Grangeopsis
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''Grangeopsis'' is a
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of flowering plants in the family
Asteraceae Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...
.Tropicos, ''Grangeopsis'' Humbert
/ref> ;Species There is only one known species, ''Grangeopsis perrieri'', an herb
endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...
to
Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...
.


Range and habitat

''Grangeopsis perrieri'' is native to central and western Madagascar (former Antananarivo and Mahajanga provinces. It is known from four locations, and has an estimated
area of occupancy Area is the measure of a region's size on a surface. The area of a plane region or ''plane area'' refers to the area of a shape or planar lamina, while ''surface area'' refers to the area of an open surface or the boundary of a three-dimen ...
of 36 km2. It grows in periodically-inundated areas at the edge of marshes between sea level and 1,340 meters elevation.


Conservation and threats

The species is threatened by habitat destruction from draining and development of wetlands, conversion to agriculture, and wildfire. Only one of the four known populations is in a
protected area Protected areas or conservation areas are locations which receive protection because of their recognized natural or cultural values. Protected areas are those areas in which human presence or the exploitation of natural resources (e.g. firewood ...
. Its conservation status is assessed as
endangered An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, inv ...
.


References

Monotypic Asteraceae genera Astereae Endemic flora of Madagascar Flora of the Madagascar dry deciduous forests Flora of the Madagascar subhumid forests {{Astereae-stub