James, PW/ Coppins, BJ 1979: Key to British sterile crustose lichens with Trentepohlia as phycobiont. - Lichenologist11: 253-262. [RLL List # 105-44 / Rec.# 9272] Keywords: TRENTEPOHLIA/ BRITISH ISLES/ CRUSTOSE/ KEY
Abstract: 2 figures. [Key provided to 21 species based on both morphological and chemical data.]