“…1)ctctyli.s glomercltci L. is a perennial tetraploid grass, with its basic number x = 7 and moderate to strong self-incompatibility (e.g., FRAND- SEN, 1917;SYLVBN, 1929;TROLL, 1930TROLL, , 1931SCHULTZ, 1941;MYERS, 1942;HAYES and SCHMID, 1943;SMITH, 1944). Both cytologically ( M~N T Z I N G , 1937; MYERS, 1943) and genetically, (BRIX and QUADT, 1953) autoploidy is indicated.…”