Gyalolechia flavovirescens 1.jpg
![Gyalolechia flavovirescens 1.jpg](https://fungi.myspecies.info/sites/fungi.myspecies.info/files/styles/large/public/Caloplaca%20flavovirescens%201.jpg?itok=T_ECNPr2)
Description:
Gyalolechia (Caloplaca) flavovirescens, growing on asbestos roofing in Northamptonshire. Somewhat similar to Xanthocarpia crenulatella but tending to occur as occasional large thalli and having a more milky yellow thallus and darker orange apothecia.
Taxonomic name: