List of data deficient plants

Plant species (IUCN, 2025.2)
  • 76,864 extant species have been evaluated
  • 70,547 of those are fully assessed
  • 40,612 are not threatened at present
  • 29,935 are threatened
  • 187 to 892 are extinct or extinct in the wild:
    • 141 extinct (EX) species
    • 46 extinct in the wild (EW)
    • 648 possibly extinct [CR(PE)]
    • 57 possibly extinct in the wild [CR(PEW)]

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 deficient. No subpopulations of plants have been evaluated by the IUCN.

This is a complete list of data deficient plant species, subspecies and varieties evaluated by the IUCN.