E-Flora BC: Electronic Atlas of the Flora of British Columbia

Vulpicida canadensis (Räsänen) J.-E. Mattsson & Lai
Brown-eyed sunshine

Introduction to the Lichens

© Jim Riley  Email the photographer   (Photo ID #12454)

E-Flora BC Static Map
Distribution of Vulpicida canadensis
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Consortium of North American Lichen Herbaria map

Species Information

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Illustration By: Trevor Goward

Common Name: The Sunshine Lichens. Reflects the bright yellow coloration of the species.
Medium stratified foliose lichens (ours), corticate above and below, sorediate or not, lobes loosely appressed to loosely attached, somewhat elongate, averaging to 2–7 (–10) mm wide, moderately thick, sometimes bearing protruberant marginal (or occasionally laminal) pycnidia. Upper surface yellowish or yellowish green; lower surface coloured alike with upper surface, except dark toward central portions, sparse rhizines. Medulla yellow. Photobiont green.
Apothecia located near lobe margins and over upper surface, disc brown; spores simple, more or less spherical, colourless, 8 per ascus.
Notes: Vulpicida was formerly treated within Cetraria; see the descriptions in that genus for points of distinction with similar species.
Species description:
Soredia absent AND
Over bark; apothecia often present; at lower elevations
All spot tests negative.
Pinastric, usnic and vulpinic acids and an unknown fatty acid.

Source: Lichens of British Columbia

Habitat / Range

Habitat: Common over conifers, infrequent over deciduous trees and shrubs, in open forests at lower elevations in coastal and intermontane regions, though absent in hypermaritime
World Distribution: western N Am, N to BC, S to CA.

Source: Lichens of British Columbia

Synonyms and Alternate Names

Cetraria canadensis
Cetraria juniperina
Tuckermannopsis canadensis (Rasanen) Hale
Tuckermannopsis juniperina (L.) Hale

Taxonomic and Nomenclatural Links

Additional Range and Status Information Links

Additional Photo Sources

General References