CRATAEGUS IN ROCHESTER, NEW YORK. II3 



into numerous broad acute or acuminate lateral lobes ; when they 

 unfold villose above and densely tomentose below, and about one-half 

 grown when the flowers open and then roughened above by short rigid 

 white hairs and pubescent below along the midribs and veins ; at 

 maturity dark yellow-green and scabrate on the upper surface, glabrous 

 on the lower surface, 7-8 cm. long, 4.5-8 cm. wide, with slender mid- 

 ribs and 4 or 5 pairs of prominent veins running obliquely to the 

 points of the lobes ; petioles slender, more or less wing-margined at 

 the apex by the decurrent base of the leaf-blades, slightly grooved, 

 sparingly grandular, villose early in the season, becoming glabrous 

 and rose color in the autumn, 2.5-3 cm. in length ; stipules lanceolate, 

 glandular, often lobed at the base, 1-1.5 cm. long, usually deciduous 

 before the flowers open ; on vigorous leading shoots leaves cordate 

 or rarely cuneate at the base, deeply lobed, 1-1.2 dm. long, 8-10 dm. 

 wide, with stout conspicuously glandular petioles and foliaceous lunate 

 coarsely glandular-serrate stipules often i cm. in length. Flowers 

 1.2 cm. in diameter on short slender villose pedicels, in small very 

 compact few usually 4-6 flowered thin-branched hairy corymbs; bracts 

 and bractlets oblong-obovate, acuminate, glandular, mostly deciduous 

 before the flowers open ; calyx-tube narrowly obconic, coated with 

 long matted white hairs, the lobes slender, acuminate, finely glandular- 

 serrate, glabrous on the outer, villose on the inner surface, reflexed 

 after anthesis ; stamens 10 ; anthers dark rose color ; styles 4 or 5, 

 surrounded at the base by a narrow ring of pale tomentum. F^ruit on 

 short reddish pubescent pedicels, in compact drooping clusters, oblong 

 to oblong-obovate, scarlet, lustrous, marked by many small pale dots, 

 1.8-2 cm. long, 1.5 cm. wide ; calyx small, with a narrow shallow 

 cavity and spreading sharply serrate lobes often deciduous from the 

 ripe fruit ; flesh thick, yellow, dry and mealy ; nutlets 4 or 5, thin, 

 acute at the ends, rounded and only slightly grooved on the back, 8 

 mm. in length. 



A shrub with numerous erect stems 3-4 m. in height, covered 

 with smooth pale gray bark:, and forming a compact oblong round- 

 topped bush ; branchlets stout, erect, slightly zigzag, dark red-brown 

 and sparingly villose when they first appear, soon glabrous, bright 

 red-brown, very lustrous and marked by many small pale lenticels at 

 the end of their first season, becoming dark gray or gray-brown the 

 following year, and armed with few stout spreading bright chestnut- 

 brown shining ultimately gray spines 3-4 cm. long. Flowers about 

 the 20th of May. Fruit becoming bright red at the end of August, 



