Porella

Porella is a large, common, and widespread genus of liverworts in order Porellales. It is a member of the family Porellaceae within that order.

Porella
Porella platyphylla
Scientific classification
Kingdom: Plantae
Division: Marchantiophyta
Class: Jungermanniopsida
Order: Porellales
Family: Porellaceae
Genus: Porella
L., 1753
Species

See text

Synonyms
  • Macvicaria >W.E. Nicholson
  • Madotheca Dum.
  • Schulthesia Raddi

There were 84 species recognized in 2016, most of them from East Asia. World Flora Online accepts 125 species, and GBIF accepts 150 species (as of 4 July 2023).

The genus has a wide cosmopolitan distribution in temperate areas, where it is commonly found growing attached to the bark of trees. Members of the genus have lobed leaves with a large upper lobe and small lower lobe.

Species Porella arboris-vitae, Porella bolanderi, Porella cordeana, Porella navicularis, Porella pinnata, Porella platyphylla and Porella roellii, were all found in Montana, USA.

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