Crataegus arborea

From Flora of Indiana (1940) by Charles C. Deam

Leaves narrowly obovate or lance-obovate, 3-6 cm long, 1.5-3 cm wide, acute or short-acuminate at the apex, narrowed at the base into slender, winged petioles, serrate to below the middle with broad, shallow teeth, rather thin but firm, glabrous, glossy above; flowers 12-14 mm in diameter, in lax, mostly 6-10-flowered, glabrous corymbs; stamens 10-20; anthers usually white or cream color; styles 3-4; fruit subglobose, 7-10 mm in diameter, orange red, flesh thin; nutlets 2-4, usually 3. Known in Indiana only from Randolph County, growing in moist, open woods.