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Montana Field Guides

Field Fluffweed - Filago arvensis
Other Names:  Logfia arvensis

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Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

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General Description
Taprooted annual. Stems erect, mostly simple, 10–50 cm. Herbage white-wooly. Leaves alternate, linear-oblanceolate to linear-lanceolate, 1–2 cm long, entire. Inflorescence leafy, narrow-paniculate with heads in capitate clusters. Heads radiate but appearing discoid, pyriform, 3–5 mm high; true phyllaries minute; bracts of receptacle appearing like phyllaries, wooly-villous, linear-lanceolate; receptacle flat with scales enwrapping the flowers. Flowers slender; outer 2 to 4, female; inner 2–3 mm long, female or perfect, ca. 20. Pappus of inner flowers of capillary bristles; that of outer flowers absent. Achenes brown, cylindric, <1 mm long, glabrous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced BC to MB south to OR, ID, WY, NE, MI; native to Europe (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 60

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Relative Density

Recency

 

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



Habitat
Disturbed areas of grasslands, fields, roadsides, cut-over forests; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Field Fluffweed — Filago arvensis.  Montana Field Guide.  Montana Natural Heritage Program.  Retrieved on September 2, 2015, from http://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PDASTEG010
 
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