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Observed: 24th February 2012 By: ploughman
Added: 26th February 2012
Crustose Lichen foundon bark of 20 year old Apple Tree. Thallus grey/green becoming more green toward centre of 3cm diam colony. In places can see thin black prothallus. Many Apothecia away from the periphery, outer one round, mis-shaped as more crowded. Lecanorine with purple/brown central portion.