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Juglandaceae

Discover the diversity and characteristics of the Juglandaceae family, commonly known as "The Walnut Family". This guide provides information about the different genera, species, and their native regions, as well as details about the leaves, fruits, and uses of specific members like Butternut and Black Walnut. Learn about Juglone, an alleopathic compound produced by these plants, and explore the beautiful visuals of this fascinating plant family.

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Juglandaceae

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  1. “The Walnut Family” Juglandaceae Jennifer Ringgold

  2. Genera • 8 different genera (60 species) • CyclocaryaIljinsk — (wheel wingnut) • Juglans L. — (walnut) • PterocaryaKunth — (wingnut) • Carya Nutt. — (hickory and pecan) • PlatycaryaSiebold & Zucc. • AlfaroaStandl. — (gualin) • EngelhardiaLesch. ex Blume — (cheo) • OreomunneaOerst. http://www.plantsystematics.org/users/jdelaet/3_4_06_2/oeploa137/nDSC_0014.JPG

  3. Juglandaceae“The Walnut Family” • Mostly trees, few shrubs • Large amounts of this family are found Native to Eurasia, Americas, and Southeast Asia LEAVES • Aromatic • Alternate • Pinnately compound • 20-100cm long http://www.colby-sawyer.edu/images/image_1213.jpg

  4. ButternutCucurbitamoschata • Alternate leaves, Pinnately compound • Leaflets of 11-17 • Smells of Juglone • Drooping clusters of sweet fruit covered in small hairs containing nuts-used in baking • 40' - 60' feet http://www.treetopics.com/juglans_cinerea/butternut_P1030707.jpg http://images.google.com/imgres?imgurl=http://www.treetopics.com/juglans_cinerea/butternut

  5. Black WalnutJuglansnigra • Alternate, Pinnately compound 30-60 cm long • Fruit (nut) with a brownish-green, semi-fleshy husk • Smells of Juglone • Wood is used to make furniture, flooring, and rifle stocks, and oil is pressed from the seeds. • 30–40 feet http://upload.wikimedia.org/wikipedia/commons/d/de/Black_Walnut_nut_and_leave_detail.JPG

  6. Juglone • Alleopathic compound, meaning it is synthesized by one type of plant and affects the growth of another. • Aromatic organic compound with the molecular formula C10H6O3 • Occurs naturally in the leaves, roots, husks, and bark of plants in the Juglandaceae family http://www.impgc.com/images/Structures/Juglone.gif

  7. References • Text • Manos, P. S., aand D. E. Stone 2001. "Evolution, phylogeny and systematics of the Juglandaceae." Annals of the Missouri Botanical Garden • Petrides, G. A. and Wehr, J. (1998). Eastern Trees. Houghton Mifflin Company. • Walters, Dirk., Keil, David., Murrell, Zack. 2006. Vascular Plant Taxonomy. 5th ed. U.S; Kendall/Hunt. • Pictures • http://www.agroatlas.ru/content/related/Juglans_regia/Juglans_regia.jpg • http://images.google.com/imgres?imgurl=http://www.treetopics.com/juglans_cinerea/butternut • http://www.colby-sawyer.edu/images/image_1213.jpg • http://www.plantsystematics.org/users/jdelaet/3_4_06_2/oeploa137/nDSC_0014.JPG • http://images.google.com/imgres?imgurl=http://www.treetopics.com/juglans_cinerea/butternut • http://upload.wikimedia.org/wikipedia/commons/d/de/Black_Walnut_nut_and_leave_detail.JPG • http://www.impgc.com/images/Structures/Juglone.gif

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