As of September 2016, the
International Union for Conservation of Nature
The International Union for Conservation of Nature (IUCN) is an international organization working in the field of nature conservation and sustainable use of natural resources. Founded in 1948, IUCN has become the global authority on the stat ...
(IUCN) lists 116
extinct
Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
species, 132 possibly extinct species, 35
extinct in the wild
A species that is extinct in the wild (EW) is one that has been categorized by the International Union for Conservation of Nature as only consisting of living members kept in captivity or as a naturalized population outside its historic range ...
species, 13 possibly extinct in the wild species, five extinct subspecies, one extinct in the wild subspecies, and four extinct varieties of
plant
Plants are the eukaryotes that form the Kingdom (biology), kingdom Plantae; they are predominantly Photosynthesis, photosynthetic. This means that they obtain their energy from sunlight, using chloroplasts derived from endosymbiosis with c ...
.
Algae
Extinct species:
*''
Vanvoorstia bennettiana'', Bennett's seaweed
Possibly extinct species:
*''
Galaxaura barbata
''Galaxaura barbata'' is a species of Pacific marine algae belonging to the family Galaxauraceae. It is a critically endangered plant.
Distribution
It was located at Post Office Bay, Isla Santa María, Galápagos Islands.
Taxonomy
It was ...
''
*''
Phycodrina elegans''
Bryophytes
There are three
bryophyte
Bryophytes () are a group of embryophyte, land plants (embryophytes), sometimes treated as a taxonomic Division (taxonomy), division referred to as Bryophyta ''Sensu#Common qualifiers, sensu lato'', that contains three groups of non-vascular pla ...
extinct species evaluated by the IUCN.
Mosses
Extinct species:
*''
Flabellidium spinosum''
*''
Neomacounia nitida''
Pteridophytes
Extinct species:
*''
Adiantum lianxianense''
*''
Dryopteris ascensionis
:''The moth genus ''Dryopteris'' is now considered a junior synonym of '' Oreta.
''Dryopteris'' , commonly called the wood ferns, male ferns (referring in particular to '' Dryopteris filix-mas''), or buckler ferns, is a fern genus in the family D ...
''
Possibly extinct species:
Extinct in the wild species
*''
Diplazium laffanianum'', Governor Laffan's fern
Gymnosperms
Possibly extinct species:
Extinct in the wild species:
Dicotyledons
Extinct species:
Possibly extinct species:
Extinct in the wild species:
Possibly extinct in the wild species:
Extinct subspecies:
Extinct in the wild subspecies:
*
''Cyanea superba'' subsp. ''superba''
Extinct varieties:
Monocotyledons
Extinct species:
Possibly extinct species:
Extinct in the wild species:
Possibly extinct in the wild species:
*''
Costus vinosus''
Extinct varieties
*
''Cenchrus agrimonioides'' var. ''laysanensis''
See also
*
List of least concern plants
*
List of near threatened plants
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 1851 near threatened plant species. 8.5% of all evaluated plant species are listed as near threatened.
The IUCN also lists 51 subspecies and 73 varieties as ...
*
List of vulnerable plants
*
List of endangered plants
*
List of critically endangered plants
As of December 2023, the International Union for Conservation of Nature (IUCN) lists 5702 plant species categorized as Critically Endangered, including 569 which are tagged as ''possibly extinct'' and 48 ''possibly extinct in the wild''. 8.6% o ...
*
List of data deficient plants
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 1674 data deficient plant species. 7.6% of all evaluated plant species are listed as data deficient.
The IUCN also lists 18 subspecies and 57 varieties as data ...
References
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.Recently
*Invertebrates