64 



NEW YORK STATE MUSEUM 



Crataegus durobrivensis Sarg. 



Trees and Shrubs, i. 3, t. 2 (1902). 



North Albany, West Albany, Charles H. Peck (#193); also 

 western New York and Ontario. 



ANOMALAE 



Stamens 5-15 



Anthers rose color 



Crataegus asperifolia Sarg. 

 Rhodora, iii. 31 (1901). 



Menands, Boulevard pasture, Charles H. Peck (#58 bp), May 

 and October 1903; also in western New England. 



COCCINEAE 

 Stamens 5-10 



Anthers pale yellow 

 Crataegus coccinea Linnaeus 

 Spec. 476 (1753)- — Sargent, Silva N. Am. xiii. 133, t. 683 ; Man. 459, f. 375. 

 North Albany, Charles H. Peck (#15), May and September 

 1904; also eastern New England and western Vermont to the St 

 Louis valley. 



Crataegus coccinea var. rotundifolia Sarg. 

 Bot. Gazette, xxxi. 14 (1901); Silva X. Am. xiii. 134; Man. 460. 

 Albia and Watervliet, Charles H. Peck (# 4), August 1905. 



Crataegus dodgei Ashe 



Jour. Elisha Mitchell Sci. Soc. xix. 26 (March 1903). — Sargent, Proc. Phil. 

 Acad. Sci 632 (1905). 



Crataegus gravesii Sarg., Rhodora, v. 160 (June 1903). 



North Albany, West Albany, Menands and Wynantskill, Charles 

 H. Peck (# 18), May, September and October 1903; also western 

 and southern New England to Michigan and eastern Pennsylvania. 



Crataegus caesariata n. sp. Sarg. 

 Leaves obovate to oval, short-pointed or acuminate at the apex, 

 concave cuneate at the entire base, finely doubly serrate above, with 

 incurved glandular teeth, and divided above the middle into three 

 or four pairs of small acuminate spreading lobes, nearly half grown 

 when the flowers open about the middle of May and then mem- 

 branaceous, light yellow green, smooth and slightly hairy along the 

 midribs above and pale and glabrous below, at maturity thin, 

 glabrous, yellow green, 3.5-4.5 cm long and 2-3.5 cm wide, with thin 

 slender midribs, and slender veins arching obliquely to the points 

 of the lobes; petioles slender, wing-margined at the apex, sparingly 



