Castanea ozarkensis Ashe
  • Bull. Torrey Bot. Club
  • Ozark chinkapin

Cite taxon page as 'WFO (2021): Castanea ozarkensis Ashe. Published on the Internet; Accessed on: 20 Oct 2021'

General Information

Trees, occasionally shrubs , previously often massive, to 20 m, now rarely more than 10 m, mostly resprouting following blight. Bark brownish, deeply or moderately fissured. Twigs glabrous when young. Leaves: petiole usually (8-)10-15 mm. Leaf blade narrowly obovate or oblanceolate, (40-)120-200(-260) × 30-100 mm, base rounded to slightly cordate or slightly cuneate, margins sharply serrate, each lateral vein terminating in cuneate, gradually acuminate tooth with awn usually more than 2 mm, apex acute or acuminate; surfaces abaxially densely to sparsely covered with appressed, whitish, minute, stellate trichomes, sometimes essentially glabrate, especially on shade leaves, veins glabrous or with a few simple trichomes. Pistillate flower 1 per cupule. Fruits: cupule 2-valved, enclosing 1 flower/fruit, valves irregularly dehiscing along 2 sutures, longest spines usually more than 10 mm; nut 1 per cupule, oval-conic, 9-19 × 8-14 mm, round in cross section, not flattened, beak less than 3mm excluding styles.

  • Provided by: [B].Flora of North America @
    • Source: [
    • 1
    • ]. 

    Other Local Names

    Ozark chinkapin

     Information From

    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    World Flora Online consortium
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    Global Tree Search
    BGCI. 2018. GlobalTreeSearch online database. Botanic Gardens Conservation International. Richmond, U.K. Available at Accessed on 30/11/2018.
    • D Botanic Gardens Conservation International