Figure 4

Results from the interstrain cross of 40 different haploid cultures derived from 12 fruiting bodies collected from Ann Arbor, MI (2,3,12), East Lansing, MI (4,5,6,7,9), Grand Valley, MI (1,8,11) and Edmonton CAN (10).+, compatible mating, A, incompatibility because of common MAT-A allele, B, incompatibility because of common MAT-B allele.