Current Name:Porpidia umbonifera (Müll. Arg.) Rambold, Biblthca Lichenol. 34: 296 (1989)
Synonymy:Lecidea contigua var. umbonifera Müll. Arg., Bull. Herb. Boissier 1(2): 46 (1893)
Position in classification:Lecideaceae, Lecideales, Lecanoromycetidae, Lecanoromycetes, Ascomycota, Fungi
Synonymy Contributor(s): Australian Lichen Checklist (2004); Checklist of Lichens of Australian and its Island Territories