Crossidium geheebii (Pottiaceae, Bryophyta), a new record for the American continent

COTTET, AGUSTINA CELESTE; MESSUTI, MARÍA INÉS

Acta Botánica Mexicana

Instituto de Ecología

Lugar: Michoacan; Año: 2022

Background and Aims: Although the bryoflora of Argentina has been extensively studied, there are still environments to explore and taxa to record.The objective of this work was to report a new record, Crossidium geheebii, for the American continent.Methods: Specimens were collected in the Argentine Patagonia. Using an optical microscope, the morphology and anatomy of the leaves, stems andsporophytes were observed.Key results: A brief description, discussion, distribution map and illustration of the reported species are presented. Moreover, a key to identify thespecies of the genus Crossidium with distribution in America is included.Conclusions: Crossidium geheebii is reported for the first time for the American continent.