Peltigera extenuata (Vain.) Lojka, 1886
| Common name | Sheepish Pelt |
|---|---|
| Code | PELTEXT |
| Field Characters | Small bipartite cyanolichen. Thalli to 10 cm across, composed of rounded, sparsely dividing lobes to 3 cm across. Lobes elongate with upturned lobe edges, grey to brown. Often with sparse appressed, arachnoid tomentum on the lobe tips. Lower cortex lacking, lower surface covered in a network of broad veins and interstices, with abundant, tufted, flocculent rhizines. Apothecia very rare. Vegetative propagules present in the form of sorediate patches, forming laminal soralia. |
| Similar species |
Peltigera didactyla: rhizines simple, lobes more commonly single (monophyllous), often fertile. Early succesional species.Peltigera castanea: upper cortex often shiny, sparsely tomentose or lacking tomentum, rhizines forming hedgerows, rarely fertile. Poorly understood in Alberta. |
| Ecology | Typically on moss or downed wood in forested sites of all types. Present in all natural regions, but most common in the central boreal. |
| Chemistry | Not investigated. |
| Molecular support |
High, represented by 63 collections forming a single, well-supported molecular clade. |
| Links | |
| Gallery |
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- Peltigera extenuata
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- Peltigera extenuata
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- Peltigera extenuata, lower surface and rhizines, Edmonton, AB
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- Peltigera extenuata growing with Peltigera canina upland mixedwood stand, Evergreen Park, Grand Prairie, Alberta during ABMI tech training on soft decorticate AW log collected
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- Peltigera extenuata growing with Peltigera canina upland mixedwood stand, Evergreen Park, Grand Prairie, Alberta during ABMI tech training on soft decorticate AW log collected
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- Peltigera extenuata, lower surface and rhizines, Edmonton, AB
