selective species In phytosociology, a plant species found most frequently in a particular community, but also present occasionally in others. It is fidelity class 4 of the Braun-Blanquet scheme. Compare accidental species; exclusive species; indifferent species; and preferential 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… 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… Constant Species , constant species(constancy) In phytosociology, a species common to a particular association or community, but not necessarily confined to that commun… Faithful Species , faithful species (fidelity) In phytosociology, a species confined, or nearly so, to a particular association. The species may or may not be constant… Centrifugal Speciation , centrifugal speciation The principle that new species are likely to arise towards the centre of the range of the present species, rather than at the…
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Selective Service Acts Conscription Act 12 Stat. 731 (1863) Burke-Wadsworth Selective Training and Service Act 54 Stat. 885 (1940) Universal Military Training and Service Act 62 Stat. 604 (1948)