Sancho, LG/ Crespo, A 1989: Lasallia hispanica and related species. - Lichenologist21(1): 45-58. [RLL List # 137 / Rec.# 16196] Keywords: LASALLIA/ KEY/ EUROPE/ ASIA/ UMBILICARIACEAE/ SPAIN
Abstract: 7 figures. 1 table. ["Lasallia hispanica (Frey) Sancho & Crespo comb. nov. is proposed as a result of anatomical and morphological comparisons between it and the related species, L. brigantium (Zsch.) Llano and L. rossica Dombr. For all three species ecological notes, data on world distributions, and a key are provided."]