158 



ROSE FAMILY 



Crataegus tomentosa Linne 1753 Pear-thorn, Pear Haw 



C. Chapmani (Beadle) Ashe Var. Plukenetii Eggleston Gray's New- 

 Manual 1908 



A small tree or shrub, 2-5 meters (6-15 ft.) high; bark of main stem 

 gray or fissured; branches spiny, spines 3-5 cm. long, clothed with 

 tomentum when young; leaves rhombic-ovate, narrowed below into broad 

 petioles, acute or acuminate at the apex, mostly incisely lobed, sharply 

 serrate, pubescent on both sides, becoming scabrate, dull green, 4-11 cm. 

 long, 3-8 cm. wide, petioles pubescent ; corymbs white tomentose ; flowers 

 1-1.5 cm. broad; stamens 10-20; styles 2-4; fruit upright, pyriform to 

 ellipsoid, 1-1.5 cm. long, orange red, flesh yellow, nutlets 2-3, about 5-7 

 mm. long, strongly ridged on the back : tomentosa, woolly. 



Probably throughout the state. Distributed from southern Ontario to 

 N. J., westward to Minn, and eastern Kan., and in the mountains to Ga. 



Flowers in May, fruit ripe in Sept. 



Craf<ae6u! 



Crataegus punctata J a c q u i n 1770 Large-fruited Thorn 



A flat or round-topped tree, 3-9 meters (9-28 ft.) high; branches 

 spreading at right angles with the spiny stem, 9-16 cm. in diameter; bark 



