A. C. 1973. Taxonomic and ecological studies on the lichens of Southern Illinois. PhD dissertation, The University of Tennessee, Knoxville, 248 pp. Reyes, C. R. and A. Skorepa. 1974. Contribucion a la flora liquenologica del Macarao, Venezue la. i. [Translation Title: Contribution to the lichen flora of Macarao, Venezuela. I.] The Bryologist 77 (2): 257. Skorepa, A. C. and W. H. Nussbaumer. 1975. Occurrence of corticolous lichens in a rural locality prior to operation of a new coal fired power plant [Pollution studies]. J. Tenn. Acad. Sci. 50 (3): 84-90. Rogers, K. E. and A. C. Skorepa. 1975. Notes on the lichens of Mississippi (1973/1974). J. Miss. Acad. Sci. 19: 148-153. Skorepa, A. C. and D. H. Vitt. 1976. A quantitative study of epiphytic lichen vegetation in relation to SO2 pollution in western Alberta. Information Report Nor-X-161, Northern Forest Research Centre, Edmonton. Skorepa, A. C. 1977. Additions to the lichen flora of Illinois. Trans. Ill. State Acad. Sci. 70 (3/4): 370-374. Skorepa, A. C., A. W. Norden and D. R. Windler. 1977. Studies on the lichens of Maryland [Annotated checklist]. Castanea 42 (4): 265-279. Skorepa, A. C., A. W. Norden and D. R. Windler. 1979. Substrate ecology of lichens in Maryland. Castanea 44 (3): 129-142. Douglas, G. W., W. L. Peterson and A. C. Skorepa. 1981. Preliminary checklist of the mosses [Musci] and lichens in the Fort Murray area, Alberta, Canada. Canadian Journal of Botany 59 (8): 1456-1564. Skorepa, A. C. 1983. New combinations in the lichen genera Hypotrachyna and Parmelina. Phytologia 53: 445-446. Skorepa, A. C. and A. W. Norden. 1984. The rare lichens of Maryland. In A. W. Norden, D. C. Forester & G. H. Fenwick (eds.): Threatened and Endangered Plants and Animals of Maryland. Maryland Natural Heritage Program, Annapolis, pp. 57–73. Skorepa, A. C. 1984. The rediscovery of Phaeophyscia leana. The Bryologist 87 (3): 257. References American botanists Lichenologists Botanists with author abbreviations 1941 births 1998 deaths People from Berwyn, Illinois People from Brookfield, Illinois