Home > Fagaceae

The family Fagaceae, or beech family, is characterized by alternate leaves with pinnate venation, flowers in the form of catkin s, and fruit in the form of nutsA nut in botany is a one-seeded (rarely two) simple dry fruit in which the ovary wall or part of it becomes very hard (stony or woody) at maturity. Most nuts come from pistils with inferior ovaries (see flower) and all are indehiscent (do not open at matu, one to seven in a scale or spiny husk that may or may not enclose the nut. The best-known group of this family is the oaks, genus Quercus, the fruit of which is called an acornThis article is about the seed; for other meanings of the word, especially ACORN community organization, see acorn (disambiguation . The acorn is the fruit of the oak tree. Nutrition Acorns are edible. However, some acorns are naturally high in tannins, m. The husk of the acorn in most oaks only forms a cup in which the nut sits.

1 Genera

• Castanea - Chestnuts; eight species, north temperate east Asia, southwest Asia, southeast Europe, eastern North America
• Castanopsis - about 125-130 species, southeast AsiaThe continent of Asia is defined by subtracting Europe and Africa from the great land mass of Africa-Eurasia. The boundaries are vague, especially between Asia and Europe: Asia and Africa meet somewhere near the Suez Canal. The boundary between Asia and E
• Chrysolepis - Golden chinkapin; two species, western USAThe United States of America also referred to as the United States U. America ¹ or the States is a federal republic in central North America, stretching from the Atlantic in the east to the Pacific Ocean in the west. It shares land borders with Canada in
• Colombobalanus - one species C. excelsa, northern South America, often included in Trigonobalanus
• Fagus - Beeches; 10 species, north temperate east Asia, southwest Asia, Europe, eastern North America
• Formanodendron - one species F. doichangensis, southeast Asia, often included in Trigonobalanus
• Lithocarpus - Tanoaks or tanbark oaks; about 330-340 species, all but one in warm temperate to tropical Asia, the one (L. densiflorus) in California and southwest Oregon
• Nothofagus - Southern beeches; about 35 species, southern South America, New Zealand, southeast Australia, New Caledonia, New Guinea
• Quercus - Oaks; about 500 species, widespread Northern Hemisphere, crossing the equator in Indonesia
• Trigonobalanus - one species T. verticillata, tropical southeast Asia (three species if Colombobalanus and Formanodendron included)

The genus Nothofagus is sometimes placed in a separate family, Nothofagaceae.