50 



MISSOURI BOTANICAL GARDEN. 



I 



brous, the lobes slender, acuminate, entire or minutely dentate near the 

 middle, glandular on the outer, slightly villose on the inner surface, 

 reflexed after anthesis; stamens 10; anthers rose color; styles 2 or 3, 

 usually 3. " Fruit ripening the end of October, on long slender drooping 

 pedicels, in few-fruited clusters, subglobose to short-oblong, dark red, 

 marked by large dark dots, 7-8 mm. in diameter; calj^ prominent, with 

 a deep shallow cavity, and spreading or incurved persistent lobes; flesh 

 thin, hard, yellow-green, dry and mealy; nutlets usually 3, gradually nar- 

 rowed and rounded at the ends, ridged on the back, with a low grooved 

 ridge, 5-5.5 mm. long, and 3-3.5 mm. wide, 



A tree 5-8 m. high, with a trunk 2-3 dm. in diameter, cov- 

 ered with dark rough scaly bark, spreading branches forming 

 a broad round-topped head, and small slender branchlets light 

 orange color and covered with long pale hairs when they first 

 appear, soon becoming glabrous, light chestnut-brown, lus- 

 trous and marked by small pale Icnticels in their first season 

 and orange or reddish brown the following year, and unarmed 

 or furnished with short slender nearly straight dark purplish 



spmes 



and the borders of woods 



Jaspc 



and a S. SaroenL Oct. 2, 1901, E. J 



Oct 



handsome plant is 



4 



well distinguished from 



related 



species by its small usually oval or rhombic leaves, by its 

 small flowers and fruits and the infrequency of its spines. 



10. Crataegus barrcttiana, n. sp. 



lyx 



Leaves 



oblong-obovate, rounded or occasionally acute and short-pointed at the 

 apex, gradually narrowed to the concave-cuneate entire base, and sharply 

 serrate above the middle, with straight glandular teeth; nearly fully grown 

 when the flowers open from the 10th to the middle of May and then thin, 

 dark yellow-green and lustrous above and pale below, and at maturity 

 thin, dark yellow-green, smooth and lustrous on the upper surface, pale 

 yellow-green on the lower surface, 4-4.5 cm. long and 2-3 cm. wide, with 

 thin midribs, and prominent primary veins; petioles slender, narrow-wing- 



6-7 



5-6 



g and 4.5-5 



cm. wide. Flowers about 1.2 cm, in diameter, on long 

 very slender pedicels, in wide mostly l;>-25-flowered corjanbs, the elon- 

 gated lower peduncles from the axils of upper leaves; calyx-tube narrowly 



obconic, the lobc3 long, slender, acuminate and glandular at the apex, 



