106 



TREES OP THE NORTHERN UNITED STATES 



or lanceolate, or oblong-obovate, mostly acute at both ends, on 

 slender petioles ; acutely serrate, often somewhat lobed and often 

 downy in the axils. Flowers numerous, in large clusters. Fruit 

 bright red, or orange, ovoid, small, J^ in. broad. A small tree, 20 to 

 30 ft. high, with few large thorns or without thorns. Southern Illi- 

 nois and Missouri, along the Mississippi and in the Southern States. 



C. tomentdsa. 



8. Crateegus tomentosa, L. (BLACK 

 OR PEAK HAWTHORN.) Leaves downy- 

 pubescent on the lower side (at least 

 when young), thickish, rather large, oval 

 or ovate-oblong, sharply toothed and 

 often cut-lobed below, abruptly nar- 

 rowed into a margined petiole, the upper 

 surface impressed along the main veins 

 or ribs. Branches gray. Flowers ill- 

 scented, many in a corymb. Fruit j in. 

 long, obovate to globose, dull red. Shrub 

 or tree, 10 to 30 ft. high, wild in western 

 New York, west and south. 



9. Cratsegus punctata. (DOTTED-FRUITED 

 HAWTHORN.) Leaves rather small, mostly 

 wedge-obovate, attenuate and entire below, 

 unequally toothed above, rarely lobed, villous- 

 pubescent, becoming smooth but dull, the 

 veins prominent beneath and impressed above. 

 Fruit globose, large, 1 in. broad, red to bright 

 yellow; peduncles not glandular. Shrub to 

 tree, 10 to 20 ft. high, with horizontal branches; Canada to Georgia. 



10. Cratsegus flava, Ait. (YELLOW OR 

 SUMMER HAW.) Leaves small, wedge-obo- 

 vate, unequally toothed and cut above the 

 middle ; on short petioles ; the teeth, stipules 

 and petioles glandular. Flowers mostly sol- 

 itary, white, large (% in). May. Fruit usu- 

 ally pear-shaped, quite large (\ in. long), 

 yellow or greenish-yellow, sometimes tinged 

 or spotted with red, pleasant-flavored. Eipe 

 in autumn. A low spreading tree, 15 to 20 ft. 

 high. Virginia, south aud west, in sandy soil. 

 Var. pulescens is downy- or villous-pubes- 

 oent when young, and has thicker leaves and larger and redder fruit. 



