Dobrysch, AA 1997: De Rhizocarpon Ram. emend. Th. Fr. - subgeneris Rhizocarpon in flora Rossica notula. - Novitates Systematicae Plantarum non Vascularium [Academia Scientiarum Rossica]31: 105-108. [RLL List # 170 / Rec.# 4428] Keywords: KEY/ RHIZOCARPON/ RUSSIA
Abstract: [In Russian.]