Description ²

• Leaves/stem: sterile stem; whorled branches that grow horizontal, leaves reduced to toothed sheath that surrounds the stem, with 8 to 19 teeth that are dark brown with white edging, stem has small central cavity; branches are solid and rough to touch
• Spores: fertile stems; not like sterile stems, blunt-tipped 1-inch cone at the tip, pale pink to brownish, no branches, after spores are released stem changes and resembles sterile stems
• Fruiting season: Mid-late spring
• Height: 8-16 inches
• Habitat: moist woods, wet meadows

Sources and Credits

1. (c) Mike V.A. Burrell, some rights reserved (CC BY-NC), uploaded by Mike V.A. Burrell
2. (c) Minnesota Scientific and Natural Areas, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• NatureServe Explorer 2.0
• NBN Atlas
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

iNat Map