hoptree Rutaceae Ptelea trifoliata L. Listen to the Latin symbol: PTTR Other Fact Sheets
Leaf: Alternate, palmately compound, 3 leaflets (each 2 to 4 inches long), sparsely serrated or entire, leaf 4 to 7 inches long, shiny dark green above, paler below.
Flower: Small (1/2 inch across), 4 to 5 narrow, greenish white petals, appear in terminal, branched clusters in spring, unpleasant odor.
Fruit: Round wafer-like papery samara, 1 inch across, light brown, maturing in summer.
Twig: Slender to moderate, brown with deep U-shaped leaf scar; light brown, fuzzy short buds.
Bark: Reddish brown to gray-brown, short horizontal lenticels, warty corky ridges, becoming slightly scaly, unpleasant odor and bitter taste.
Form: Typically a shrub but may become a small tree, reaches up to 20 feet with a broad crown.
leaf fruit twig bark form1 map
Additional Range Information:
Ptelea trifoliata is native to North America.
Range may be expanded by planting.
See states reporting hoptree.
External Links:
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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