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Montana Field Guide

Montana Field Guides

Suksdorf's Hawthorn - Crataegus suksdorfii

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Status Under Review
Native Species

Global Rank: G4G5
State Rank: SNR
C-value:


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Stems tan becoming gray; thorns 15–25 mm long, straight to curved. Leaf blades glandular, elliptic to obovate, 3–6 cm long, glandular-serrate; sometimes shallowly lobed, appressed-hairy above, glabrous beneath. Inflorescence 7- to 15-flowered, glabrous, punctate. Flowers: hypanthium glabrous externally; sepals ca. 4 mm long; petals 6–8 mm long; stamens 20; styles 4 or 5. Pome 1 cm wide, black and glabrous at maturity (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range Range Descriptions

Native
 


Range Comments
AK south to CA, ID and MT (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 2

(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

Ecology
POLLINATORS
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus vagans, Bombus auricomus, Bombus melanopygus, Bombus mixtus, Bombus nevadensis, Bombus pensylvanicus, Bombus bimaculatus, Bombus griseocollis, and Bombus impatiens (Macior 1968, Thorp et al. 1983, Colla and Dumesh 2010).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Colla, S.R. and S. Dumesh. 2010. The bumble bees of southern Ontario: notes on natural history and distribution. Journal of the Entomological Society of Ontario 141:39-68.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Macior, L.M. 1968. Bombus (Hymenoptera, Apidae) queen foraging in relation to vernal pollination in Wisconsin. Ecology 49:20-25.
    • Thorp, R.W., D.S. Horning, and L.L. Dunning. 1983. Bumble bees and cuckoo bumble bees of California (Hymenoptera: Apidae). Bulletin of the California Insect Survey 23:1-79.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • 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 "Suksdorf's Hawthorn"
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Citation for data on this website:
Suksdorf's Hawthorn — Crataegus suksdorfii.  Montana Field Guide.  .  Retrieved on , from