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Montana Field Guide

Montana Field Guides

Wild Lily-of-the-valley - Maianthemum canadense

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Potential Species of Concern
Native Species

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

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

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 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Phenology
Flowering in June.

Species Range
Unknown/Undetermined
 


Range Comments
BC to NL south to WY, SD, IA and GA. One collection from Carter County (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 5

(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
Moist, humic soil in riparian forest on the plains.

Ecological Systems Associated with this Species

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