Crossing variants

Pollinated

female

strobili

Collected

mature

cones

Conelets

dropping

[%]

Total

number

of seeds

Filled seeds

Mean

[%]

H1 × H2

44

31

29.5

458

300

65.5

H1 × P. sylvestris

34

24

29.4

355

277

78.0

H1 × P. mugo

72

18

75.0

90

0

0

H1—open pollin.

-

24

-

463

174

37.5

H2 × H1

17

6

64.7

97

33

34.0

H2 × P. sylvestris

29

1

100

0

0

0

H2 × P. mugo

16

4

75.0

61

19

32.1

H2—open pollin..

-

15

-

257

37

14.4