/ 



114 MISSOURI BOTANICAL GARDEN. 



Rocky hills and barrens, near Swan, Taney County, B. F. 

 Bush, (No. 4 A type) September 22, 1905, May 17 and Octo- 

 ber 7, 1907, (Nos. 4, 4 B, 4 D) September 22, 1905, May 17, 



1907, (Nos. 4 C, A. F, G, M) September 23, 1905. 



UNIFLORAE. 

 Leaves oblong-obovate, cuneate at the base; petioles short; flowers In 



2- or 3-flowered hoary-toraentose corymbs; stamens 20; anthers yellow; 

 fruit obovate, light orange-red, lustrous, up to 1,4 cm. long; nutlets 

 3 or 4, acute at the ends. 



1. Crataegus trianthophora Sargent, Trees and Shrubs, 



ii. 11, t. 106 (1907). 



Dry open woods, near Grandin, Carter County, B. F. 



Bush (No. 12 type). May and October, 1905. 



MICROCARPAE. 



Flowers not more than 1 cm. in diameter, in many-flowered glabrous 

 corymbs; stamens 20; anthers rose color; fruit depressed-globose, 

 scarlet, not more than 6 mm. In diameter; leaves broadly ovate to 

 triangular. 



1. Crataegus cordata Alton, Hort. Kew. ii. 168 (1788). 



Torrey & Gray, Fl. N. Am. i. 467.— Chapman, Fl. 127. 

 Watson & Coulter, Gray's Man. cd. 6, 165. — Sargent, 

 Garden and Forest, ii. 423, f. 126; Silva N. Am. iv. 

 107, t. 186; Manual, 487, f. 402. 



Pleasant Grove, Grandin; and Birch Tree, Shannon County, 

 Williamsville, Wayne County, Bismarck, St. Frangois County; 

 also southern Illinois and through middle Kentucky and 

 Tennessee to Virginia, and along the Appalachian foothills 



from Virginia to middle Georgia and to Alabama. 



TOMENTOSAE. 



1 



F 



Fruit obovate to subglobose or short-oblong, crangc-rGd, scarlet or rarely 



green, usually becoming soft and succulent at maturity, 6-12 mm. 

 in diameter; nutlets 2 or 3, obtuse at the ends, prominently ridged 

 on the back; flowers small, opening late, in tomentose or villose usually 

 many-flowcrcd corymbs; leaves thin to subcoriaceous, more or less 

 pubescent below during the season. 



