- Fungi Including Lichens
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- ›Sac Fungi and Lichens
- ›Common Lichens
- ›Shield Lichens, Sunburst Lichens, Rosette Lichens, and Allies
- ›Peltigerales
- ›Collemataceae

Tree Jelly Lichens
Collema
Collema (jelly lichen) is a genus of lichens in the family Collemataceae. The photobiont is the cyanobacterium genus Nostoc.
44 branches of this genus, most-observed first

Effervescent Tarpaper Lichen
speciesCollema furfuraceum

Tree Jelly
speciesCollema subflaccidum

Blistered Jelly Lichen
speciesCollema nigrescens

Flaking Tarpaper Lichen
speciesCollema flaccidum

Crumpled Bat's Wing Lichen
speciesCollema leptaleum

Collema subconveniens
speciesCollema subconveniens

Collema subnigrescens
speciesCollema subnigrescens

Collema leucocarpum
speciesCollema leucocarpum

Collema ryssoleum
speciesCollema ryssoleum

Collema laeve
speciesCollema laeve

Collema curtisporum
speciesCollema curtisporum

Collema glaucophthalmum
speciesCollema glaucophthalmum

Blistered Jelly Lichen
speciesCollema pulcellum

Crumpled Tarpaper Lichen
speciesCollema coniophilum

Collema rugosum
speciesCollema rugosum

Collema texanum
speciesCollema texanum

Collema implicatum
speciesCollema implicatum

Tentacular Tarpaper
speciesCollema pustulatum
Collema parvum
speciesCollema parvum

Amphibious Tarpaper Lichen
speciesCollema glebulentum
Collema maritimum
speciesCollema maritimum

Petalled Tarpaper Lichen
speciesCollema subparvum
Collema novozelandicum
speciesCollema novozelandicum
Collema senecionis
speciesCollema senecionis
Collema thamnodes
speciesCollema thamnodes
Collema subcrispum
speciesCollema subcrispum
Collema subfragrans
speciesCollema subfragrans
Collema contiguum
speciesCollema contiguum
Collema approximans
speciesCollema approximans
Collema rupestre
speciesCollema rupestre
Collema fuscum
speciesCollema fuscum
Collema quadriloculare
speciesCollema quadriloculare
Collema japonicum
speciesCollema japonicum
Collema redundans
speciesCollema redundans
Collema thysaneum
speciesCollema thysaneum
Collema almbornii
speciesCollema almbornii
Collema hueanum
speciesCollema hueanum
Collema neglectum
speciesCollema neglectum
Collema verruciforme
speciesCollema verruciforme
Collema fragile
speciesCollema fragile
Collema lepideum
speciesCollema lepideum
Collema microgonimum
speciesCollema microgonimum
Collema complanatum
speciesCollema complanatum
Collema substipitatum
speciesCollema substipitatum
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 Collema 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 117962.