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Montana Field Guide

Montana Field Guides

Eaton's Aster - Symphyotrichum eatonii
Other Names:  Aster eatonii


Global Rank: G5
State Rank: S5

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 5

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General Description
Rhizomatous perennial. Stems erect, 20–80 cm. Herbage glabrous; stems puberulent. Leaves cauline, sessile, linear to lanceolate, entire, 4–10 cm long, the lowest deciduous. Inflorescence leafy-paniculate, usually open with many heads; peduncles puberulent. Involucre campanulate, 5–8 mm high; phyllaries weakly imbricate to subequal; the outer oblanceolate, glabrate to ciliate, green with white bases. Rays 20 to 40, pink; ligules 5–12 mm long. Disk flowers 35 to 60, yellow to pinkish; corollas 4–7 mm long. Achenes cylindric, ca. 3 mm long, pubescent (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC to SK south to CA, AZ and NM (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 15

(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
Moist soil of meadows, thickets, often along streams, wetlands; 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:
Eaton's Aster — Symphyotrichum eatonii.  Montana Field Guide.  .  Retrieved on , from