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Montana Field Guide

Montana Field Guides

Bessey's Locoweed - Oxytropis besseyi var. ventosa

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Status Under Review
Undetermined Origin

Global Rank: G5T3?
State Rank: SU
C-value:


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
See species description.

Diagnostic Characteristics
Barneby (1989, Interm. Fl. Vol. 3, part B) uses the following characters to distinguish variety ventosa from the others: Larger leaves 2-8 mm long and shorter than the scapes; leaflets 5-9(-11), crowded on a rachis less than 2 cm long; pod tumescent; leaflets of mature leaves 9-25 mm long.

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
Southwestern MT, much of central WY, and (uncommonly) in Daggett County, UT (Kartesz 2009).

Habitat
Gernally on sandstone or tuff (Barneby 1989).

Ecology
POLLINATORS
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus appositus, Bombus bifarius, Bombus centralis, Bombus fervidus, Bombus flavifrons, Bombus melanopygus, Bombus nevadensis, Bombus rufocinctus, Bombus sylvicola, Bombus occidentalis, Bombus insularis, and Bombus kirbiellus (Macior 1974, Bauer 1983, Shaw and Taylor 1986, Williams et al. 2014, Miller-Struttmann and Galen 2014).


References
  • Literature Cited AboveLegend:   View Online Publication
    • Bauer, P.J. 1983. Bumblebee pollination relationships on the Beartooth Plateau tundra of Southern Montana. American Journal of Botany. 70(1): 134-144.
    • Macior, L.M. 1974. Pollination ecology of the Front Range of the Colorado Rocky Mountains. Melanderia 15: 1-59.
    • Miller-Struttmann, N.E. and C. Galen. 2014. High-altitude multi-taskers: bumble bee food plant use broadens along an altitudinal productivity gradient. Oecologia 176:1033-1045.
    • Shaw, D.C. and R.J. Taylor.1986. Pollination ecology of an alpine fell-field community in the North Cascades. Northwest Science 60:21-31.
    • Williams, P., R. Thorp, L. Richardson, and S. Colla. 2014. Bumble Bees of North America. Princeton, NJ: Princeton University Press. 208 p.
  • 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.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
  • Web Search Engines for Articles on "Bessey's Locoweed"
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Citation for data on this website:
Bessey's Locoweed — Oxytropis besseyi var. ventosa.  Montana Field Guide.  .  Retrieved on , from