Template:Culberson & Culberson, 1968a

• Culberson, W.L. & Culberson, C.F. 1968. The lichen genera Cetrelia and Platismatia (Parmeliaceae). Contributions from the United States National Herbarium 34(7): 449–558, pls. 1–25. hdl: 10088/27094 . BHL  
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  • RLL List # 68 / Rec.# 3793 - Recent Literature on Lichens