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Polyporus umbellatus (Pers.) Fr., Syst. mycol. (Lundae) 1: 354 (1821) Boletus umbellatus Pers., Syn. meth. fung. (Göttingen) 2: 519 (1801)
Sclerotium giganteum Rostr., Bot. Tidsskr. 17: 231 (1889)
Grifola umbellata (Pers.) Pilát, Beih. Botan. Centralbl. Abt. B 52: 25 (1934)
Dendropolyporus umbellatus (Pers.) Jülich, Biblthca Mycol. 85(6): 400 (1982) [1981]
Habitat: On the ground in deciduous woodland, probably arising from tree roots. Reported with Betula, Carpinus, Fagus and Tilia spp.
Notes: Rare. The large basidiomes with multiple, circular, stipitate pilei arising from a common stipe are conspicuous and distinctive. Known from Hertfordshire, Lincolnshire, Northumberland, South Hampshire, West Kent, West Sussex and Worcestershire. Last recorded from Scotland (Perthshire) in 1908 and Wales (Clwyd and Denbighshire) in 1910, but no material has been traced.
Distribution: E: !, S: !, W: !
Vouchers: England: K(M) 53635; Scotland: E00088075
Descriptions, Lists & Icons:
D+I:, in Phillips, R., Mushrooms and other fungi of Great Britain & Europe: 288 pp. (1981), as Grifola umbellata, p. 220
D+I:, in Breitenbach, J., Kränzlin, F., Fungi of Switzerland Non gilled fungi, Heterobasidiomycetes, Aphyllophorales, Gasteromycetes 2: 412 pp. (1986), as Dendropolyporus umbellatus, p. 318, pl. 405
D:, in Ryvarden, L & Gilbertson, R.L., European Polypores: Meripilus - Tyromyces, (Ed.: Ryvarden L. & Gilbertson R.L) 2: 388-743 (1994), p. 583
Conservation Status: Rare (Red Data List, Ing 1992); Near Threatened (Red Data List, Evans et al. 2006)
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