104 



TREES OF THE NORTHERN UNITED STATES 



C. Leaves usually abrupt at base, sometimes cordate. (F.) 

 F. Leaves downy when young. (G.) 



G. Leaves usually lobed 4. 



G. Leaves rarely lobed ; veins very prominent 8. 



F. Leaves quite smooth 6. 



1. Crateegus coccinea, L. (SCARLET- 

 FRUITED THORN.) Leaves bright green, 

 smooth, thin, roundish-ovate, sharply cut- 

 toothed or lobed, on slender petioles. 

 Branches reddish, villous - pubescent ; 

 spines stout, chestnut-brown. Flowers 

 large, ^ to % in., many in a corymb, on 

 glandular peduncles. May to June. Fruit 

 scarlet, round or pear-shaped, \^ in. ; ripe 

 C. coccinea. in September, with from 1 to 5 cells and 



seeds. Tall shrub or low tree, 10 to 25 ft. high, in hedges and woods ; 

 common from Canada to Florida. 



Var. mollis has the shoots densely pubescent ; leaves large, slen- 

 der-petioled, cuneate, cordate or truncate at base, usually with acute 

 narrow lobes, often rough above, and more or less densely pubescent 

 beneath. Flowers large, 1 in.; fruit light scarlet with a light bloom, 

 1 in. broad. 



2. Cratslgus Crus-galli, L. (COCKSPUR 



THORN. ) Leaves smooth, thick, shining above, 



wedge-obovate, finely serrate above the mid- 

 dle, with a short 

 petiole. There are 

 broad and narrow- 

 leaved varieties. 

 Flowers large and 

 numerous,inlateral 



corymbs. May to June. Fruit globular, 

 % in. broad, dull red ; ripe in September 

 and October. A small tree with a flat, 

 bushy head, horizontal branches, and long, 

 sharp thorns. Wild and common through- 

 out, and often planted. 



3. Crats&gus oxyacantha. (ENGLISH 

 HAWTHORN.) Leaves obovate, smooth, 

 c. oxyac^ntba. wedge-shaped at base, cut-lobed and 



