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Montana Field Guide

Montana Field Guides

Oval-leaf Buckwheat - Eriogonum ovalifolium var. pansum

Status Under Review
Native Species

Global Rank: G5TNR
State Rank: SNR
(see State Rank Reason below)

Agency Status
MNPS Threat Rank:

External Links

State Rank Reason (see State Rank above)
See rank details.
  • Details on Status Ranking and Review
    Oval-leaf Buckwheat (Eriogonum ovalifolium var. pansum) Conservation Status Review
    Review Date = 10/30/2012
    View State Conservation Rank Criteria
    Population Size

    Score0-2 - Small to Large: Population size is imprecisely known but is believed to be >2,000 individuals.

    CommentPopulation size in Montana is uncertain.

    Range Extent

    Score2 - Regional or State Endemic or Small Montana Range: Generally restricted to an area <100,000 sq. miles (equivalent to 2/3 the size of Montana or less) or Montana contributes 50% or more of the species’ range or populations OR limited to 2-3 Sub-basins in Montana.

    Area of Occupancy

    Score1 - Moderate: Generally occurring in 11-25 Subwatersheds (6th Code HUC’s).

    Environmental Specificity

    Score1-2 - Moderate to High.


    Score0-2 - Stable to Moderate Declines:

    CommentTrends are unknown.


    Score1-2 - Medium to High.

    CommentInvasive weeds are a likely threat to some populations. Other potential threats have not been assessed.

    Intrinsic Vulnerability

    Score0-1 - Low to Moderate Vulnerability.

General Description
We do not yet have descriptive information on this species.  Please try the buttons above to search for information from other sources.

Observations in Montana Natural Heritage Program Database
Number of Observations: 3

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)

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Citation for data on this website:
Oval-leaf Buckwheat — Eriogonum ovalifolium var. pansum.  Montana Field Guide.  .  Retrieved on , from