Table IV. Frequency of FGs at different stages of development at anthesis in wild-type, tramgap1-1, and tramgap1-2 mutant lines.

Values shown are percentages. DE, Degenerating; N, total number of ovules examined.

Genotype	Stage of FG Development
	FG1	FG2	FG4	FG5/6	FG7/8	DE	N
+/+ (wild type)	0.0	0.0	5.7	6.3	86.3	1.7	175
tramgap1-1/+	31.3	3.6	9.9	0.0	47.2	8.0	336
tramgap1-1/tramgap1-1	50.3	3.4	7.0	0.0	34.7	4.6	328
tramgap1-2/tramgap1-2	46.4	0.8	13.7	2.4	29.03	7.7	243