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Montana Field Guide

Montana Field Guides

A Lichen - Brigantiaea praetermissa
Other Names:  Brigantiaea purpurata

Potential Species of Concern

Global Rank: GNR
State Rank: S2S3
* (see State Rank Reason below)

Agency Status
MNPS Threat Rank:

External Links

State Rank Reason (see State Rank above)
The type specimen is from Sanders County. This lichen is considered uncommon in western Montana and widely scattered in the Pacific Northwest.
General Description
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Species Range

Range Comments
Occurs in the Pacific northwest.

Summary of Observations Submitted for Montana
Number of Observations: 2

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Relative Density



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

On conifer (i.e., Pinus monticola, Thuja plicata, Tsuga heterophylla) bark in low, moist forests.

Reproductive Characteristics
Reproduces sexually by spores from the apothecium.

Threats or Limiting Factors
None identified.

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Citation for data on this website:
A Lichen — Brigantiaea praetermissa.  Montana Field Guide.  .  Retrieved on , from