Netted Lungwort Lichen - Lobaria anomala
State Rank Reason (see State Rank above)
Known in western Montana from a few locations.
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)
Large, dark brown, leaf-like lichen with a network of ridges and soredia.
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:
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(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).
Reproduces asexually by soredia.
Threats or Limiting Factors