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Mean ± s.e. fruit set per inflorescence following experimental pollination treatments: bagged and unpollinated (‘None’); hand self-pollinated (‘Self’); hand-pollinated with outcross pollen (‘Out’); hand-pollinated with outcross pollen but with SMFs removed (‘Out (no SMF)’); unbagged, open-pollinated (‘Open’). Letters A, B and C denote statistically significant differences among treatments (P < 0.05).
