Quercus nigra

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Quercus nigra
Quer nigr.jpg
Photo by Wayne Matchett, SpaceCoastWildflowers.com
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Fagales
Family: Fagaceae
Genus: Quercus
Species: Q. nigra
Binomial name
Quercus nigra
Quer nigr dist.jpg
Natural range of Quercus nigra from USDA NRCS Plants Database.

Common name: Water oak

Taxonomic notes

Synonyms: Quercus nigra var. heterophylla (Aiton) W.W. Ashe; Q. aquatica Walter


A description of Quercus nigra is provided in The Flora of North America.




Q. nigra has been observed flowering in February and March.[1]

Seed dispersal

This species is thought to be dispersed by gravity. [2]


The following Hymenoptera families and species were observed visiting flowers of Quercus nigra at Archbold Biological Station: [3]

Apidae: Apis mellifera

Conservation and management

Cultivation and restoration

Photo Gallery

References and notes

  1. Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. www.gilnelson.com/PanFlora/ Accessed: 13 DEC 2016
  2. Kirkman, L. Katherine. Unpublished database of seed dispersal mode of plants found in Coastal Plain longleaf pine-grasslands of the Jones Ecological Research Center, Georgia.
  3. Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.