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16 records were found.

	Brodo, I.M.; Culberson, W.L. (1986, publ. 1987). Haematomma pustulatum, sp.nov. (Ascomycotina, Haematommataceae): a common, widespread, sterile lichen of Eastern North America. Bryologist 89 (3): 203-205.
	Culberson, C.F.; Culberson, W.L.; Johnson, A. (1988). Gene flow in lichens. American Journal of Botany 75 (8): 1135-1139.
	Culberson, C.F.; Culberson, W.L.; Johnson, A. (1990). The Ramalina americana complex (Ascomycotina, Ramalinaceae): chemical and geographic correlations. Bryologist 93 (2): 167-186.
	Culberson, C.F.; Culberson, W.L.; Johnson, A. (1993). Occurrence and histological distribution of usnic acid in the Ramalina siliquosa species complex. Bryologist 96 (2): 181-184.
	Culberson, C.F.; Culberson, W.L.; Johnson, A. (1986). Two new lichen products, elatinic acid and methyl barbatate, from the genus Haematomma (Ascomycotina, Haematommataceae). Mycologia 78 (6): 888-891.
	Culberson, C.F.; Culberson, W.L.; Johnson, A. (1992). Characteristic lichen products in cultures of chemotypes of the Ramalina siliquosa complex. Mycologia 84 (5): 705-714.
	Culberson, W.L. (1992). The species concept in lichen systematics: recent developments. American Journal of Botany 79 (6): 10.
	Culberson, W.L. (1969). The chemistry and systematics of some species of the Cladonia cariosa group in North America. Bryologist 72: 377-386.
	Culberson, W.L. (1986). Chemistry and sibling speciation in the lichen-forming fungi: ecological and biological considerations. Bryologist 89 (2): 123-131.
	Culberson, W.L. (1991). A tribute to Mason Ellsworth HALE, Jr. Bryologist 94 (1): 90-93, inc. portrait.
	Culberson, W.L.; Culberson, C.F. (1994). Secondary metabolites as a tool in ascomycete systematics: lichenized fungi. In Hawksworth, D.L. [ed.], Ascomycete Systematics. Problems and Perspectives in the Nineties. NATO ASI Series vol. 269 pp. 155-163. New York and London; Plenum Press.
	Culberson, W.L.; Culberson, C.F. (1979). Cetrelia cetrarioides and C. monachorum (Parmeliaceae) in the New World. Bryologist 81: 517-523.
	Culberson, W.L.; Culberson, C.F. (1968). The lichen genera Cetrelia and Platismatia (Parmeliaceae). Contributions from the US National Herbarium 34: 499-588.
	Culberson, W.L.; Culberson, C.F.; Johnson, A. (1993). Speciation in lichens of the Ramalina siliquosa complex (Ascomycotina, Ramalinaceae): gene flow and reproductive isolation. American Journal of Botany 80 (12): 1472-1481.
	Culberson, W.L.; Culberson, C.F.; Johnson, A.; Park, Y.S. (1993). New chemistries in the Cladonia cariosa complex and homoheveadride in natural thalli and single-spore cultures of C. polycarpoides and C. polycarpia. Bibliotheca Lichenologica 53: 43-52.
	Narui, T.; Culberson, C.F.; Culberson, W.L.; Shibata, S. (1994). Phytochemical studies on the Umbilicariaceae (Ascomycotina, lichens). American Journal of Botany Supplement 81 (6): 15.