Peltigera didactyla Peltigeraceae
Peltigera didactyla

Growth type foliose
Chemical results negative

Found on recently disturbed ground; roadsides, banks, quarries, dunes, urban waste ground

Small thallus, tomentose lobes ascending when fertile. Young lobes with patches of pale soredia, disappearing when apothecia formed. Lower surface with distinct raised veins and simple rhizines. Spores 3-7 septate, 40-75 x 3.5-5 Ám. Microscope photograph below.
Host to various lichenicolous fungi including Corticifraga fuckelii

Similar: P. membranacea is larger with strongly bullate tomentose lobes


Peltigera didactyla

Peltigera didactyla

Peltigera didactyla

Microscope photograph
Peltigera didactyla
Peltigera didactyla
Studland, Dorset. September 2012 and June 2013

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