internodal species concept
internodal species concept The notion that a species exists between two branching points in a fossil lineage; it is based on a fiction, maintained as a convenience by Willi Hennig, that a species ceases to exist as soon as it branches into two daughter species.
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Indifferent Species , indifferent species A species with no real affinity for any particular community, but which is not rare (as an accidental species would be). It is fi… preferential species , preferential species In phytosociology, a species that is present with varying abundance in several communities, but is especially abundant and vigor… Phylogenetic Species Concept , phylogenetic species concept (PSC) The concept of a species as an irreducible group whose members are descended from a common ancestor and who all po… Constant Species , constant species(constancy) In phytosociology, a species common to a particular association or community, but not necessarily confined to that commun… accidental species , accidental species One of five classes of fidelity used by the Braun-Blanquet school of phytosociology in the description and classification of plant… Equilibrium Species , Skip to main content
equilibrium species
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internodal species concept