Codogno, M/ Poelt, J/ Puntillo, D 1989: Umbilicaria freyi spec. nov. und der Formenkreis von Umbilicaria hirsuta in Europa (Lichenes, Umbilicariaceae). - Plant Systematics and Evolution 165: 55-69. [RLL List # 139 / Rec.# 3389]
Keywords: UMBILICARIA/ NEW TAXA/ EUROPE/ SCHIZIDIA/ SOREDIA/ MORPHOLOGY/ PARASOREDIA/ KEY
Abstract: 9 figures. [Study of three species in Europe; key. The term parasoredia is used for the structured plectenchyma of the upper surface layers. New: Umbilicaria freyi sp. nov. (synonyms: U. hirsuta var. pyrenaica, U. grisea resp. murina f. subpapyria). "So far, the species is known to occur from the western Alps through C. France to the Pyrenees, C. Spain and Italy including Sardinia."]
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Current date: 2024.04.18.OK