Table 3.
Fruit set, seed number, seed viability and viable seeds per flower from 16 pollination treatments
| Treatment | Parent species* |
No. of fruit/no. of flowers (%) | Seed no. per fruit (s.e.) | Viability rate (%) | Viable seeds per flower† | |||
|---|---|---|---|---|---|---|---|---|
| P. beesiana | P. bulleyana | |||||||
| 1 | P ♀ | P ♂ | 6/40 (15) | 12·5 (5·6) | 6 | 0·1 | ||
| 2 | T ♀ | T ♂ | 4/45 (8·9) | 8·5 (3·3) | 9 | 0·1 | ||
| 3 | P ♀ | P ♂ | 4/31 (12·9) | 10·4 (4·2) | 4 | 0·1 | ||
| 4 | T ♀ | T ♂ | 4/50 (%) | 8·2 (3·3) | 8 | 0·1 | ||
| 5 | P ♀ | T ♂ | 39/43 (90·7) | 86·8 (7·4) | 99 | 78 | ||
| 6 | P ♂ | T ♀ | 42/50 (84) | 89·4 (8·9) | 97 | 73 | ||
| 7 | P ♀ | T ♂ | 47/50 (94) | 88·6 (7·7) | 94 | 78 | ||
| 8 | P ♂ | T ♀ | 34/39 (87·2) | 86·2 (7·6) | 96 | 72 | ||
| 9 | P ♀ | T ♂ | 23/44 (52·3) | 85 (7·7) | 0 | 0 | ||
| 10 | P ♀ | P ♂ | 18/45 (40) | 40·7 (7·6) | 0 | 0 | ||
| 11 | T ♀ | T ♂ | 27/45 (60) | 48 (8·9) | 0 | 0 | ||
| 12 | T ♀ | P ♂ | 46/50 (92) | 91·6 (3·3) | 0 | 0 | ||
| 13 | P ♂ | P ♀ | 10/50 (20) | 52·2 (7·4) | 30 | 3 | ||
| 14 | P ♂ | T ♀ | 29/50 (58) | 37 (2·9) | 80 | 17 | ||
| 15 | T ♂ | P ♀ | 15/50 (30) | 48·6 (5·5) | 6 | 1 | ||
| 16 | T ♂ | T ♀ | 0 (32) | 0 (0) | 0 | 0 | ||
*P, pin flower; T, thrum flower; ♀, female parent; ♂, male parent.
†Fruit set (no. of fruits/no. of flowers) × seed per fruit × viability rate.