Asplenium scolopendrium (Fernald) Kartesz & Gandhi
Common Name: HART'S-TONGUE FERN
Coefficient of Conservatism: 10
Coefficient of Wetness: 5
Wetness Index: UPL
Physiognomy: Nt Fern
Status: E

Lower portions of large mossy dolomite boulders in moist deciduous forest understories, usually on talus below low escarpments or ridges, sometimes on the mossy sides of fissures in similar rich hardwood settings; very rare and local.

American plants are the tetraploid var. americanum (Fernald) Kartesz & Gandhi, a globally very rare entity of highly restricted occurrence. The typical var. scolopendrium is a widespread Eurasian diploid.

Locations

Chippewa County
Mackinac County

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. December 16, 2017. http://www.michiganflora.net/species.aspx?id=203.