Table 1.

Phenotypic and genetic characteristics of identified kaonashi mutants

			Segregation in F2b,c
Mutation	Phenotype	Pollen fertilitya	Normal	Aberrant	Both	Map positionc
kns1	Type 1	++	486	84	0	Chr 2
kns2	Type 4	++	424	70	0	Chr 5
kns3	Type 4	++	287	48	0	Chr 5
kns4	Type 2	++	275	86	0	Chr 1
kns5	Type 3	++	nd	nd	nd	nd
kns6	Type 3	++	112	31	0	Chr 1
kns7	Type 3	++	280	86	0	Chr 1
kns8	Type 3	++	nd	nd	nd	nd
kns9	Type 3	++	152	19	0	Chr 3
kns10	Type 3	++	101	20	0	Chr 3
kns11	Type 1	–	nd	nd	nd	nd
kns12	Type 4	++	95	34	0	Chr 5

^a++, fully fertile; –, sterile.

^bNormal, aberrant, and both categories represent the number of F₂ plants that produced only normal pollen grains, only aberrant pollen grains, and both normal and aberrant pollen grains, respectively.

^cnd, not determined.