DICOTYLEDONOUS PLANTS 121 
partly filled with a sweet substance, slow in opening. Seeds 
several, flattish, over } in. in diameter, very hard and shining. 
1. G. canadensis, Lam. Kentucky Correre TREE. Tree 50 ft. 
or more in height, with rough gray bark. Leaves 2-3 ft. long, the 
leaflets vertical. Pods sometimes nearly 1 ft. long. Rich soil and 
river bottoms, especially S. and W. 
V. GLEDITSCHIA, L. 
Large trees; bark dark-colored, nearly smooth. Leaves 
usually pinnately twice compound ; leaflets serrate. Flowers 
somewhat moncecious, in small spike-like racemes. Calyx 
spreading, 3—5-cleft. Petals as many as the sepals and 
inserted at the summit or the tube. Stamens 5-10, distinct, 
inserted with the petals. Ovary nearly sessile, ovoid or 
elongated. Fruit a 1 or many seeded, leathery pod.* 
1. G. Triacanthos,L. Honey Locust. A large tree, usually armed 
with stout, branched thorns, which are sometimes a foot or more in 
length. Leaves petioled ; leaflets short-stalked, lanceolate-oblong, 
base inequilateral, smooth above, often downy below. Racemes soli- 
tary or in small clusters, drooping. Flowers inconspicuous, greenish. 
Pod linear-oblong, often 12-15 in. long by 1 in. wide, twisted, many- 
seeded, smooth and shiny, pulpy within. In rich woods. [The 
thorns are plainly modified branches bearing dormant buds, and 
often partially developed leaves. The early spring leaves are usually 
only o1ce compound, while those of later growth are almost invaria- 
bly twice compound. Often a single leaf will show both forms of 
compounding. ]|* 
VI. CLADRASTIS, Raf. 
A moderate-sized tree with smooth dark gray bark and 
yellow wood. Leaves of 7-11 smooth oval or ovate leaflets. 
Flowers creamy-white, in long, drooping panicles. Calyx 
5-toothed. Standard large, nearly round, reflexed ; petals of 
the keel and wings separate and straight. Stamens 10, 
unconnected with each other. Pod borne on a short stalk 
above the calyx. Seeds 4-6. 
1. C. tinctoria, Raf. YeLLow Woop. Tree 50 ft. or less in 
height, much branched, with a round, spreading top. Hillsides, in 
fertile soil, south central states. Also considerably planted as a 
shade tree. 
