hawthorn Rosaceae Crataegus
Leaf: Highly variable, but generally alternate, simple, 2 to 4 inches long, serrate and lobed (may be unlobed), subtending long thorns, dark green above and paler below.
Flower: Perfect, usually small white flowers, with 5 petals produced in clusters near the end of the twig, appearing in mid to late spring.
Fruit: Small pomes, generally 1/4 inch in diameter, yellow to red when mature; maturing in the early fall.
Twig: Slender, gray in color, with true terminal buds that are usually dark, shiny red and round. Most species have obvious, stiff, 1 inch long thorns; leaf scars contain 3 bundle scars.
Bark: Smooth and gray-brown when young, later turning darker and scaly.
Form: Generally very dense shrubs or small trees up to 25 feet.
Looks like: apple - Callery pear - Oregon crabapple - oceanspray