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Montana Field Guide

Montana Field Guides

Aromatic Aster - Symphyotrichum oblongifolium
Other Names:  Aster oblongifolius


Global Rank: G5
State Rank: S4

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

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General Description
Perennial from rhizomes or a branched caudex. Stems ascending, 10–30 cm, often with short, sterile branches with small leaves. Herbage hispid and glandular above. Leaves cauline, oblanceolate, sessile, clasping above, entire, 1–4 cm long, the lowest deciduous. Inflorescence open, paniculate with heads at tips of small-leaved branches; peduncles glandular. Involucre campanulate, 5–7 mm high; phyllaries imbricate, oblanceolate, acuminate, crystaline-glandular, white below, green above, scarious-margined. Rays 25 to 35, violet; ligules 6–8 mm long. Disk flowers 30 to 40, yellow becoming purple; corollas 4–5 mm long. Achenes obovoid, 2–3 mm long, pubescent (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
MT to PA south to NM, TX, AL and Mexico (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Aromatic Aster — Symphyotrichum oblongifolium.  Montana Field Guide.  .  Retrieved on , from