Ascaso, C/ Sancho, LG/ Valladares, F 1992: Fine structure of the thalloconidia of the lichen genus Umbilicaria. - Cryptogamie, Bryologie-Lichénologie13(4): 335-340. [RLL List # 150 / Rec.# 1151] Keywords: TEM/ THALLOCONIDIA/ UMBILICARIA
Abstract: 7 fig. [TEM study of the thalloconidia in eight species.]