Pecan Juglandaceae Carya illinoinensis (illinoensis )
Leaf: Alternate, pinnately compound with 9 to 15 finely serrate and often curved leaflets, 12 to 18 inches long.
Flower: 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 ½ to 2 inches long, husks are thin, usually occur in clusters on trees. Mature in September and October.
Twig: Moderately stout, light brown, fuzzy particularly, when young; leaf scars large and three lobed; buds are yellowish brown to brown, hairy, terminal buds ¼ to ½ 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.
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Copyright 2003, Virginia Tech Forestry Department, all rights reserved.
Photos courtesy: Michael Aust, John Baitey, Ctaude L. Brown, Bruce Bongarten,
Susan D. Day, Edward C. Jensen, Richard E. Kreh, Larry H. McCormick, Alex X.
Niemiera, John A. Peterson, Oana Popescu, John R. Seiter, David W. Smith, Kim
C. Steiner, James E. Ward, Rodney E. Will, Shepard M. Zedaker.
Text written by: John R. Seiter, Edward C. Jensen, Or John A. Peterson
Photos courtesy: Michael Aust, John Baitey, Ctaude L. Brown, Bruce Bongarten,
Susan D. Day, Edward C. Jensen, Richard E. Kreh, Larry H. McCormick, Alex X.
Niemiera, John A. Peterson, Oana Popescu, John R. Seiter, David W. Smith, Kim
C. Steiner, James E. Ward, Rodney E. Will, Shepard M. Zedaker.
Text written by: John R. Seiter, Edward C. Jensen, Or John A. Peterson
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