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Montana Field Guide

Montana Field Guides

Oxeye Daisy - Leucanthemum vulgare
Other Names:  Chrysanthemum leucanthemum

Noxious Weed: Priority 2B
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
Rhizomatous perennial. Stems erect, usually simple, 20–80 cm. Herbage glabrate. Leaves basal and cauline, alternate; basal long-petiolate, the blades obovate, shallowly lobed or crenate, 1–4 cm long; cauline oblanceolate, becoming sessile, 1–4 cm long. Heads radiate, solitary; peduncles 3–20 cm long. Involucre hemispheric, 1–2 cm wide; phyllaries imbricate in 2 to 4 series, lanceolate, green with brown scarious margins; receptacle nearly flat, glabrous. Rays 15 to 35, female, fertile; ligules white, 1–2 cm long. Disk flowers numerous, perfect corolla yellow, 2–3 mm long; style branches flattened. Pappus absent. Achenes cylindric, 1–3 mm long, ribbed, glabrous (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Unknown/Undetermined
 


Range Comments
Introduced throughout temperate N. America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 113

(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
Roadsides, fields, meadows, often in forest openings or pastures converted from forest; valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Oxeye Daisy — Leucanthemum vulgare.  Montana Field Guide.  .  Retrieved on , from