Portulacaceae
Portulacaceae A family of herbs that are close to Caryophyllaceae but have only 2 sepals and petals that are often joined at the base. There are 22 genera, comprising about 400 species, in temperate and tropical regions, but centred in America.
More From encyclopedia.com
Allopatry , allopatry The occurrence of species or other taxa in different geographical regions. Subspecies are allopatric by definition. Compare SYMPATRY.
allop… Sida , Sida
Sida
Sida (family Malvaceae) A genus of small shrubs and herbs, mostly covered in hairs. The leaves are simple, toothed or lobed, alternate, wit… 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… Constellation Diagram , constellation diagram A representation of species affinities that is based on χ2 as a measure of the association between species. The reciprocal of t… preferential species , preferential species In phytosociology, a species that is present with varying abundance in several communities, but is especially abundant and vigor… 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…
You Might Also Like
NEARBY TERMS
Portulacaceae