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  2. Herkogamy - Wikipedia

    en.wikipedia.org/wiki/Herkogamy

    Reverse herkogamy - (called "thrum flowers") is displayed when the stigma is recessed below the level of the anthers. This arrangement causes floral visitors to first contact the anthers before the stigma. For this reason, reverse herkogamy is believed to facilitate greater pollen export than approach herkogamy.

  3. Stigma (botany) - Wikipedia

    en.wikipedia.org/wiki/Stigma_(botany)

    Stigma can vary from long and slender to globe shaped to feathery. [4] Pollen is typically highly desiccated when it leaves an anther. Stigma have been shown to assist in the rehydration of pollen and in promoting germination of the pollen tube. [5] Stigma also ensure proper adhesion of the correct species of pollen.

  4. List of plants with symbolism - Wikipedia

    en.wikipedia.org/wiki/List_of_plants_with_symbolism

    Narcissus in culture – uses of narcissus flowers by humans; Lime tree in culture – uses of the lime (linden) tree by humans; Rose symbolism – a more expansive list of symbolic meanings of the rose; Apple (symbolism) – a more expansive list of symbolic means for apples

  5. Glossary of plant morphology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_plant_morphology

    In angiosperms the ovule is enclosed in the carpel, requiring a specialised structure, the stigma, to receive the pollen. On the surface of the stigma, the pollen germinates; that is, the male gametophyte penetrates the pollen wall into the stigma, and a pollen tube, an extension of the pollen grain, extends towards the carpel, carrying with it ...

  6. Floral isolation - Wikipedia

    en.wikipedia.org/wiki/Floral_Isolation

    An example of morphological isolation in Salvia mellifera where the stigma and anther positioning determines the location of pollen contact on the bumblebee, promoting transfer within the species. An example of ethological isolation in Ophrys apifera where the orchids structure mimics that of a female bee to attract the male counterparts.

  7. Xenogamy - Wikipedia

    en.wikipedia.org/wiki/Xenogamy

    Dichogamy: Pollen and stigma of the flower mature at different times to avoid self-pollination. Self-incompatibility: In same plants, the mature pollen fall on the receptive stigma of the same flower but fail to bring about self-pollination. Male sterility: The pollen grains of some plants are not functional. Such plants set seeds only after ...

  8. The Real Meaning and Symbolism Behind the Lotus Flower

    www.aol.com/real-meaning-symbolism-lotus-flower...

    The lotus flower has a rich, layered meaning that dates back centuries and spans ayurveda to art history. Learn why the lotus flower is such a powerful symbol.

  9. Flower - Wikipedia

    en.wikipedia.org/wiki/Flower

    Some flowers may self-pollinate, producing seed using pollen from a different flower of the same plant, but others have mechanisms to prevent self-pollination and rely on cross-pollination, when pollen is transferred from the anther of one flower to the stigma of another flower on a different individual of the same species.

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