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Montana Field Guide

Montana Field Guides

Turion Duckweed - Lemna turionifera

Native Species

Global Rank: G5
State Rank: SNR

Agency Status
MNPS Threat Rank:
C-value: 2

External Links

General Description
Lesica (2012) includes this species within synonymy of L. minor. It can be distinguished by others in the genus by the presence of turions. Some species in the genus, including L. turionifera are reportedly distinct by chemotaxonomic differences (Kaul, 1986, in Flora of the Great Plains).

Species Range

Range Comments
As recognized by Kartesz (in prep. 2012), the species occurs widely across North America apart from the southeast.

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



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

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Citation for data on this website:
Turion Duckweed — Lemna turionifera.  Montana Field Guide.  .  Retrieved on , from