430 



TREES OF NORTH AMERICA 



branched spines, small ascending branches forming a narrow oval head, and slender nearly 

 straight branchlets, dark orange-green and villose with long scattered pale hairs some- 

 times persistent until autumn, dull chestnut-brown in their second season, and dark 



Fig. 385 



gray-brown the following year, and furnished with numerous thin nearly straight bright 

 chestnut-brown shining spines 1'-%%' long, or often unarmed. 



Distribution. Low woods and the gravelly banks of streams in Shannon, Carter, and 

 .Ripley Counties, southern Missouri. 



34. Crataegus brazoria Sarg. 



Leaves oval to obovate, acute or acuminate at apex, gradually narrowed, cuneate and 

 entire at base, and coarsely and irregularly glandular-serrate above with straight spreading 

 teeth, coated with hoary tomentum and often bright red when they unfold, nearly fully 



Fig. 386 



grown and covered with short soft pale hairs most abundant on the under side of the thin 

 midrib and 3 or 4 pairs of primary veins when the flowers open from the middle to the end 

 of March, and at maturity thin and firm in texture, glabrous, dark green and lustrous 



