Study of the material on which E. G. Britton based the report of Orthotrichum shawii from California confirms this overlooked report. Diagnostic characters of the species are presented, and the differences between the known American specimen and those from Europe and Africa, are discussed. Finally, the differences between this species and those with which it has been confused are discussed.
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1 December 2006
On the presence of Orthotrichum shawii (Orthotrichaceae) in California
Ricardo Garilleti,
Francisco Lara and Vicente Mazimpaka
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The Bryologist
Vol. 109 • No. 4
Winter 2006
Vol. 109 • No. 4
Winter 2006