Irish lichens
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Order: Lecanorales
Family: Physciaceae
Species: Physcia tenella Photos: On ornamental Sorbus trunk. Macroom, Cork, SW Ireland. Small thallus with +/- erect, long, whitish-grey lobes covered with small pseudocyphellae, margins with long, whitish cilia. Lobe ends split revealing lip-shaped, cream coloured soralia. Dark apothecia. A pioneer species usually occuring on nutrient-rich branches and twigs, occasional on rock. Thallus: K+ yellow. Medulla: K- Similar: Physcia adscendens and Physcia leptalea Many lichenicolous fungi including Syzygospora physciacearum and Laetisaria lichenicola are found on Physcia species |
Physcia tenella.