Circumscription (taxonomy)
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In biological taxonomy, circumscription is the content of a taxon, that is, the delimitation of which subordinate taxa are parts of that taxon. For example, if it is determined that species X, Y, and
In biological taxonomy, circumscription is the content of a taxon, that is, the delimitation of which subordinate taxa are parts of that taxon. This Anacardium occidentale is in a family with unstable circumscription (refer to text for details).
Disinae
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Disinae is a subtribe of orchids that has been differently defined and placed in the two classification systems that are currently in use for orchids. Genera Orchidacearum, which is currently the defi
Disa uniflora
Pachites bodkinii
Huttonaea grandiflora