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Self-pollination is a form of pollination in which pollen arrives at the stigma of a flower (in flowering plants) or at the ovule (in gymnosperms) of the same plant. The term cross-pollination is used for the opposite case, where pollen from one plant moves to a different plant.
For the plant, the pollinizer, this can be an important mechanism for sexual reproduction, as the pollinator distributes its pollen. Few flowering plants self-pollinate ; some can provide their own pollen (self fertile), but require a pollinator to move the pollen; others are dependent on cross pollination from a genetically different source of ...
Where the same plants have non-bee pollinators such as birds or other insects like flies, these are also indicated. Pollination by insects is called entomophily. Entomophily is a form of plant pollination whereby pollen is distributed by insects, particularly bees, Lepidoptera (butterflies and moths), flies and beetles.
Pollen in plants is used for transferring haploid male genetic material from the anther of a single flower to the stigma of another in cross-pollination. [2] In a case of self-pollination, this process takes place from the anther of a flower to the stigma of the same flower. [2] Pollen is infrequently used as food and food supplement. Because ...
Self-pollinating, self-fertilizing – in flowering plants awn 1. Any long, bristle-like appendage. 2. In the Poaceae, an appendage terminating or on the back of glume s or lemma s of some grass spikelet s. 3. In the Geraniaceae, the part of the style that remains attached to the carpel that separates from the carpophore (column). 4.
Phaseolus coccineus, known as runner bean, [2] scarlet runner bean, [2] or multiflora bean, [2] is a plant in the legume family, Fabaceae. Another common name is butter bean , [ 3 ] [ 4 ] [ 5 ] which, however, can also refer to the lima bean , a different species.
Plants that can pollinate themselves and produce viable offspring are called self-fertile. Plants that cannot fertilize themselves are called self-sterile, a condition which mandates cross-pollination for the production of offspring. [47] Cleistogamy: is self-pollination that occurs before the flower opens. The pollen is released from the ...
Winged bean is a self-pollinating plant but mutations and occasional outcrossing may produce variations in the species. [1] The pretreatment of winged bean seeds is not required in tropical climate, but scarification of seeds has shown to enhance the germination rate of seedlings. [1]
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