointed ; leaf-stems and branch- 
lets thickly and velvety hairy. FLOWER: greenish-white or 
greenish-red, small, in dense erect pyramidal clusters; June. 
Fruit: dry crimson berries densely clustered and showy in fall; 
low tree and shrub. (PI. XII.) 
117. American Mountain Ash. (Pyrus americana.) 
LEAF: 6'-10', odd-pinnate, alternate; leaflets, 13-17, 2’-3' 
long, sharply serrate, lance-oblong, apex pointed, dark green 
above. FLOWER: white, in large, flat-topped clusters; June. 
FRUIT: bright red berries. RANGE: Maine to Pennsylvania, 
west and south ; low tree and shrub; cultivated. (Pl. XIII.) 
118. European Mountain Ash. (Pyrus aucuparia.) 
LEAF: much as in 117, but leaflets oblong, apex db/unt, dull 
green above, downy beneath; berries /arger ; cultivated. 
119. Butternut. White Walnut. (Juglans cinerea.) 
LEAF: 1°-2%°, odd-pinnate, alternate; leaflets, 11-17, 3'-5' 
long, serrate, lance-oblong, apex tapering, base rounded, downy ; 
stem, branchlets, and fruit stichky-hairy. FLOWER: small, stami- 
nate in catkins 3'-5' long, pistillate in spikes, 4%’ long. May. 
Fruit: oblong; bark, light brownish. 
120. Black Walnut. (Juglans nigra.) 
LEAF: 1°-2°, odd-pinnate, alternate ; leaflets, 13-23, 2’-4’ long, 
serrate ; much as in 11g, but base often oblique or cordate, and 
smooth; stem and globular fruit not sticky; bark quite dark; 
scarce in Eastern States except when planted. (PI. XIII.) 
121. Pecan-nut. (Hickory.) (Juglans olivzformis.) 
LEAF: 1°-2°, odd-pinnate, alternate ; leaflets, 13-15, 2'-5' long, 
serrate, lance-oblong, apex very tapering, short-stemmed, slightly 
scythe-shaped. FLowers in catkins. Fruit: oblong; husk 
four-valved, as in all hickories. Illinois and south. 
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