Category: A
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Apomict
A taxon reproducing asexually, either by agamospermy (the production of embryos and seeds without fertilisation) or by vegetative reproduction (e.g. by production of bulbils or plantlets from the leaves or inflorescences, or by fragmentation of the plant, or by producing stolons etc.) A taxon reproducing asexually either vegetatively or by producing seeds without fertilisation.
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Apolar
In pollen grains, without distinct polarity during meiosis. Without poles or processes. Some nerve cells are apolar.
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Apogamy
Species reproducing by asexual means.
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Apogamous
Reproducing by asexual means.
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Apocarpous
A multiple fruit with free carpels, or a simple fruit consisting of a single carpel.
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Apocarp
A single fruitlet of a multiple fruit.
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Apiculum
Short, sharp, but not stiff point.
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Apiculate
Ending in an abrupt, short point. Terminated by an abrupt, small, flexible point. Terminates in a short sharp flexible point. Tipped with an abrupt point.
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Apicifixed
(Of anthers) hanging, seemingly attached at the top.
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Apical placentation
When the placenta is at the top of the ovary and the ovule(s) hang down from it.