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.
There were 84 species recognized in 2016, most of them from East Asia. World Flora Online accepts 125 species, and GBIF accepts 150 species.
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.
Species
The following species are recognised in the genus Porella by GBIF;- Porella abyssinica
- Porella acanthota
- Porella acutifolia
- Porella alpina
- Porella amoena
- Porella andica
- Porella apiculata
- Porella arborea
- Porella arboris-vitae
- Porella assimilis
- Porella baueri
- Porella biedermannii
- Porella bolanderi
- Porella borellii
- Porella brachiata
- Porella brasiliensis
- Porella caespitans
- Porella calcicola
- Porella campylophylla
- Porella canariensis
- Porella capehornensis
- Porella capehorniensis
- Porella capensis
- Porella caucasica
- Porella chenii
- Porella chilensis
- Porella chinensis
- Porella circinnata
- Porella complanata
- Porella conduplicata
- Porella cordeana
- Porella cranfordii
- Porella crispata
- Porella cucullistipula
- Porella densifolia
- Porella denticulata
- Porella elegantula
- Porella fauriei
- Porella faurieri
- Porella fengii
- Porella frullanioides
- Porella fulfordiana
- Porella geheebii
- Porella globulus
- Porella gracillima
- Porella grandifolia
- Porella grandiloba
- Porella grollei
- Porella handelii
- Porella hattorii
- Porella heterophylla
- Porella hirta
- Porella hirtella
- Porella hoeana
- Porella hohnelliana
- Porella hsinganica
- Porella imbricata
- Porella inaequalis
- Porella integrifolia
- Porella japonica
- Porella javanica
- Porella lancifolia
- Porella latifolia
- Porella leiboldii
- Porella liebmanniana
- Porella lindbergiana
- Porella linguaefolia
- Porella lobata
- Porella longifolia
- Porella madagascariensis
- Porella integrifolia
- Porella japonica
- Porella javanica
- Porella lancifolia
- Porella latifolia
- Porella leiboldii
- Porella liebmanniana
- Porella lindbergiana
- Porella linguaefolia
- Porella lobata
- Porella longifolia
- Porella madagascariensis
- Porella matongae
- Porella maxima
- Porella maxonii
- Porella mexicana
- Porella montantii
- Porella navicularis
- Porella niitakensis
- Porella nitens
- Porella nitidula
- Porella oblongifolia
- Porella obtusata
- Porella obtusiloba
- Porella ovalis
- Porella parvistipula
- Porella perrottetiana
- Porella peruviana
- Porella piligera
- Porella pinnata
- Porella planifolia
- Porella platyphylla
- Porella platyphylloidea
- Porella plicata
- Porella plumosa
- Porella polita
- Porella prolixa
- Porella ptilopsis
- Porella pulcherrima
- Porella queenslandica
- Porella ramentifissa
- Porella recurviloba
- Porella reflexa
- Porella renifolia
- Porella revoluta
- Porella rikuzana
- Porella roellii
- Porella rotundifolia
- Porella saccata
- Porella setigera
- Porella sharpii
- Porella shikokiana
- Porella sichuanensis
- Porella spinulosa
- Porella squamulifera
- Porella stephaniana
- Porella subdentata
- Porella subgrandiloba
- Porella subobtusa
- Porella subparaphyllina
- Porella subsquarrosa
- Porella suginoi
- Porella swailsii
- Porella swartziana
- Porella tenera
- Porella triquetra
- Porella truncata
- Porella ulophylla
- Porella undatorevoluta
- Porella urceolata
- Porella urogea
- Porella urophylla
- Porella ussuriensis
- Porella vallis-gratiae
- Porella variabilis
- Porella vernicosa
- Porella viridissima
- Porella wakawana
- Porella wataugensis
- ''Porella zikanii''