191 



flowers appear in May, about 2 cm. (% inch) broad; stamens 10-20, 

 usually 10; anthers pink or occasionally yellow or white, large; styles 

 and nutlets usually 2 or 3; calyx lobes lanceolate-acuminate, glandular- 

 laciniate, villous; fruit ripens in September, subglobose, 5-15 mm. 

 (%-% inch) thick, dark red, shining, flesh thin, glutinous; nutlet with 

 deep pits on the inner faces; calyx-lobes villous, re flexed. 



Distribution. Nova Scotia to Minnesota, Nebraska and south in 

 the higher Alleghenies to North Carolina and in the Rocky Mountains 

 to southern Colorado. As yet reported only from northern to central 

 Indiana. 



A small tree sometimes 6 m. (20 feet) high, with ascending branches 

 and a broad, irregular crown; more often, however, a large shrub. 



Specimens have been seen from the following counties: Allen (Deam) ; 

 Cass (Mrs. Ida Jackson) ; Fulton (Deam) ; Noble (VanGorder) ; Putnam 

 (Grimes); Tippecanoe (Deam); Wells (Deam). 



Horticultural Uses. Highly ornamental for parks and hedges 

 because of the abundant flowers, dark green shining leaves and its dark 

 red shining fruit. 



7. Crataegus neo-fluvialis Ashe. NEW RIVER THORN. Plate 83. 

 Bark grayish; spines numerous, 2.5-8 cm. (1-3 inches) long; leaves 

 elliptical-ovate to obovate, 2.5-8 cm. (1-3 inches) long, 2-6 cm. (%-2% 

 inches) wide, acute or obtuse at the apex, cuneate at the base, sharply 

 and doubly serrate, with obtuse or acute lobes towards the apex, coria- 

 ceous, dark green and shining above, pubescent along the veins beneath; 

 petioles 1-2 cm. (%-% inch) long, slightly winged-above; corymbs 

 and calyx-tubes glabrous or slightly villous, many-flowered; flowers 

 appear in May, 1.2-1.6 cm. (J^-% inch) broad, stamens 15-20, 

 anthers usually pink, small; styles and nutlets usually 2 or 3; calyx 

 lobes more villous on the inside, lanceolate-acuminate, glandular- 

 laciniate; fruit ripens in September, globose or short ellipsoidal, dark 

 red, 4-13 mm. (%-% inch) thick, flesh thin, glutinous, nutlets with 

 deep pits in the inner faces; calyx lobes reflexed, glabrous or slightly 

 hairy. 



Distribution. Western Vermont to eastern Wisconsin, Iowa and 

 south in the Alleghenies to North Carolina. 



A small tree sometimes 8 m. (30 feet) high, with ascending and spread- 

 ing branches. 



Specimens have been seen from Allen (Deam); Fulton (Deam); 

 Shelby (Deam); Wells (Deam). 



8. Crataegus Calpodendron (Ehrhart) Medicus. PEAR-THORN. 

 PEAR or RED HAW. Plate 84. Bark pale gray to dark brown, fur- 

 rowed; spines occasional, slender 3-5 cm. (lJ^-2 inches) long; leaves 



