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Montana Field Guide

Montana Field Guides

Wild Lily-of-the-valley - Maianthemum canadense

Potential Species of Concern
Native Species

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

Agency Status


External Links

State Rank Reason (see State Rank above)
Documented for Montana from one 1948 collection by W. E. Booth near Alzada.
General Description
Rhizomatous perennials. Stems erect, 5–20 cm. Leaves cauline, 2 or 3 (solitary on sterile shoots), short-petiolate; blade cordate, ovate, 4–7 cm long, seemingly clasping the stem. Inflorescence an ebracteate raceme with 12 to 25 flowers. Flowers regular, star-shaped; tepals 4, white, separate, obovate, ca. 2 mm long, spreading; stamens ca. as long as the tepals; stigma 2-lobed. Fruit a globose berry, 4–6 mm long, red, mottled when immature (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Flowering in June.

Species Range

Range Comments
BC to NL south to WY, SD, IA and GA. One collection from Carter County (Lesica et al. 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



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

Moist, humic soil in riparian forest on the plains.

Ecological Systems Associated with this Species

  • 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 "Wild Lily-of-the-valley"
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Citation for data on this website:
Wild Lily-of-the-valley — Maianthemum canadense.  Montana Field Guide.  .  Retrieved on , from