REPORT OF THE STATE BOTANIST I907 93 



young, soon becoming glabrous, glandular, with minute generally 

 deciduous glands, 2-2.5 ^^'^'^ ^^ length; leaves on vigorous shoots 

 thicker, rounded or abruptly cuneate at the base, more coarsely 

 serrate and more deeply lobed, often 6 cm long and 4-4.5 cm wide. 

 Flowers 1.7-2 cm in diameter, on long slender glabrous pedicels, in 

 compact mostly 5-10-flowered corymbs, the lower peduncles from 

 the axils of the upper leaves ; calyx-tube narrowly obconic, the 

 lobes gradually narrov/ed from wide bases, long, slender, acuminate, 

 entire or minutely glandular serrate, glabrous, reflexed after an- 

 thesis ; stamens 10 ; anthers red ; styles 3 or 4, surrounded at the 

 base by a narrow ring of pale hairs. Fruit ripening late in October 

 and often persistent during the winter, on slender drooping reddish 

 pedicels, in few- fruited clusters, obovate, full and rounded at the 

 apex, gradually narrowed at the base, scarlet, pruinose, marked by 

 large dark dots, 1-1.2 cm long, 8-10 mm in diameter; calyx prom- 

 inent, with a broad deep cavity wide and tomentose in the bottom, 

 and spreading persistent lobes dark red on the upper side below 

 the middle ; flesh thin, greenish yellow, rather juicy ; nutlets 3 or 4, 

 acute at the ends, ridged on the back, with a broad low grooved 

 ridge, 6-6.5 mm long, and 4-4.5 mm wide. 



A shrub 3-4 m high, with numerous small stems covered with 

 ashy gray bark and often spreading into large thickets, ascending 

 branches, and slender nearly straight branchlets dark orange-green 

 and marked by pale lenticels when they first appear, becoming 

 bright chestnut-brown and lustrous in their first season and dull 

 red-brown the following year, and armed with slender straight or 

 slightly curved dark chestnut-brown shining spines 3-4.5 cm long, 

 often persistent and becoming compound on old stems. 



Coopers Plains, G. D. Cornell (;^i, type), September 21, 1905, 

 May 27, 1906 (;^24), May 24 and September 21, 1905 (^33), 

 October 1906, May 1907. 



Crataegus barryana Sargent 

 Hillsides, Coopers Plains, G. D. Cornell (;^27), September 21, 

 1905, May 25 and October 14, 1906, May and October 1907; also 

 near Rochester, New York. 



Crateagus acerba n. sp. 



Leaves ovate to rhombic, acuminate at the apex, cuneate at the 

 entire base, sharply often doubly serrate above, with straight or 



