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Dendrolycopodium obscurum (Linnaeus) A. Haines. Common name: Common Groundpine, Flat-branched Tree-clubmoss. Phenology: Jul-Sep. Habitat: Acidic forests. Distribution: NS and NB west to MI and WI, south to n. GA, ne. AL, s. IN, n. IL (?), and c. MN; China, Japan, Korea, e. Russia.

Origin/Endemic status: Native

Synonymy ⓘ: = Can, K4, NE, NY, Tn, Va, Haines (2003a), Petlewski (2020), Petlewski et al (2022); = Lycopodium obscurum L. — FNA2, Pa, POWO, Lin et al (2013); = Lycopodium obscurum L. var. obscurum — F, G, Md, RAB, W, WV; < Lycopodium obscurum L. — C, NS, S13, Sf, Tat. Basionym: Lycopodium obscurum L. 1753

Links to other floras: = Lycopodium obscurum - FNA2

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FACU
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 3

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image of plant© Jim Fowler | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Alan M. Cressler | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum, Pisgah National Forest, Haywood County, North Carolina 1 by Alan Cressler source | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum, Southern Appalachian Mountain Bog, North Carolina 1 by Alan Cressler source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum, Panther Creek area, Chattahoochee National Forest, Habersham County, Georgia 2 by Alan Cressler source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum, Pisgah National Forest, Haywood County, North Carolina 1 by Alan Cressler source | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum (left) and Dendrolycopodium hickeyi (right), Pisgah National Forest, Haywood County, North Carolina 1 by Alan Cressler source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Jim Fowler | Original Image ⭷
image of plant© Jim Fowler | Original Image ⭷
image of plant© Alan Cressler: Dendrolycopodium obscurum, Panther Creek area, Chattahoochee National Forest, Habersham County, Georgia 1 by Alan Cressler source | Original Image ⭷

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