University of Colorado Museum of Natural History Herbarium Bryophyte Collection
Catalog #: COLO-B-0044245
Secondary Catalog #: B-77195
Taxon: Porella roellii Stephani
Family: Porellaceae
Determiner: Marshall A. Howe (1892-00-00)
ID Remarks: determiner assumed to be the collector; date approximate
Collector: Marshall A Howe   s.n.   
Date: 1892-03-00
Verbatim Date:March 1892
Locality: United States, California, Marin, Mill Valley
Habitat: On rocks
Specimen Images
Record Id: aa24dc77-91bd-4719-bb29-144ab238938f
Occurrence ID (GUID): 62d04a04-9ef1-4217-b895-10ffb44f3407
For additional information on this occurrence, please contact: J Ryan Allen (
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