Sprengel,C 1821: Species plantarum minus cognitae. - Sprengel's neuen Entdeckungen im ganzen Umfange der Pflanzenkunde2: 95-98. [RLL Suppl.] Abstract: Lecidea parasitica, L. badioatra (= Rhizocarpon badioatrum), L. wallrothii (= Trapeliopsis wallrothii), Lecidea tessellata, Limboria stictica, Lecanora spodoxantha, L. caesiella, L. nigricans, Cornicularia berterii