Distribution: Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to Montana, also in central and eastern North America; circumboreal
Habitat: Moist coniferous woods and swamps.
Spores: Produces spores April-October
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
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PNW Herbaria: Specimen records of Lycopodium clavatum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Lycopodium clavatum checklist entry
OregonFlora: Lycopodium clavatum information
E-Flora BC: Lycopodium clavatum atlas page
CalPhotos: Lycopodium clavatum photos