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Montana Field Guides

Rydberg’s Springbeauty - Claytonia multiscapa
Other Names:  Claytonia lanceolata var. flava, Claytonia rosea [of some authors]


Global Rank: G4?
State Rank: S4
* (see State Rank Reason below)

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






State Rank Reason (see State Rank above)
See rank details.
  • Details on Status Ranking and Review
    Rydberg’s Springbeauty (Claytonia multiscapa) Conservation Status Review
    Review Date = 10/24/2012
    View State Conservation Rank Criteria
    Population Size

    Score0 - Large: Generally >100,000 individuals.

    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.

    CommentMontana contributes a significant portion of the species' range.

    Area of Occupancy

    Score0 - High: Occurs in >25 Subwatersheds (6th Code HUC’s).

    Environmental Specificity

    Score0-1 - Low to Moderate.

    Trends

    Score0-1 - Stable to Minor Declines:

    CommentTrends unknown, though populations are likely stable or experiencing only minor declines.

    Threats

    Score0-1 - Low to Medium.

    CommentThreats to the species' viability appear to be insignificant to low.

    Intrinsic Vulnerability

    Score0-1 - Low to Moderate Vulnerability.

    Raw Conservation Status Score

    Score 2 to 6 total points scored out of a possible 19.

 
General Description
Perennial from globose tubers. Stems 10–30 cm. Basal leaves few or absent, linear to narrowly lanceolate, 1-8 cm long; stem leaves sessile, linear to narrowly lanceolate, 2–10 cm long. Inflorescence multibracteate. Flowers: sepals 3–5 mm long; petals white to yellow or yellow-orange spots at base. Seeds 1-2 mm diameter. (adapted from: Miller, 2003, in Fl. N. Amer., Vol. 4).

Diagnostic Characteristics
Miller (2003) in FNA, recognizes the white and yellow-flowered plants as C. multiscapa and the pink, rose or magenta flowered plants as C. rosea. Lesica (2012) combines the two under the name C. rosea.

Species Range
Present
 


Range Comments
British Columbia to Saskatchewan south through Montana and Wyoming.

Summary of Observations Submitted for Montana
Number of Observations: 72

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

Recency

 

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



Habitat
Vernally moist soil of grasslands, steppe, meadows, open forest; montane to lower subalpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Shelly, J. S. 1989. Conservation status of Claytonia lanceolata var. flava, a candidate threatened taxon. Unpubl. Rep., USDI Fish and Wildlife Service, Denver, CO. 39 pp.
    • Shelly, J.S. 1989. Status review of Claytonia lanceolata var. Flava, Beaverhead, Deerlodge and Gallatin National Forests, Montana. Unpublished report. Montana Natural Heritage Program, Helena, MT 42 pp.
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Citation for data on this website:
Rydberg’s Springbeauty — Claytonia multiscapa.  Montana Field Guide.  .  Retrieved on , from