120 NEW YORK STATE MUSEUM 
Crataegus flagrans Sargent 
N. Y. State Mus. Bul. 105. 71 (1906). 
North Greenbush. 
Crataegus venustula Sargent 
NEY States iis mls 12 25e70m (rods): 
Niagara Falls, Buffalo; also in southern Ontario. 
Crataegus laneyi Sargent 
Trees and Shrubs. I. 5, t. 3 (1902); Proc. Rochester Acad. Sci. IV. 136 
(1903). 
Near Herkimer, Rochester and Coopers Plains. 
Crataegus succulenta Link 
Handbook II. 76 (1811). Sargent, Silva N. Am. XIII. 139, t. 131. 
Chapinville, Rochester, Belfast, Niagara Falls, Buffalo, Palmyra, 
Salamanca; also in southern New England, eastern and western 
Pennsylvania and southern Ontario. 
Crataegus gemmosa Sargent 
Bot. Gazette XX XIII. 119 (1902) ; Silva N. Am. XXIII. 141, t. 686; N. Y. 
State Mus. Bul. 105. 72 (1906). 
Near Albany, Rochester, Hemlock lake; also in southern Ontario, 
Ohio and Michigan. 
Crataegus calvinii Sargent 
N. Y. State Mus. Bul. 122. 81 (1908). 
Chapinville and Canandaigua. 
Crataegus sonnenbergensis n. sp. 
Leaves obovate, abruptly narrowed and acute at the apex, gradu- 
ally narrowed and cuneate at the entire base, finely often doubly 
serrate above with straight teeth pointing toward the apex of the 
leaf, and slightly and irregularly divided above the middle into short 
acute lobes; more than half grown when the flowers open during 
the first week in June and then thin, glabrous and lustrous above 
and pale and covered below with short soft hairs most abundant on 
the midribs and veins, and at maturity 6 to 7 cm long and 4.5 to 
5 cm wide, thick, dark blue-green and lustrous on the upper surface, 
