ROSACES 471 



XIV. FLAV.S3. 

 Stamens 20. 



Anthers purple or pink. 



Leaves elliptical to broadly obovate, yellow-green ; fruit dark orange-brown. 



101. C. flava (C). 



Leaves ovate to nearly orbicular, bright green ; fruit globose to depressed-globose, 



bright red. 102. C. consanguinea (C). 



Leaves obovate, bright green ; fruit oval to short-oblong, orange-red ; anthers pink. 



10:-J. C. tristis (C). 



Leaves ovate to obovate or orbicular, bright yellow-green ; fruit pear-shaped, dark 

 orange color, with a red cheek. 104. C. visenda (C). 



Leaves obovate or ovate, dark green ; fruit subglobose to short-oblong, red or orange- 

 red. 105. C. ignava (C). 

 Anthers yellow. (Doubtful in 109 and 114.) 

 Leaves yellow-green. 



Leaves obovate-cuneate, often 3-lobed at the apex ; fruit pear-shaped to subglobose, 

 bright orange-red and lustrous ; corymbs tomentose. 106. C. Floridana (C). 

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

 glabrous. 107. C. lacrimata (C). 



Leaves obovate, rounded or abruptly short-pointed at the broad apex ; fruit globose 

 to short-oblong, bright orange-red. 108. C. Ravenelii (C). 



Leaves obovate to obovate-cuneiform ; fruit globose, bright red. 109. C. seiita (A). 

 Leaves obovate, subcoriaceous ; fruit globose or depressed-globose, orange-yellow, 

 with a red cheek. 110. C. panda (C). 



Leaves obovate to oblong-obovate, with entire slightly undulate margins ; fruit 

 globose, red. 111. C. Integra (C). 



Leaves spathulate, subcoriaceous ; fruit pyriform, red. 112. C. recurva (C). 



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

 orange. 113. C. annosa (C). 



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

 oblong, light red, puberulous at the ends. 114. C. dispar (C). 

 Stamens 10 ; anthers yellow ; leaves broadly obovate to oval or rhomboidal, dark yellow- 

 green ; fruit subglobose, dull orange-red, often slightly villose at the ends. 



115. C. aprica (A, C). 



*Stamens 20. 



-+ Anthers purple or pink. 



101. Crataegus flava, Ait. 



Leaves elliptical to broadly obovate, acute or rarely rounded at the apex, grad- 

 ually 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 midribs, and pubescent below on the midribs 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 !' wide, 

 with slender yellow midribs and 3 or 4 pairs of primary veins usually puberulous on 

 the under side and only slightly impressed above; their petioles slender, glandular, 

 winged nearly to the base, generally about \' long, more or less villose, and after 

 midsummer often light red on the lower side ; on vigorous shoots frequently 3' long 

 and 2' wide, and sometimes broadly ovate, 3-lobed or divided into 2 or 3 pairs of 

 lateral lobes, with petioles !'-!' long, broadly winged and conspicuously glandular, 



