Self-Incompatibility: How Plants Avoid Inbreeding
Index to this page
Sporophytic Self-Incompatibility (SSI)
Gametophytic Self-Incompatibility (GSI)
Switching from Cross-Pollination to Self-Pollination ...
self-incompatibility
The capability of certain flowers to block fertilization by pollen from the same or a closely related plant.
self-fertilization ...
Self-incompatibility
Lack of fertility within an individual, inability of self-fertilization.
In plants the trait self-incompatibility is often inhertited by a single gene (S) with different alleles (e.g. S1, S2).
self-incompatibility Condition of a flower that cannot successfully complete the reproductive process with pollen produced by its own stamens.
self-pollination Transfer of pollen from stamen to stigma within the same plant.
Self-sterility
See self-incompatibility.
Related Terms:
Self-incompatibility
Lack of fertility within an individual, inability of self-fertilization.
exigua is an obligate outcrosser exhibiting sporophytic self-incompatibility. S. malheurensis exhibits no self-incompatibility and self-pollinates.
Some plants use a method known as self-incompatibility to promote outcrossing.
 See also: Plant, Species, Organ, Trans, Flower
  
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