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Asplenium trichomanes - (image 1 of 5)

Taxonomy

Family: Aspleniaceae

Habitat

Shaded, limestone outcrops.

Associates

Often growing with mosses on rocks.

Distribution

Nearly circumboreal; south in North America to Nova Scotia, northern VT, northern NY, WI, CO and WA.

Morphology

Spreading, rosette-like habit, growing from a rhizome 1.5-2 mm thick; epipetric (growing on rocks). Sterile leaves evergreen, laying flat to substrate; fertile leaves upright; leaflets mostly opposite, rounded; rachis purple-brown, wiry and brittle.

Notes

Can sometimes be found growing in shaded crevices of limestone outcrops.

References

Cobb, B. 1984. A Field Guide to Ferns and Their Related Families.

Houghton Mifflin Co., New York, NY

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.

The New York Botanical Garden. Bronx, NY

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