Riccardia elisabethae, a new species of Aneuraceae (Marchantiophyta) from New Caledonia.

Louis Thouvenot, Catherine Reeb


A new species of Riccardia, R. elisabethae, is described from ultramafic substrate in mountain scrubland of New Caledonia. The new species is a member of the subgen. Thornoneura and differs from other species of this group by the rigid, unwinged thallus made up of large epidermal cells surrounding smaller medullary cells with thick porose walls and huge trigones.

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DOI: https://doi.org/10.7751/telopea20147824