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Montana Field Guide

Montana Field Guides

Low Cudweed - Gnaphalium uliginosum

Exotic Species (not native to Montana)

Global Rank: G5
State Rank: SNA

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

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General Description
Annual. Stems prostrate to erect, sometimes branched, 3–15 cm. Leaves mostly cauline, linear to linear-oblanceolate, 1–3 cm long. Glomerules axillary, surpassed by subtending leaves. Involucres 3–4 mm high; phyllaries greenish-brown, tomentose; outer with green to brown, pointed tips. Inner corollas ca. 1.5 mm long. Achenes ca. 0.5 mm long; pappus deciduous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced to most of north-temperate N. America; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat
Margins of wetlands, roadsides, streambanks; valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Low Cudweed — Gnaphalium uliginosum.  Montana Field Guide.  .  Retrieved on , from