200 PROCEEDINGS OF THE ACADEMY OF [March, 



very lustrous on the upper surface, pale on the lower surface, 4.5- 

 5.5 cm. long and 3.5-4 cm. wide, with thin midribs and primary 

 veins; petioles slender, slightly wing-margined at the apex, 2.5-3 

 cm. in length; leaves on vigorous shoots truncate or rounded at the 

 broad base, more coarsely serrate and more deeply lobed, and often 

 5-6 cm. long and broad. Flowers 1.5 cm. in diameter, on short slender 

 pedicels, in lax mostly 5-12-flowered corymbs, the long lower pedun- 

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

 the lobes gradually narrowed from the base, long, narrow, acuminate, 

 entire or minutely dentate above the middle; stamens 8-10; usually 

 10; anthers dark rose color; styles 3 or 4, usually 4. Fruit ripening 

 early in October, on slender drooping pedicels, in few-fruited clusters, 

 narrow-obovate, full and rounded at the apex, gradually contracted to 

 the rounded base, deeply convex at the insertion of the pedicel, 

 slightly 5-angled, orange to greenish orange, becoming scarlet at 

 maturity, marked by large pale dots, pruinose 1.2-1.3 cm. long and 

 9-10 mm. in diameter; calyx little enlarged, with a deep narrow cavity 

 pointed in the bottom, and small spreading and reflexed persistent 

 lobes dark red on the upper side below the middle; flesh thin, light 

 orange color, juic3 r , acidulous; nutlets usually 4, narrowed and rounded 

 at the ends, broader at the apex than at the base, ridged on the back, 

 with a low narrow ridge, 6-6.5 mm. long and 3.5-4 mm. wide. 



A bushy tree 3 or 4 m. high, with a short trunk sometimes 1.2 dm. 

 in diameter and covered with flaky bark, small ascending gray-green 

 branches forming a round-topped head, and slender zigzag branchlets 

 dark chestnut brown when they first appear, becoming very lustrous 

 and marked by dark lenticels in their first season and dull red-brown 

 the following year, and armed with stout nearly straight chestnut- 

 brown shining spines 1.5-3.5 cm. long, persistent and becoming 

 branched on old stems. 



Hillsides, in rich soil, Kittanning, Armstrong County, O. E. Jen- 

 nings, (No. 46 type) October 14, 1905, O. E. Jennings, B. H. Smith 

 and C. S. Sargent, October 7, 1906, O. E. Jennings, May 27, 1907, 

 O. E. and Grace K. Jennings, October 7, 1907. 

 14. Crataegus delectata n. sp. 



Glabrous with the exception of the hairs on the young leaves and 

 on the calyx-lobes. Leaves ovate, acuminate and long-pointed, abruptly 

 cuneate or rounded at the base, sharply often doubly serrate, with 

 long slender glandular teeth, and slightly divided usually only above 

 the middle into 4 or 5 pairs of broad acuminate spreading lobes ; more 

 than half-grown when the flowers open about the 20th of May and then 



