Definitions of Plant Status

Federal Endangered comprises plant species, subspecies, or varieties in danger of extinction throughout all or a significant portion of their range. These plants are considered "Federally-listed" or "listed" because a final rule has been published in the Federal Register.

Federal Threatened comprises plant species, subspecies, or varieties likely to become endangered within the foreseeable future throughout all or a significant portion of their range. These plants are considered "Federally-listed" or "listed" because a final rule has been published in the Federal Register.

Federal Proposed endangered or threatened are those plant species. subspecies, or varieties for which a proposed regulation, but not a final rule, has been published in the Federal Register.

Federal Candidate species, subspecies, or varieties are those plants being considered for listing as endangered or threatened, but for which a proposed regulation has not yet been published in the Federal Register.

California State Endangered plants are those which are in serious danger of becoming extinct throughout all, or a significant portion, of their range due to one or more causes, including loss of habitat, over exploitation, competition, or disease.

California State Threatened are native plants that, although not presently threatened with extinction, is likely to become an endangered species in the foreseeable future in the absence of special protection and management efforts..

California State Rare plants are native California plant species, subspecies or varieties that, although not presently threatened with extinction, are in such small numbers throughout their range that they may become endangered if their present environment worsens.

California Native Plant Society List 1B plants are native California species, subspecies or varieties that are rare, threatened, or endangered in California and elsewhere.

California Native Plant Society List 2 plants are species that are rare, threatened, or endangered in California, but more common elsewhere.

Bureau of Land Management Sensitive are those plant species that are not on federal or state lists as endangered, threatened, candidate, or proposed, but are designated by the BLM State Director for special management consideration.

Northern Nevada Native Plant Society Watch List contains potentially vulnerable plant species in need of monitoring or further data to determine status.