ROSACEA 



493 



red, translucent when fully ripe, mostly persistent on the branches until the follow- 

 ing spring; flesh thick, orange-yellow, sweet and succulent; nutlets 2 or 3, about ^' 

 long and broad, full and rounded at the ends, rounded and prominently ridged on 

 the back, the ventral cavities broad and deep. 



A tree, lo-20 high, with a trunk o'-6' in diameter, covered with smooth pale 

 gray or dark brown furrowed bark, slender spreading often nearly horizontal smooth 

 grav branches forming a wide flat head, and slender branchlets covered at first with 

 thick hoary tomentum, becoming dark orange color and puberulous in their first 

 winter, and ashy gray in their second season, and unarmed, or armed with occasional 

 slender straight dull ashy gray or very rarely bright chestnut-brown spines I'-l^' 

 long. 



Distribution. Near Troy, New York, to eastern Pennsylvania, and westward 

 through central New York to central Michigan, southern Minnesota, Iowa, Missouri, 

 and eastern Kansas, and southward along the Appalachian Mountains to northern 

 Georgia and central Tennessee. 



Occasionally cultivated as an ornamental tree in the gardens of western Europe. 



122. Crataegus Chapmani, Ashe. ' 



Leaves ovate, oval, or obovate, acuminate, gradually narrowed and acute or con- 

 cave-cuneate at the entire base, sharply serrate above, with glandular teeth, and 



often slightly lobed above the middle, about half grown when the flowers open early 

 in June and then covered above with short soft pale hairs and pale-tomentose below, 

 and at maturity dark dull green and smooth or scabrate above, pale-tomentulose 

 below, especially along the slender yellow midribs and primary veins, 2^'-3' long, 

 l|'-2l' wide, and on vigorous shoots sometimes 6' long and 4' wide, turning yellow 

 or brown in the autumn before falling; their petioles stout, wing-margined at the 

 apex, at first tomentose, becoming nearly glabrous, ^'-|' long. Flowers about |' in 

 diameter, on long stout hoary-tomentose or pubescent pedicels, in broad compound 

 many-flowered tomentose corymbs; calyx-tube narrowly obconic, tomentose, the lobes 

 acuminate, glandular-serrate, sparingly villose; stamens 10; anthers rose color; styles 

 2 or 3. Fruit ripening the middle of September, on elongated slightly villose pedi- 

 cels, in broad lax drooping many-fruited clusters, globose to subglobose, bright red, 

 about 1^' in diameter; calyx only slightly enlarged, with reflexed coarsely glandular- 



