516 TREES OF NORTH AMERICA 



Corymbs 1-5-flowered. 



Leaves broad-obovate to nearly orbicular, bright green; fruit globose or depressed- 

 globose, bright red. 123. C. consanguinea. 

 Leaves obovate, bright green; fruit ellipsoidal to short-oblong, orange-red; anthers 

 pink. 124. C. tristis. 

 Anthers yellow (doubtful in 128, 133). 

 Leaves yellow-green. 

 Leaves 3-nerved. 



Leaves obovate-cuneate, often 3-lobed at apex; fruit obovoid to subglobose, 

 bright orange-red and lustrous; corymbs tomentose. 125. C. floridana. 



Leaves obovate; fruit subglobose to short-oblong, dull brownish yellow; corymbs 

 glabrous. 126. C. lacrimata. 



Leaves with numerous primary veins. 

 Leaves thin. 



Leaves scabrate above at maturity, obovate, rounded or abruptly short- 

 pointed at apex; fruit subglobose to short-oblong, bright orange-red. 



127. C. Ravenelii (C). 

 Leaves smooth above at maturity. 



Leaves obovate to obovate-cuneiform; fruit subglobose, bright red. 



128. C. senta (A). 



Leaves obovate to oval or orbicular; fruit subglobose to ellipsoidal, orange-red 

 or red and orange. 129. C. annosa (C). 



Leaves subcoriaceous. 



Flowers in 3-5-flowered corymbs. 



Leaves obovate; fruit globose or depressed-globose, orange-yellow* with a 



red cheek. 130. C. panda (C). 



Leaves obovate to oblong-ovate, minutely serrate; fruit globose, red or 



yellow. 131. C. integra (C). 



Flowers in 1 or 2-flowered eorymbs; leaves spathulate; fruit obovoid, red. 



132. C. recurva (C). 



Leaves conspicuously blue-green, broad-ovate to orbicular; fruit subglobose to 



short-oblong, light red, puberulous at the ends. 133. C. dispar (C). 



Stamens 10; anthers yellow; leaves broad-obovate to oval or rhombic, dark yellow-green; 



fruit subglobose, dull orange-red, often slightly villose at the ends. 134. C. aprica (C). 



120. Crataegus flava Ait. 



Leaves elliptic to broad-obovate, acute or rarely rounded at apex, gradually narrowed 

 and cuneate at the glandular base, and coarsely doubly serrate above with broad straight 

 or incurved teeth tipped with large dark red stipitate glands, when they unfold bronze 

 color, villose above with short pale caducous hairs most abundant near the base of the mid- 

 rib and pubescent below on the midrib and veins, about half grown when the flowers open 

 from the 10th to the 20th of April, and at maturity membranaceous, yellow-green, usually 

 about 2' long and H' wide, with a slender yellow midrib and 3 or 4 pairs of primary veins 

 usually puberulous on the under side and only slightly impressed above; petioles slender, 

 glandular, winged nearly to the base, generally more or less villose, after midsummer often 

 light red on the lower side, and about \' in length; leaves at the end of vigorous shoots fre- 

 quently 3' long and 2' wide, and sometimes broad-ovate, 3-lobed or divided into 2 or 3 pairs 

 of lateral lobes, their petioles l'-lf long, broadly winged and conspicuously glandular, 

 and foliaceous lunate or elliptic coarsely glandular-serrate stipules. Flowers about f in 

 diameter, on short slender pedicels, in few-flowered simple or compound slightly villose 

 compact corymbs, with lanceolate acute coarsely glandular-serrate bracts and bractlets; 

 calyx-tube broadly obconic, glabrous, the lobes wide, acute, usually laciniately divided, very 

 glandular; stamens 20; anthers large, dark rose color. Fruit ripening early in October and 

 soon falling, in few-fruited drooping clusters, short-oblong, full and rounded at the ends, 



