CRATAEGUS IN ROCHESTER, NEW YORK. 1 29 



§ COCCINEAE. 



Fi^m't medium s?ce, s?(l)cr/ol)Osc, scarlet or erimson ; mitlets j-5, con- 

 spicuoiis/y ridged on the back ; corymbs many or few-fiowered^ 

 villosc or glabroiis ; stamens 10-20; anthers rose color or yellozv ; 

 leaves snbcoriaceous or thin, dark gree7i. 

 Stamens 10. 



ANTHERS PINK. 



Leaves obovate to rhombic, subcoriaceous, lustrous, scabrate 

 on the upper surface ; corymbs many-flowered, slightly 

 villose ; h'uit globose to short- oblong, scarlet ; nutlets 

 3-4. J J. C cnpnlifera. 



Stamens 20. 



ANTHERS YELLOW. 



Leaves obovate to rhombic, ovate or oval, thin, dull dark 

 green and scabrate on the upper surface ; corymbs few- 

 flowered, glabrous ; fruit subglobose to short-oblong, 

 crimson ; nutlets 4-5. ^4 C. Macaideyae. 



Crataegus cupulifera, ;/. sp. 



Leaves obovate to rhombic, acuminate gradually narrowed from 

 near the middle to the acute entire base, sharply doubly serrate above, 

 with straight gland-tipped teeth, and laciniate above the middle, with 

 many narrow acuminate lobes, tinged with red, sparingly villose on 

 the upper side and glabrous below when they unfold, and about half 

 grown when the flowers open and then membranaceous, light yellow- 

 green and still slightly villose ; at maturity subcoriaceous, dark yellow- 

 green, lustrous and scabrate above, pale yellow-green below, 5-7 cm. 

 long, 4-5 cm. wide, with slender yellow midribs deeply impressed 

 above, and 4 or 5 pairs of thin primary veins arching obliquely to the 

 points of the lobes ; petioles slender, wing-margined at the apex by 

 the decurrent base of the leaf-blades, grooved, often slightly glandular, 

 generally rose color in the autumn toward the base, 2-3 cm. in length ; 

 stipules linear to narrowly obovate, acuminate, glandular, reddish, 

 usually deciduous before the flowers open ; on vigorous leading shoots 

 leaves ovate, concave-cuneate and gradually narrowed below into 

 broadly winged very glandular petioles, deeply lobed, 8-10 cm. long, 

 6-8 cm. wide, their stipules foliaceous, lunate, coarsely serrate, usually 

 early-deciduous. Flowers cup-shaped, 1.5 in diameter, on long 



