Table 3.

Seedling chromosome number, putative male parent and number of seedlings from seeds collected fro F. japonica and F. sachalinensis species

Maternal species	Seedling chromosome no.	Putative male parent	Probable chromosome no. ofmale parent	Male gamete	No. of seedlings
F. japonica	2n=54	F. aubertii	2n=20	x=10	7/11
F. japonica	2n=103–105	F.×bohemica	2n=66	x=59–61	1/11
F. japonica	2n=104–110	F.×bohemica	2n=66	x=60–66	1/11
F. japonica	2n=77–86	F.×bohemica	2n=66	x=33–42	1/11
F. japonica	2n=78–79	F.×bohemica	2n=66	x=34–35	1/11
F. sachalinensis	2n=32	F. aubertii	2n=20	x=10	1/1