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Collema

Collema
Collema cristatum.jpg
Collema cristatum
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Lecanorales
Family: Collemataceae
Genus: Collema
F.H. Wigg.
Type species
Collema lactuca
(Weber) Weber ex F.H. Wigg.

Collema (jelly lichen) is a genus of lichens in the family Collemataceae. The photobiont is the cyanobacterium genus .

Collema cristatum

Collema furfuraceum

Collema nigrescens

Collema tenax

Collema undulatum

Photograph of the upper surface of a lobe taken through a compound microscope (x400) showing the absence of a cellular cortex. Compare with Leptogium, which does have a cellular cortex.



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Wikipedia

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