black hawthorn Rosaceae Crataegus douglasii Lindl. Listen to the Latin symbol: CRDO2 Other Fact Sheets
Leaf: Alternate, simple, 1 1/2 to 4 inches long, ovate or obovate, serrate to large-toothed but entire below the midpoint, subtending long thorns, dark green above and paler below.
Flower: Perfect, small white flowers 1/4 to 1/2 inch, with 5 petals produced in clusters near the end of the twig, appearing in mid to late spring.
Fruit: Small red to black pomes, 1/4 to 1/2 inch in diameter, maturing in the early fall.
Twig: Slender, red-brown to gray; buds dark, shiny red and round; bearing obvious, stiff, 1 inch long thorns; leaf scars contain 3 bundle scars; spur shoots may be present.
Bark: Smooth and red-brown when young, later turning gray and scaly.
Form: Thicket-forming deciduous shrub to 10’ tall, or small tree to 35 feet tall with stems to 6 inches in diameter

Looks like: oceanspray - Oregon crabapple
leaf flower fruit twig bark form1 map
Additional Range Information:
Crataegus douglasii is native to North America.
Range may be expanded by planting.
See states reporting black hawthorn.
External Links:
USDAFS Additional Silvics
USDA Plants Database
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Dept. of Forest Resources
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Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson
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