Characteristics
Nyssa sylvatica Marshall
blackgum, sourgum
Swamps, wet depressions, wet woods, and borders of ponds and streams. Also in dry upland sites. Sometimes these upland sites are associated with seasonal springs or seeps. In the upland sites, populations are sometimes very small.
Tree
Perennial
Vascular
7
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Native FAC (NWPL) FAC (NWPL EMP) FAC (NWPL NCNE) S5 (State Rank) G5 (Global Rank)
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Classification
Eudicots
Cornales
Nyssa sylvatica Marshall - blackgum, sourgum
Citation
Nyssa sylvatica Marshall
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Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display its name.

Source
Synonyms
Plant Photos
Photo By: Stephen M Young. Photo taken: Suffolk, NY: 18 September 2014 -
Nyssa sylvatica_Stephen M Young_18 September 2014_21263.jpg
Photo By: Stephen M. Young. Photo taken: Suffolk, NY: 19 September 2002 -
Nyssa sylvatica_Stephen M. Young_19 September 2002_4160.jpg
Photo By: Stephen M. Young. Photo taken: Suffolk, NY: 21 July 2018 -
Nyssa sylvatica_Stephen M. Young_21 July 2018_25652.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 18 Jun 2012 - 1
Nyssa_sylvatica_ANelson_120618_01.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 18 Jun 2012 - 1
Nyssa_sylvatica_ANelson_120618_05.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 18 Jun 2012 - 1
Nyssa_sylvatica_ANelson_120618_06.jpg
Photo by: Andrew Nelson. Photo taken: Oswego Co., NY: 18 Jun 2012 - 1
Nyssa_sylvatica_ANelson_120618_09.jpg