Mycosystema 4: 65-72, 1991


SOME DISJUNCTIONS AND VICARIISMS IN THE UMBILLICARIACEAE (ASCOMYCOTINA)

WEI JIANG-CHUN and LEV G. BIAZROV
Systematic Mycologh & Lichenology Laboratory, Institute of Microbiology, Academia Sinica, Beijing Institute of Evolutionary Morphology and Ecology of Animals, Academy of Sciences of USSR, Moscow 117071


ABSTRACT: Tow species of Umbilicaria, U. angulata Tuck. and U. phaea Tuck., new to Asia and extra America, and one species of Lasallia, L. papulosa (Ach.) Liano, very to Asia are reported. U. haplocarpa Nyl. has been confirmed as present in the southern part of Africa in addition to South America. Disjuncton and vicariism of these and some other species in the Umbilicariaceae are analuzed and discussed.