6o NEW YORK STATE MUSEUM 



diameter; calyx little enlarged, hoary tomentose, with a broad 

 shallow cavity, and spreading and apprcssed glandular serrate lobes 

 dark red on the upper side below the middle; flesh thick, yellow, 

 dry and mealy; nutlets four or five, usually four, full and rounded 

 at the base, graduall}'^ narrowed a'nd acute at the apex, rounded 

 and slightly ridged on the back, 8-9 mm long and about 6 mm wide. 



A shrub sometimes 6-7 m high, but usually much smaller, with 

 diverging stems 12-15 cm in diameter, covered with dark brown 

 scaly bark, stout spreading gray branches forming a roundtopped 

 compact head, and thick zigzag branchlets marked by oblong dark 

 lenticels, thickly covered with hoary tomentum when they first 

 appear, light chestnut -brown, lustrous and sparingly villose during 

 their first season, dull gray or grayish brown, duller and glabrous 

 in their second year, and ultimately ashy gray, and armed with 

 numerous stout or slender nearly straight purplish spines 4-7 cm 

 long. 



Hills; North Albany, Charles H. Peck (#53, type). May, June 

 and September 1902; Peck and Sargent, October 1902, August 

 1905. Near the tollgate, Troy road, Charles H. Peck (#2), May 

 and October 1904; Peck and Sargent, August 1905. Bottoms of 

 the Hudson river, North Greenbush, Peck and Sargent, August 

 1905- 



Anthers pink or rose color 



Crataegus exclusa Sarg. 

 Rhodora, v. 108 (1903). 



North Albany, West Albany, Menands, Albia, Greenbush, Charles 

 H. Peck (#51), May and September 1902. 



Crataegus oblongifolia n. sp. Sarg. 

 Leaves oblong-ovate, acute or acuminate, gradually narrowed 

 and cuneate or rounded at the entire or glandular base, coarsely 

 doubly serrate above, with straight glandular teeth, and slightly 

 divided into four or five pairs of small acuminate spreading lobes, 

 more than half grown when the flowers open about the 20th of May 

 and then thin, light yellow green, and covered above by short white 

 hairs and villose below along the midribs and veins, at maturity 

 thick and firm in texture, yellow green, glabrous on the upper, 

 sparingly villose on the lower surface, reticulate- venulose, 5-7 cm 

 long and 4-5 cm wide, with stout deep rose-colored midribs, and 

 prominent primary veins extending obliquely to the points of the 

 lobes; petioles stout, wing-margined at the apex, deeply grooved, 

 covered with matted pale hairs more or less persistent during the 



