Characteristics
Ulmus thomasii Sarg.
rock elm
Rocky ridges and summits, rock outcrops, cracks and thin soils over bedrock, and woodlands. Primarily in dry soils over calcareous bedrock.
Tree
Perennial
Vascular
8
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Native
Rare-State
UPL, FAC+ (NWPL)
FACU (NWPL EMP)
FAC (NWPL NCNE)
S3 (State Rank)
G5 (Global Rank)
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Citation
Ulmus thomasii Sarg.
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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: Sara R. Stebbins - Environmental Design & Research, Landscape Architecture, Engineering & Environmental Services, D.P.C. (EDR). Photo taken: Jefferson Co., NY: 9 Oct 2007
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Photo by: Sara R. Stebbins - Environmental Design & Research, Landscape Architecture, Engineering & Environmental Services, D.P.C. (EDR). Photo taken: Jefferson Co., NY: 9 Oct 2007
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Photo by: Kyle J. Webster. Photo taken: Jefferson Co., NY: 18 May 2019
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Photo by: Kyle J. Webster. Photo taken: Jefferson Co., NY: 18 May 2019
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Photo By: Elizabeth A. Spencer. Photo taken: St. Lawrence, NY: 28 August 2018
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Photo By: Elizabeth A. Spencer. Photo taken: St. Lawrence, NY: 2 June 2018
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Photo By: Elizabeth A. Spencer. Photo taken: St. Lawrence, NY: 2 June 2018
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Photo By: Michael Hough. Photo taken: Jefferson, NY: 11 September 2016
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Photo By: Troy Weldy. Photo taken: JEFF, NY: 26 June 2004
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Photo By: Troy Weldy. Photo taken: JEFF, NY: 26 June 2004
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