242 PROCEEDINGS OF THE ACADEMY OF [March, 



anthesis; stamens 8-10; anthers faintly tinged with pink; styles 3 

 or 4, usually 3, surrounded at the base by a narrow ring of pale hairs. 

 Fruit ripening late in October, on slender erect or spreading pedicels, 

 in generally 5- or 6-fruited clusters, depressed-ovate to short-oblong, 

 flattened at the ends, russet-green to dark russet-red or bronze color, 

 marked by numerous pale dots, 1.2-1.4 cm. long and rather broader 

 than high; calyx little enlarged, with a narrow deep cavity pointed 

 in the bottom, and small spreading and reflexed persistent lobes; 

 flash thin, hard, light greenish 3-ellow; nutlets 3 or 4, gradually nar- 

 rowed and rounded at the ends, rather broader at the apex than at 

 the base, ridged on the back, with a broad low slightly grooved ridge, 

 7-8 mm. long, and 4.5-5 mm. wide. 



A shrub 3-4 m. high, with stout ascending stems covered with 

 dark gray bark, stout nearly straight branchlets light orange-brown 

 and marked by pale lenticels when they first appear, becoming dark 

 chestnut brown and lustrous in their first season and dull reddish 

 brown the following year, and armed with few stout straight purple 

 shining spines 3.5-4 cm. long. 



Hillsides, Kittanning, Armstrong County, 0. E. Jennings, B. H. 

 Smith and C. S. Sargent, (No. 58 type) October 7, 1906, 0. E. Jennings, 

 May 27, 1907, 0. E. and Grace K. Jennings, October 7, 1907, (No. 51, 

 with calyx-lobes somewhat dilated toward the apex) O. E. Jennings, 

 October 14, 1905, May 28, 1906, O. E. Jennings, B. H. Smith and 

 C. S. Sargent, October 7, 1906. 



In associating the name of this species with that of its discoverer, 

 Dr. Otto E. Jennings, head of the Botanical Department of the Carnegie 

 Museum at Pittsburg, I am glad to express my admiration for his 

 skill and industry in making known the flora of western Pennsylvania. 

 15. Crataegus soabra n. sp. 



Leaves ovate, acute or acuminate, cuneate at the base, coarsely 

 often doubly serrate, with wide straight glandular teeth, and slightly 

 divided above the middle into 3 or 4 pairs of short broad lobes ; coated 

 with soft white hairs when they unfold, about one-third grown when 

 the flowers open the middle of May and then thin, dark yellow-green, 

 and roughened above by short white hairs and pale and slightly 

 villose along the midribs and veins below, and at maturity thin, dark 

 green and scabrous on the upper surface, pale yellow-green and sca- 

 brous on the lower surface, 5-6 cm. long and 4-5 cm. wide, with stout 

 midribs and primary veins; petioles stout, wing-margined nearly to 

 the middle, conspicuously glandular, 2-2.5 cm. in length; stipules 

 lanceolate, more or less falcate, glandular-serrate, large and con- 



