1910.] NATURAL SCIEN'CES OF PHILADELPHIA. 223 



2. Crataegus Dodgei Ashe. 



Elisha Mitchell Sci. Soc, XIX, 26 (March, 1901); Sargent, Proc. Acad. 



Nat. Sci. Phila., 1905, 632; Rhodora, VII, 213; Bull. CV, N. Y. State 



Mus., 64, CXXII, 72; Rep. Geolog. Surv. Michigan, 1906, 555. 

 Crataegus Gravesii Sargent, Rhodora, V, 159 (June, 1901). 

 Crataegus fallens Gruber, Proc. Bucks Co. Nat, Sci. Club, I, 19 (Crata>gu> 



in Bucks County) (1903). 

 Crataegus rotundifolia Eggleston, Grav Man., ed. 7, 468 (in part) (not Moench) 



(1908). 



Lincoln Heights, Scranton, Lackawanna County, A. Twining, (No. 

 1) May 31, 1907; valley of the Little Juniata River below Altoona, 

 Blair County, B. H. Smith, (No. 263) May 20, 1905, B. H. Smith and 

 C. S. Sargent, September 27, 1905, (No. 268) B. H. Smith, May 20, 

 1905. 



3. Crataegus grossa n. sp. 



Glabrous. Leaves broadly ovate, acute, abruptly cuneate at 

 the wide base or rarely' obovate and gradually narrowed at the base, 

 finely often doubly serrate, with straight or incurved glandular teeth, 

 and very slightly divided usually only above the middle into 3 or 

 4 pairs of short broad acuminate lobes ; nearly half-grown when the 

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

 smooth and lustrous above and pale below, and at maturity thick, 

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

 lower surface, 4.5-5.5 cm. long and 3.5-4.5 cm. wide, with prominent 

 midribs and thin primary veins; petioles slender, slightly wing- 

 margined at the apex, 2-2.5 cm. in length. Flowers 1.6-1.8 cm. 

 in diameter, on short slender pedicels, in compact mostly 4-10- 

 flowered corymbs, the lower peduncles from the axils of upper 

 leaves; calyx-tube narrowly obconic, the lobes gradually narrowed 

 to the base, short, broad, acuminate, entire or slightly glandular- 

 dentate, reflexed after anthesis; stamens 10; anthers cream 

 color; styles 3 or 4, surrounded at the base by a narrow ring 

 of pale tomentum. Fruit ripening the end of September, on short 

 stout erect pedicels, in few-fruited clusters, subglobose to short- 

 oblong, full and rounded at the ends, dull orange-red, marked by 

 numerous pale dots, 8-10 mm. in diameter; calyx little enlarged, 

 with a wide shallow cavity pointed and tomentose in the bottom, and 

 small spreading and appressed often deciduous lobes; flesh thin and 

 hard; nutlets 3 or 4, acute at the base, gradually narrowed and rounded 

 at the apex, rounded and slightly grooved on the back, 5-5.5 mm. 

 long and about 4 mm. wide. 



A broad. round-topped shrub 1.5-2 m. high, with small ashy gray 

 stems, and slender slightly zigzag often contorted branchlets dark 



