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Rhizina undulata.   Click a photo to enlarge it.   back to list

synonyms: Gyökeres csészegomba, Pine Firefungus, Wellige Wurzellorchel
Rhizina undulata GK Mushroom
Ref No: 9244
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Rhizina undulata Mushroom
Ref No: 9245
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location: North America, Europe
edibility: Inedible
fungus colour: Brown, Black or blackish
normal size: 5-15cm
cap type: Other
stem type: Lateral, rudimentary or absent
spore colour: White, cream or yellowish
habitat: Grows in woods, Grows on the ground

Rhizina undulata Fr. syn. R. inflata (Schaeff.) Karst Wellige Wurzellorchel Gyökeres csészegomba Pine Firefungus. Fruit body 4–12cm across, 2–8cm high, chestnut brown to black with a paler margin, forming irregularly lobed, wavy cushions. Flesh tough, thick, reddish-brown. Attached to the substrate by numerous whitish rhizoids growing down from the underside. Asci 400 x 20µ. Spores fusiform, containing two or more oil drops, 22–40 x 8–11µ. Habitat on conifer debris especially on fire sites. Season early summer to autumn. Occasional. Not edible. Distribution, America and Europe.
Causes a serious disease of conifers known as group dying. The photograph on the left is by Geoffrey Kibby.

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Bernice Bowden (United Kingdom) - 24 September 2016

Found this on September 22 2016 - Parley Common Dorset
Rhizina undulata
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