Fuscopannaria dillmaniae

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Fuscopannaria dillmaniae
Scientific classification OOjs UI icon edit-ltr.svg
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Peltigerales
Family: Pannariaceae
Genus: Fuscopannaria
Species:
F. dillmaniae
Binomial name
Fuscopannaria dillmaniae
T.Sprib. (2020)

Fuscopannaria dillmaniae is a species of lichen in the family Pannariaceae. Found in Alaska, it was described as a new species in 2020 by lichenologist Toby Spribille.

Contents

Taxonomy

The type specimen was collected in the Hoonah-Angoon Census Area, just outside the boundaries of Glacier Bay National Park, northwest of Gustavus. Here the lichen was discovered growing on the bark of Alnus viridis subsp. crispa. The specific epithet dillmaniae honors Karen Dillman, an ecologist with the United States Forest Service, for her "outstanding contributions ... in documenting the lichen biota of south-east Alaska". [1]

Description

The thallus of the lichen comprises olivaceous-brown, corticate, isidioid granules measuring 20–50 µm in diameter. The granules rest on a black hypothallus that contains Nostoc -like cyanobacterial cells tightly packed with fungal hyphae, and sheathed in a gelatinous cortex-like layer. The ascomata are in the form of an apothecium; they are round with a diameter of 0.4–0.9 mm and have a flat to convex reddish-brown to dark reddish-brown disc. The ascospores are simple, broadly ellipsoid in shape, and typically measure about 16 by 8.0–9.5 μm. The lichen does not make any positive reactions with standard lichen spot tests, and no lichen substances were detected using thin-layer chromatography. [1]

Habitat and distribution

Only it has only been recorded a few times from southeast Alaska, where it grows on the bark of Alnus and Populus in lowland temperate rainforests, the authors suggest that Fuscopannaria dillmaniae is more widespread in south-east Alaska than the sparse records suggest. [1]

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Sagiolechia phaeospora is a species of crustose lichen in the family Sagiolechiaceae. It is found in the alpine tundra of Alaska.

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Ochrolechia cooperi is a species of crustose lichen in the family Ochrolechiaceae. Occurring only in southern Alaska, it was formally described as a new species in 2020 by lichenologist Toby Spribille. The type specimen was collected in the Hoonah-Angoon Census Area of Glacier Bay National Park, northeast of Gustavus. Here the lichen was found in muskeg growing on a conifer log that still had its bark. The specific epithet honors American ecologist William Skinner Cooper, "whose studies on plant succession in Glacier Bay and subsequent political lobbying efforts were influential in the establishment of Glacier Bay as a National Monument in 1925".

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Fuscopannaria leucosticta, commonly known as the rimmed shingle lichen, is a species of lichen in the family Pannariaceae. It has a squamulose (scaley) thallus that lacks soredia and isidia, but has abundant apothecia with distinct white rims. Although its main centres of distribution are eastern North America and southeast Asia, where it grows in damp forests, it has been reported from various other high-altitude, humid locations.

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References

  1. 1 2 3 Spribille, Toby; Fryday, Alan M.; Pérez-Ortega, Sergio; Svensson, Måns; Tønsberg, Tor; Ekman, Stefan; Holien, Håkon; Resl, Philipp; Schneider, Kevin; Stabentheiner, Edith; Thüs, Holger; Vondrák, Jan; Sharman, Lewis (2020). "Lichens and associated fungi from Glacier Bay National Park, Alaska". The Lichenologist. 52 (2): 61–181. doi: 10.1017/S0024282920000079 . hdl: 10261/232567 .