76 MISSOURI BOTANICAL GARDEN. 



Anthers yellow. ""'" 



Stamens 20 (15-20 in No. 6). 



Leaves obovate to oval, blue-green; flowers not more than 

 1.5 cm. in diameter, in densely villose corymbs; fruit 

 subglobose to short oblong, dull red, up to 1.2 cm. in 

 diameter. 



4. C vicina. 



Leaves obovate, yellow-green. 



Leaves thin; flowers not more than 1.2 cm. in diameter, 

 in slightly villose 4-7- flowered corymbs j fruit sub- 

 globose to short-oblong, orange-redj 7-9 mm. in 

 diameter. 5. C succinda. 



Leaves subcoriaceous ; flowers up to 1.8 cm. in diameter, 

 in 8- 1 0-flowered put Iscent corymbs ; fruit sub- 

 globose, bright red, 2- J. 5 cm. in diameter. 



6. C sucida. 



Stamens 15 (10-15 in Nos. 8 & 9). 



Leaves rhombic to obovate, acute or acuminate; flowers up 

 to 2 cm. in diameter, in 8-10-flowered corymbs; fruit 



subglobose to short-oblong. 



7. C. macropoda. 



Leaves obovate to oval; flowers 1.5-1.8 cm. in diameter. 

 Flowers in 15-20-flowered corymbs; fruit short-oblong; 

 leaves broadly obovate, acute or acuminate at the 



apex 



8. C. incacdua. 





Flowers in 5-7-flowered corymbs; fruit subglobose, 

 sometimes broader than high; leaves oblong-obovate, 

 acuminate or rounded at the apex. 



9. C, hertiflora. 



Stamens 10; leaves obovate, yellow-green, scabrate above; 



flowers 1.5 cm. in diameter, in compact 8-15-flowered corymbs; 



fruit subglobose to slightly obovate, dull orange-red, pubescent 



at the ends, 1.5 cm, in diameter. 



10. C. Lettermani. 

 Stamens 5-i\ leaves oblong-obov^ate, blue-green, scabrate above; 



flowers up to 2 cm. in diameter, in 5-8-flowcrcd corymbs; 



fruit subglobose, 1-1.2 cm. in diameter. 



11. C secta. 



1. Crataegus verruculosa Sargent, Manual, 394, f. 313 



(1905). 



Springfield; Greene County, 



2. Crataegus sordida Sargent, Bot. Gazette, xxxul 114 



(1902) ; Silva N. Am. xiii, 75, t. 655; Manual, 395, f, 314. 



Grandin^ Pleasant Grove; and Monteer, Shannon County. 



