418 



TREES OF NORTH AMERICA 



inent, with enlarged erect or spreading glandular-serrate lobes; flesh thin, yellow, dry and 

 mealy; nutlets 2 or 3, mostly obtuse and rounded at the ends, about |' long. 



Fig. 372 



A tree, sometimes 18-20 high, with a trunk 6'-8' in diameter, spreading branches 

 forming a broad flat-topped head, and stout chestnut-brown branchlets at first pilose, 

 becoming glabrous before autumn, and usually unarmed. 



Distribution. Low woods west of Opelousas, St. Landry Parish, Louisiana. 



21. Crataegus berberifolia T. & G. 



Leaves oblong-obovate to elliptic, rounded or gradually narrowed at apex, narrowed 

 from above the middle to the cuneate entire base, and serrate above with straight or in- 

 curved teeth, nearly fully grown when the flowers open at the end of March or early in 

 April and then roughened above by short rigid white hairs, and whitish and pubescent below. 



Fig. 373 



and at maturity subcoriaceous, dark green, lustrous and nearly glabrous on the upper surface, 

 pale and pubescent on the lower surface especially on the thin midrib and slender primary 

 veins, H'-2 A long, and f '-!' wide: petioles comparatively slender ,.at first densely villose, be- 



