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barnacle lichens
Thelotrema
Thelotrema is a genus of lichen-forming fungi in the family Graphidaceae, the family to which all taxa in the former Thelotremataceae now belong.
Members of the genus Thelotrema are commonly called barnacle lichens.
41 branches of this genus, most-observed first

Bark Barnacles
speciesThelotrema lepadinum

Common Bark-barnacles
speciesThelotrema subtile

Thelotrema lueckingii
speciesThelotrema lueckingii

Thelotrema petractoides
speciesThelotrema petractoides

Thelotrema defectum
speciesThelotrema defectum

Thelotrema lathraeum
speciesThelotrema lathraeum

Thelotrema isidiatum
speciesThelotrema isidiatum
Thelotrema suecicum
speciesThelotrema suecicum

Thelotrema saxatile
speciesThelotrema saxatile

Thelotrema adjectum
speciesThelotrema adjectum
Thelotrema porinoides
speciesThelotrema porinoides
Thelotrema weberi
speciesThelotrema weberi

Thelotrema monosporum
speciesThelotrema monosporum
Thelotrema californicum
speciesThelotrema californicum
Thelotrema dilatatum
speciesThelotrema dilatatum
Thelotrema eximium
speciesThelotrema eximium
Thelotrema floridense
speciesThelotrema floridense
Thelotrema lacteum
speciesThelotrema lacteum
Thelotrema monospermum
speciesThelotrema monospermum
Thelotrema pachysporum
speciesThelotrema pachysporum
Thelotrema capense
speciesThelotrema capense
Thelotrema leucophthalmum
speciesThelotrema leucophthalmum
Thelotrema attenuatum
speciesThelotrema attenuatum
Thelotrema farinaceum
speciesThelotrema farinaceum
Thelotrema allosporoides
speciesThelotrema allosporoides
Thelotrema aemulans
speciesThelotrema aemulans
Thelotrema obovatum
speciesThelotrema obovatum
Thelotrema circumscriptum
speciesThelotrema circumscriptum
Thelotrema lepadodes
speciesThelotrema lepadodes
Thelotrema subdenticulatum
speciesThelotrema subdenticulatum
Thelotrema periphysatum
speciesThelotrema periphysatum
Thelotrema berkeleyanum
speciesThelotrema berkeleyanum
Thelotrema byssoideum
speciesThelotrema byssoideum
Thelotrema conveniens
speciesThelotrema conveniens
Thelotrema paralbidum
speciesThelotrema paralbidum
Thelotrema fijiense
speciesThelotrema fijiense
Thelotrema macrosporum
speciesThelotrema macrosporum
Thelotrema antoninii
speciesThelotrema antoninii
Thelotrema zenkeri
speciesThelotrema zenkeri
Thelotrema novae-zelandiae
speciesThelotrema novae-zelandiae
Thelotrema manosporum
speciesThelotrema manosporum
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Thelotrema in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 120448.