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Montana Field Guide

Montana Field Guides

Corn Chamomile - Anthemis arvensis
Other Names:  Corn Camomile, Scentless Chamomile

Non-native Species

Global Rank: GNR
State Rank: SNA

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

External Links






 
General Description
Taprooted annual. Stems ascending to erect, usually branched, 10–40 cm. Herbage glabrate to villous, non-aromatic. Leaves oblong, 15–35 mm long; ultimate segments linear to narrowly deltoid. Peduncles 4–15 cm long. Involucre 6–13 mm wide, villous. Rays 5 to 20, white, fertile; ligules 5–15 mm long. Disk corolla 2–3 mm long. Achenes ca. 2 mm long, glandular; angles tuberculate (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced throughout much of temperate North America; native to Eurasia. Collected in Lake County more than 100 years ago (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

References
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Citation for data on this website:
Corn Chamomile — Anthemis arvensis.  Montana Field Guide.  .  Retrieved on , from