protogyny
botany
Learn about this topic in these articles:
prevention of self-pollination
- In pollination: Structural
Protogyny, the situation in which the pistils mature first, occurs in arum lilies and many wind-pollinated plants, such as grasses—although several grasses are self-pollinated, including common varieties of wheat, barley, and oats. Avocado has both protogynous and protandrous varieties, and these often are grown together…
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