List of recently extinct plants

35 extinct in the wild plant species (0.16%)2493 critically endangered plant species (11%)3654 endangered plant species (17%)5430 vulnerable plant species (25%)1851 near threatened plant species (8.5%)6645 least concern plant species (31%)1674 data deficient plant species (7.7%)Circle frame.svg
  •   Extinct in the wild (EW): 35 species
  •   Critically endangered (CR): 2,493 species
  •   Endangered (EN): 3,654 species
  •   Vulnerable (VU): 5,430 species
  •   Near threatened (NT, LR/cd): 1,851 species
  •   Least concern (LC): 6,645 species
  •   Data deficient (DD): 1,674 species
Plant species (IUCN, 2016-2)
  • 21,782 extant species have been evaluated
  • 20,108 of those are fully assessed[lower-alpha 1]
  • 8496 are not threatened at present[lower-alpha 2]
  • 11,577 to 13,251 are threatened[lower-alpha 3]
  • 151 to 296 are extinct or extinct in the wild:
    • 116 extinct (EX) species[lower-alpha 4]
    • 35 extinct in the wild (EW)
    • 132 possibly extinct [CR(PE)]
    • 13 possibly extinct in the wild [CR(PEW)]
  1. ↑ excludes data deficient evaluations.
  2. ↑ NT, LR/cd, LC.
  3. ↑ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
  4. ↑ Chart omits extinct (EX) species

As of September 2016, the International Union for Conservation of Nature (IUCN) lists 116 extinct species, 132 possibly extinct species, 35 extinct in the wild species, 13 possibly extinct in the wild species, five extinct subspecies, one extinct in the wild subspecies, and four extinct varieties of plant.[1][2]

Algae

Extinct species

Possibly extinct species

  • Galaxaura barbata
  • Phycodrina elegans

Bryophytes

There are three bryophyte extinct species evaluated by the IUCN.

Mosses

Extinct species

Liverworts

Extinct species

Pteridophytes

Extinct species

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

  • Cyanea copelandii subsp. copelandii
  • Cyanea superba subsp. regina
  • Delissea subcordata subsp. obtusifolia
  • Delissea subcordata subsp. subcordata
  • Tetramolopium consanguineum subsp. consanguineum

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

References

  1. ↑ "IUCN Red List version 2016-2". The IUCN Red List of Threatened Species. International Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.
  2. ↑ "Table 9: Possibly Extinct and Possibly Extinct in the Wild Species (IUCN Red List version 2016-2)". The IUCN Red List of Threatened Species. Union for Conservation of Nature and Natural Resources (IUCN). Retrieved 8 September 2016.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.