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Montana Field Guide

Montana Field Guides

Smooth Sumac - Rhus glabra

Status Under Review
Native Species

Global Rank: G5
State Rank: SU

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

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General Description
Shrub 1–3 m, spreading by roots. Herbage glabrate. Leaves odd-pinnate; leaflets 9 to 17, lanceolate, serrate, 4–8 cm long, paler below. Inflorescence a dense, terminal, pyramidal, branched panicle, 5–10 cm long, hirsute. Flowers green; sepals 1–2 mm long; petals ca. 2 mm long, pubescent on the inner face. Drupe compressed-globose, red, 3–4 mm long, crowded (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
BC to QC south to OR, NM, TX and AR (Lesica 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
Grasslands, ponderosa pine woodlands; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).)

References
  • Additional ReferencesLegend:   View Online Publication
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    • Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Little, E.L., Jr. 1979. Checklist of United States trees (native and naturalized). Agriculture Handbook No. 541. U.S. Forest Service, Washington, D.C. 375 pp.
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Citation for data on this website:
Smooth Sumac — Rhus glabra.  Montana Field Guide.  .  Retrieved on , from