O. 31] 



CLASSIFICATION AND DESCRIPTION 



93 



GENUS 30. CLADBASTIS. 



Small tree with alternate, odd-pinnate leaves, the base 

 of the petiole hollow, and inclosing the leaf -buds of the 

 next year. Flowers large, pea-blossom-like in shape, in 

 large clusters. Fruit pea-pod-like 

 in shape and size. Wood light 

 yellow, firm and hard. 



Cladrastis tinctoria, Raf. (YELLOW- 

 WOOD.) Leaflets 7 to 11, oval to ovate, 

 3 to 4 in. long, beautiful light green in 

 color. Flowers 1 in. long, white, not so 

 fragrant as the common Locust, in hang- 

 ing panicles 10 to 20 in. long ; blooming 

 in June. Pods 2 in. long, ripe in August. 

 Wild but rare in Kentucky and south. A 

 beautiful tree, 20 to 50 ft. high, with 

 very smooth grayish bark; rarely cul- 

 tivated. 



C. tinctdria. 



GENUS 31. BOBfNIA. 



Trees or shrubs with alternate, odd -pinnate leaves, 

 having spines on each side of the stalk in place of stip- 

 ules. Leafstalk thickened near the base, and covering 

 2 to 3 buds for the growth of a branch for the next year. 

 An axillary bud also found that may produce a branch 

 the same year as the leaf. Flowers large, pea-blossom- 

 shaped, in large clusters. Fruit 

 a pea-shaped pod. 



* Branchlets and leafstalks not sticky. 1. 

 *Branchlets and leafstalks sticky . . 2. 



1. Bobinia Pseudacacia, L. (COM- 

 MON LOCUST.) Leaflets 9 to 19, small, 

 oblong-ovate, entire, thin. Twigs 

 purplish-brown, slender, smooth, not 

 sticky. Flowers white, fragrant, in 

 hanging racemes, 3 to 6 in. long. 

 June. Pods flat, smooth, purplish- 

 B. Fseudacacia, brown, ripe in September. An irregu- 



