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Montana Field Guide

Montana Field Guides

Seaside Heliotrope - Heliotropium curassavicum

Native Species

Global Rank: G5
State Rank: SNR
C-value: 5

Agency Status


External Links

General Description
Glabrous and glaucous, rhizomatous perennial. Stems 10–80 cm, prostrate to ascending. Leaves cauline, oblanceolate to spatulate, short-petiolate, 1–6 cm long, the lowest reduced to scales. Inflorescence a branched, terminal, helicoid spike. Flowers: calyx deeply divided, 3–4 mm long; corolla white, salverform, 5–6 mm long, 5–9 mm across the limb; stamens included; stigma disc-like. Nutlets broadly ovate, 1–3 mm long, smooth; scar ovate in the center of the ventral face (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Range Comments
Temperate North America to S. America (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 4

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Relative Density



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


  • Literature Cited AboveLegend:   View Online Publication
    • 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 "Seaside Heliotrope"
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Citation for data on this website:
Seaside Heliotrope — Heliotropium curassavicum.  Montana Field Guide.  .  Retrieved on , from