Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

European Mountain-ash - Sorbus aucuparia
Other Names:  Rowan

Image Copyright and Usage Information
Non-native Species

Global Rank: G5
State Rank: SNA
C-value: 1


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Tree to 6 m tall. Stems purple, grayish-pilose; buds gray-lanate. Leaves glabrous to strigose with 11 to 15 lanceolate leaflets 2–6 cm long. Inflorescence flat-topped to hemispheric. Flowers: calyx pilose; sepals <1 mm long; petals 4–5 mm long. Pomes red, ca. 10 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Flathead and Missoula counties. Introduced as an ornamental throughout temperate North America; native to Europe (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 23

(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

Management


References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • 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.
    • Thompson, Scott K. 2002. Browse condition and trend on Montana ungulate ranges. M.Sc. Thesis. Bozeman, MT: Montana State University. 147 p.
  • Web Search Engines for Articles on "European Mountain-ash"
Login Logout

Take us with you! PDF icon

Look for this PDF icon as you search and browse.  Click it to build a custom PDF with species shown on that page or for all the species within that taxonomic level.  To create your own list of species, use the PDF Creator tool at the bottom of the Advanced Search page.

Here's some links if you want to download a whole group.

Mammals
Birds
Reptiles
Amphibians
Fish
Invertebrates
Butterflies / Moths
Dragonflies / Damselflies
Ferns and allies
Conifers
Flowering Plants (Dicots)
Flowering Plants (Monocots)
Bryophytes
Lichens
Ecological Systems
Noxious Weeds
Citation for data on this website:
European Mountain-ash — Sorbus aucuparia.  Montana Field Guide.  .  Retrieved on , from