Also called American chinquapin, Ozark chinquapin, dwarf chestnut, and Castanea ozarkensis.  Also spelled chinkapin.  The word chinquapin comes from the nut chechinquamin, in Eastern Algonquian, specifically Virginia Algonquian or Powhatan.

Despite their similar common names, do not confuse with another species from a sister-genus chinquapin oak  Quercus muehlenbergii.   Although they are in the same family.

Part of 🌰︎ chestnut / chinkapin  genus Castanea in beech / oak  family Fagaceae in bayberry / beech / birch / oak / walnut  order Fagales.

Native to 🇺🇸 USA South, 🗻︎ Allegheny Mountains, and mid-Atlantic.   🗺 Map (North America, Central America).  Adobe Acrobat Reader file

Formerly abundant, this tree is having a tough time with a bark fungal disease chestnut blight  Cryphonectria parasitica.

Although not having as hard a time as this tree's closely-related (with whom it shared most of their home ranges) sister-species 🌰︎ American chestnut  Castanea dentata.

Uses by native peoples
(Ethnobotany database)

Castanea hosts caterpillars of 129 species
of butterflies and moths, in some areas.

Learn more about Allegheny chinquapin Castanea pumila

🔍︎ 🔍︎ images Discover Life Encyclopedia of Life Missouri Botanical Garden Flora of North America USDA PLANTS db USFS Wikipedia