Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Netted Lungwort Lichen - Lobaria anomala
Other Names:  Pseudocyphellaria anomala

Species of Concern
Native Species

Global Rank: G2G4
State Rank: S1
(see State Rank Reason below)

Agency Status
MNPS Threat Rank:

External Links

State Rank Reason (see State Rank above)
Known in western Montana from a few locations.
General Description
Thallus foliose, loosely appressed, free at the edges, to 20(40) cm broad; lobes mostly 1-3 cm broad; upper surface light or dark brown, with a network of ridges; lower surface covered with light brown tomentum with scattered white spots (pseudocyphellae); photobiont blue-green; soralia roundish to irregular, white, gray, or blue-gray, mainly on the ridges; apothecia brown, uncommon; and medulla white (McCune and Geiser 2009). Chemistry: Cortex K-; Medulla K+ yellow, P+ orange, or spot tests negative (McCune and Geiser 2009).

Diagnostic Characteristics
Large, dark brown, leaf-like lichen with a network of ridges and soredia.

Range Comments
Alaska to California, western Cascade Mountains, with rare inland disjuncts to western Montana (McCune and Geiser 2009).

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

(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)

Generally on deciduous trees and shrubs; occasionally on coniferous trees; rarely on rock.

Photobionts: green algae and cyanobacteria (nitrogen fixer).

Reproductive Characteristics
Reproduces asexually by soredia.

Threats or Limiting Factors
None identified.

Login Logout
Citation for data on this website:
Netted Lungwort Lichen — Lobaria anomala.  Montana Field Guide.  .  Retrieved on , from