Habitats of circumboreal - subarctic sphagna von Horton, Diana G., Vitt, Dale H., Slack, Nancy G.

Bryological herbaria a guide to the bryological herbaria of the world von Iwatsuki, Zennosuke 1929-, Vitt, Dale H., Gradstein, Stephan Robbert 1943-

Bryological herbaria a guide to the bryological herbaria of the world von Iwatsuki, Zennoske, Vitt, Dale H., Gradstein, Stephan Robbert 1943-

An analysis of the vegetation of Sphagnum - dominated kettle - hole bogs in relation to environmental gradients von Vitt, Dale H., Slack, Nancy G.

A revision of the genus Orthotrichum In North America, north of Mexico von Vitt, Dale H.

A revision of the genus Orthdrichum in North America, North of Mexico von Vitt, Dale H.

Key to the genera of Australian mosses von Buck, William R., Vitt, Dale H., Malcolm, William M.

Habitats of circumboreal - subarctic sphagna von Horton, Diana G., Vitt, Dale H., Slack, Nancy G.

Mosses, lichens and ferns of Northwest North America von Vitt, Dale H., Marsh, Janet E., Bovey, Robin B.

Mosses, lichens & ferns of Northwest North America von Vitt, Dale H., Marsh, Janet E., Bovey, Robin B.

Morphological characters, relative to distribution, and taxonomic considerations of the genus Climacium in North America von Horton, Diana G., Vitt, Dale H.

A revision of the genus Orthotrichum in North America, North of Mexico von Vitt, Dale H.

Restoration and reclamation of boreal ecosystems : attaining sustainable development /

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