PCR-RFLP band patterns observed with HaeIII. Lane 1, Pleurotus calyptratus HMAS 63355; lane 2, P. calyptratus HMAS 77117; lane 3, P. smithii IE 74; lane 4, P. cystidiosus ATCC 28597; lane 5, P. cystidiosus CGMCC 5.467; lane 6, P. cystidiosus CBS 80391; lane 7, P. abalonus MG 005; lane 8, P. abalonus CGMCC 5.409; lane 9, P. dryinus F 14011; lane 10, P. dryinus CBS 44977; lane 11, P. dryinus HKAS 17450; lane 12, P. cornucopiae ATCC 38547; lane 13, P. cornucopiae MG 504; lane 14, P. cornucopiae HMAS 76520; lane 15, P. pulmonarius MG 502; lane 16, P. pulmonarius HMAS 76672; lane 17, P. pulmonarius HMAS 72869; lane 18, P. tuber-regium MG 506; lane 19, P. tuber-regium HMAS 84647; lane 20, P. djamor CGMCC 5.600; lane 21, P. djamor CGMCC 5.407; lane 22, P. eryngii MG 497; lane 23, P. eryngii HMAS 25978; lane 24, P. nebrodensis MG 500; lane 25, P. nebrodensis HMAS 86357; lane 26, P. ostreatus CGMCC 5.344; lane 27, P. ostreatus CGMCC 5.37; and lane 28, P. ostreatus HMAS 66080. Lane M, 100-bp DNA ladder.