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Montana Field Guide

Montana Field Guides

Nodding Helianthella - Helianthella quinquenervis

Native Species

Global Rank: G5
State Rank: S4
(see State Rank Reason below)

Agency Status
MNPS Threat Rank:
C-value: 4

External Links

State Rank Reason (see State Rank above)
Helianthella quiquenervis occurs in south-central Montana where populations appear to be stable. However, many collections of Helianthella uniflora have been mis-identified and called H. quinquenervis.
General Description
Stems 50–150 cm. Herbage glabrate to sparsely strigose. Leaf blades oblanceolate to elliptic, often 5-veined, 8–25 cm long. Heads often nodding; involucres ca. 3 cm across; phyllaries lanceolate to ovate, acuminate; receptacle scales soft. Ray ligules 2–4 cm long. Disk corollas 4–7 mm long. Achenes 8–10 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
OR, MT, SD south to AZ and NM (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 36

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density



(Observations spanning multiple months or years are excluded from time charts)


  • Literature Cited AboveLegend:   View Online Publication
    • McGregor, R.L., coordinator, and T.M. Barkley, R.E. Brooks, and E.K. Schofield, eds.: Great Plains Flora Association. 1986. Flora of the Great Plains. Lawrence, KS: Univ. Press Kansas. 1392 pp.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Web Search Engines for Articles on "Nodding Helianthella"
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Citation for data on this website:
Nodding Helianthella — Helianthella quinquenervis.  Montana Field Guide.  .  Retrieved on , from