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Montana Field Guide

Montana Field Guides

Narrowleaf Dock - Rumex stenophyllus

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 1

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General Description
Glabrous perennial. Stems erect, branched, 25–80 cm. Leaf blades lanceolate, 5–25 cm long. Inflorescence a narrow, leafy-bracted panicle with erect, branches and flowers in whorls of 20 to 25. Flowers perfect; outer tepals 1–2 mm long. Fruit 3–5 mm long; inner tepals ovate-deltoid with a callosity on each and denticulate margins. Achene reddish brown, 2–3 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced throughout most of northern U.S. and southern Canada; native to Eurasia (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 26

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Relative Density

Recency

 

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



Habitat

References
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Citation for data on this website:
Narrowleaf Dock — Rumex stenophyllus.  Montana Field Guide.  .  Retrieved on , from