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Montana Field Guide

Montana Field Guides

Smoother Sweet-cicely - Osmorhiza longistylis

Native Species

Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 6

External Links






 
General Description
Stems ascending to erect, 20–60 cm. Herbage sparsely hirsute, aromatic. Leaves biternate; leaflets 2–8 cm long, coarsely serrate to lobed. Umbels: peduncles becoming 3–10 cm long; rays ascending, 1–5 cm long; involucral bracts 1 to several, lanceolate, serrate, 5–15 mm long; involucel bracts 3–10 mm long. Flowers white; stylopodium conic. Mericarps sparsely hispid, linear-oblong, 10–15 mm long, concavely narrowed to the tip; style 2–3 mm long, reflexed (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
SK to QC south to CO, TX and GA (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:
Smoother Sweet-cicely — Osmorhiza longistylis.  Montana Field Guide.  .  Retrieved on , from