CRATAEGUS IN MISSOURI 



43 



Flowers in 5- or 6-flowered corymbs; fruit oval, 



orange-red. 30. C. consucta. 



Stamens 15; flowers in 5- or 6-flowered corymbs; 



fruit short-oblong, orange-red. 



31. C. tenuisepala. 



Stamens 20; flowers in 10-15-flowered corymbs; fruit 



short-oblong to obovate, bright orange-red. 



32. C. leptophylla. 



Anthers 



Stamens 10. 



Leaves lustrous above. 



Flowers in many-flowered corymbs. 



Leaves oval to oblong-obovate, acute or 

 acuminate at the apex; fruit short- 

 oblong, bright scarlet. 



33. C acutifolia. 



Leaves rhombic to oval or slightly ovate; 



fruit subglobose to short-oblong, orange- 



j.g(j_ 34. C. rubrisepola. 



Flowers in mostly 7-12-flowered corymbs; 



leaves obovate, rounded or acute at the apex; 



fruit oval to subglobose, scarlet. 



35. C. rudis. 



Leaves dull green, ovate to obovate ; flowers in 

 many-flowered corymbs; " fruit subglobose, 



flattened at the ends, dark dull crimson. 



36. C. erecfa. 



Stamens 20; leaves oval to obovate or suborbicular, 

 rounded or acute at the apex, coarsely serrate; 

 flowers in 8-10-flowered corymbs, slightly villose 

 w^hile young; fruit subglobose, dark dull crimson. 



37. C. insignis. 



Corymbs, leaves and young branches more or less villose or 

 pubescent during the season. 



Stamens 10; anthers rose color; corymbs compact, mostly 



6-8-flowercd. 



Leaves oblong-obovate, usually acuminate; corymbs 



sparingly villose; fruit crimson, lustrous, on glabrous 



pedicels. 38. C. seiosa. 



Leaves oblong-obovate to oval, rounded or acute at the 



apex; corymbs densely villose; fruit scarlet, pruinose, 



on hairy pedicels. 39. C. viunita. 



Stamens 10-15; anthers pink; corj^bs shghtly villose, 



broad, usually 15-20-flowered; leaves oblong-obovate, 



rounded or acute at the apex; fruit dull crimson blotched 



with green. ^0. C vallicola. 



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