pecan Juglandaceae Carya illinoinensis (Wangenh.) K. Koch Listen to the Latin symbol: CAIL2 Other Fact Sheets
Leaf: Alternate, pinnately compound with 9 to 15 finely serrate and often curved leaflets, 12 to 18 inches long.
Flower: Species is monecious; male flowers in hanging, yellow-green catkins, often in pairs of three (4 to 5 inches long); females are small and yellowish green, 4-angled.
Fruit: Large, oblong, brown, splotched with black, thin shelled nuts, 1 1/2 to 2 inches long, husks are thin, usually occur in clusters on trees, mature in fall.
Twig: Moderately stout, light brown, fuzzy (particularly when young); leaf scars large and three lobed; buds are yellowish brown to brown, hairy, with terminal buds 1/4 to 1/2 inch long.
Bark: Smooth when young, becoming narrowly fissured into thin broken strips, often scaly.
Form: A large tree (can reach heights well over 100 feet) with spreading crown when in the open.

Looks like: water hickory - bitternut hickory
leaf flower fruit twig bark form1 map
Additional Range Information:
Carya illinoinensis is native to North America.
Range may be expanded by planting.
See states reporting pecan.
More: Wood
External Links:
USDAFS Silvics of North America
USDAFS Additional Silvics
USDA Plants Database
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Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera,
and John Peterson
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