Studies on Antarctic lichens. 4. Notes on Umbilicaria aprina Nyl. Home> Scientific research> Publications> Other> Studies on Antarctic lichens. 4. Notes on Umbilicaria aprina Nyl. Summary Authors:Filson R.B. Published in: 1975 Category 1: Peer-reviewed literature Program area: Biology Filson R.B. (1975) Studies on Antarctic lichens. 4. Notes on Umbilicaria aprina Nyl, Muelleria 3. 130-140; This content was last updated 26 years ago on 19 June 2000.