LITERATURE CITED
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- Betterley, D. A., and O. R. Collins. 1983. Reproductive systems, morphology, and genetical diversity in Didymium iridis (Myxomycetes). Mycologia 75: 1044–1063.
- Collins, O. R. 1963. Multiple alleles at the incompatibility locus in the myxomycete Didymium iridis. Amer. J. Bot. 50: 477–480.
- Collins, O. R.. 1973. Myxomycetes. Pp. 347–349. In: Encyclopedia of microscopy and microtechnique. Ed., P. Gray. Van Nostrand Reinhold Co., New York.
- Collins, O. R.. 1975. Mating types in five isolates of Physarum polycephalum. Mycologia 67: 98–107.
- Collins, O. R.. 1976. Heterothallism and homothallism: a study of 27 isolates of Didymium iridis, a true slime mold. Amer. J. Bot. 63: 138–143.
- Collins, O. R.. 1979. Myxomycete biosystematics: some recent developments and future research opportunities. Bot. Rev. (Lancaster) 45: 145–201.
- Collins, O. R.. 1980. Apomictic-heterothallic conversion in a myxomycete, Didymium iridis. Mycologia 72: 1109–1116.
- Collins, O. R.. 1981. Myxomycete genetics, 1960–1981. J. Elisha Mitchell Sci. Soc. 97: 101–125.
- Collins, O. R., and D. A. Betterley. 1982. Didymium iridis in past and future research. Pp. 25–57. In: Cell biology of Physarum and Didymium. Vol. I. Eds., H. C. Aldrich and J. W. Daniel. Academic Press, New York.
- Collins, O. R., and D. A. Betterley, and J. Clark. 1966. Inheritance of the brown plasmodial pigment in Didymium iridis. Mycologia 58: 743–751.
- Collins, O. R., and D. A. Betterley, and J. Clark. 1968. Genetics of plasmodial compatibility and heterokaryosis in Didymium iridis. Mycologia 60: 90–103.
- Collins, O. R., and D. A. Betterley, and J. Clark, T. Gong, and M. Grantham. 1983a. Genetical analyses of an apomictic-heterothallic convertant of Didymium iridis. Mycologia 75: 683–692.
- Collins, O. R., and D. A. Betterley, and J. Clark, T. Gong, and M. Grantham, J. Clark, and H.-C. Tang. 1983b. Apomixis and heterothallism in Stemonitis flavogenita (Myxomycetes, Stemonitales). Mycologia 75: 614–622.
- Collins, O. R., and D. A. Betterley, and J. Clark, T. Gong, and M. Grantham, J. Clark, and H.-C. Tang, and H. Ling. 1964. Further studies on multiple allelomorph heterothallism in the myxomycete Didymium iridis. Amer. J. Bot. 51: 315–317.
- Collins, O. R., and D. A. Betterley, and J. Clark, T. Gong, and M. Grantham, J. Clark, and H.-C. Tang, and H. Ling. 1968. Clonally-produced plasmodia in heterothallic isolates of Didymium iridis. Mycologia 60: 858–868.
- Collins, O. R., and D. A. Betterley, and J. Clark, T. Gong, and M. Grantham, J. Clark, and H.-C. Tang, and H. Ling, C. D. Therrien, and D. A. Betterley. 1978. Genetical and cytological evidence for chromosomal elimination in a true slime mold, Didymium iridis. Amer. J. Bot. 65: 660–670.
- Henney, M. R. 1967. The mating type system of the myxomycete Physarum flavicomum. Mycologia 59: 637–652.
- Mulleavy, P. 1979. Genetic and cytological studies in heterothallic and non-heterothallic isolates of the myxomycete Didymium iridis. Ph.D. Dissertation, Univ. California, Berkeley. 129 p.
- Mulleavy, P., and O. R. Collins. 1979. Development of apogamic amoebae from heterothallic lines of a myxomycete, Didymium iridis. Amer. J. Bot. 66: 1067–1073.