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A taxonomic study of the moss genus Dicranum (Dicranaceae) in Ontario and Quebec

1990; Canadian Science Publishing; Volume: 68; Issue: 4 Linguagem: Inglês

10.1139/b90-115

1480-3305

Gilda Bellolio-Trucco, Robert R. Ireland,

Botany and Plant Ecology Studies

Specimens of the genus Dicranum (Bryopsida, Dicranaceae) in major herbaria were examined to better understand the taxa present in Ontario and Quebec. A total of 21 species and two varieties are recognized for the two provinces. Dicranum angustum Lindb. is shown to be synonymous with D. spadiceum Zett. Keys, descriptions, illustrations, and distribution maps are provided for the taxa. Diagnostic characters and a discussion of morphological variability is presented for many of the taxa. Key words: Dicranum, Dicranaceae, Bryopsida, Ontario, Quebec, taxonomy, distribution.