| 词汇 | protandrous |
| 释义 | BETA Examples of protandrousprotandrous isn’t in the Cambridge Dictionary yet. You can help! Flower heads contain about 90-100 florets which are hermaphroditic and partially protandrous, maturing from the outermost whorl inwards over a period of 3-4 days. It has been suggested that this problem would be avoided if the flowers were strongly protandrous, but the evidence so far supports only partial protandry. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Flower development is protandrous, so the anthers release their pollen before the stigma of the same flower is receptive. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Each flowering stalk can display between 5 and more than one hundred bright purple, hermaphroditic, slightly protandrous flowers arranged in corimbous inflorescences. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is short-lived perennial or annual with hermaphroditic flowers which are protandrous and self-fertile. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Flowers are weakly protandrous in that the anthers precede the stigma in maturity and pollen is shed within a few hours of the flower opening. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The flowers are protandrous: on the second night of blooming, the pollen is released, and the stigma develops to its final position by the third night. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The flowers are usually protandrous. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Clownfish are protandrous hermaphrodites: all individuals are initially male, and may later become female. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. |
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