30 NEW YORK STATE MUSEUM 



A tree 5-7 m high, with a tall trunk 2-3 dm in diameter, covered 

 with ashy gray scaly bark, spreading and ascending branches form- 

 ing a wide open round-topped head, and slender nearly straight 

 branchlets light olive-green and glabrous when they first appear, 

 becoming light orange color and lustrous during their first season 

 and dark gray-brown the following year, and armed with many 

 slender nearly straight bright chestnut-brown shining ultimately 

 dark gray-brown spines 3-5 cm in length. 



Niagara Falls, J. Dunbar and C. S. Sargent (#22, type) , Septem- 

 ber 16, 1904, J. Dunbar, June 12, 1905; also ( # 22A and 22B), 

 J. Dunbar and C. S. Sargent, Septemb^ t6, 1904, and J. Dunbar, 

 June 12, 1906. 



II PUIVCTATAE 



Leaves usually thin, mostly acute or occasionally rounded at the 

 apex, their veins prominent ; stamens 20 ; fruit short-oblong or rarely 

 subglobose or obovate, often conspicuously punctate ; flesh usually 

 dry and mealy. 



Anthers rose color or yellow ; leaves obovate, often acutely lobed 

 above the middle, especially on vigorous shoots, more or less villose 

 below ; fruit flattened at the ends, marked by large dots, dark red or 



bright yellow i C. punctata 



Anthers dark rose color; leaves rhombic, glabrous at maturity 



Leaves subcoriaceous; flowers on stout villose pedicels; calyx thickly 

 coated with matted white hairs; fruit subglobose, crimson, very 



lustrous 2 C. celsa 



Leaves thin; flowers on slender glabrous pedicels; calyx glabrous; 

 fruit short-oblong or sometimes slightly obovate, orange-red 



slightly lustrous 3 C. notabilis 



Anthers pink; corymbs and leaves glabrous 



Leaves oblong-obovate, acuminate at the base; fruit obovate 



: 4 C. barbara 



Leaves ovate to oval or orbicular, abruptly narrowed at the base; 

 fruit short-oblong :.5 C. dewingii 



Crataegus punctata Jacquin 



Hort. Vind. i. 10. t. 28 (1770). Sargent, Silva N. Am. IV. 103, t. 184; 

 Man. 389, f. 308; Acad. Sci. Phila. Proc. 583 (1905). 



Buffalo, J. Dunbar (;^5), May 21 and September 25, 1903; 

 also from Canada to Illinois and to the mountains of western North 

 Carolina. 



