Oct 7, 2023
Lecidea nylanderi
Nylander's tile lichen
This lichen has a crustose thallus made up of scattered and inconspicuous blue-gray areoles and bluish-gray leprose soredia topping a blue-black prothallus. It has reddish-brown to dark brown apothecia which have a slightly convex to flat disc and a thin, paler margin. It has a chlorococcoid photobiont. L. nylanderi grows on the bark of old conifers in upland, montane habitats.
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