Caliciaceae Orcularia insperata (Rinodina biloculata) Growth type crustose Chemical results negative Local distribution but possibly under-recorded on bark and twigs, often of Elder, young Elm or Buddleia. Thin greyish or greenish-grey thallus with small black apothecia, the margins brownish or +/- colourless. The spores are 1-septate, 11-19 x 6-9 µm with a wide septum. The hypothecium is brown. Micrographs below. Could be confused with Rinodina sophodes Similar: Amandinea punctata and Catillaria nigroclavata

Micrographs



Rinodina biloculata
Studland Heath and Broadstone, Dorset. April 2014, November 2023