A description of the genus.

Biodiversity action plan for the icy rock-moss.

Photograph of plant in situ.

A description of the species, its habitat and threats.

Links to the information about specimens in the American Bryophyte Catalogue of The New York Botanical Garden.

A description of the Order.

An introduction to the Class.

Images of Andreaea rothii, A. rupestris, and A. subulata.

Images of each stage of the life cycle.

A photograph of the male shoots with clusters of antheridia and female shoots with sporophytes.

A photograph of a dehisced capsule.

A photograph of the gametophyte with antheridia and sporophyte.

A microscopic image of the apex of the gametophyte and a separated antheridia surrounded by packets of sperm.

Image of the gametophyte.

A close up image of the gametophyte.

Image of mucilage hairs.

Links to information about the specimens in the American Bryophyte Catalogue of The New York Botanical Garden.