BioImages: The Virtual Field-Guide (UK)

Polyporus squamosus (Huds.) Fr., 1821 (Dryad’s Saddle)

Notes (MWS)

Widespread and common (less so in the north) this large scaly bracket fungus appears during the summer, mainly on frondose trees. It can be a wound parasite, often fruiting on a branch scar, or a saprobe on dead or decayed wood.

Records (and photo sets)

Taxon	Summary	Date	Vice-county	Country
Polyporus squamosus	Fruitbody	17 October 2004	Cambridge	England	2
Polyporus squamosus	Fruitbody	7 May 2000	North Wiltshire	England	6
Polyporus squamosus	Fruitbody	11 May 1986	East Gloucestershire	England	1
Polyporus squamosus	Fruitbody	24 May 1981	North Wiltshire	England	3
Polyporus squamosus	Fruitbody	14 May 1969	East Norfolk	England	2

Suggested Literature

Polyporus squamosus may be covered by literature listed under:

BIOTA
(living things)

Eukaryota
(eukaryotes)

MYCETEAE
(fungi, moulds and lichens)

BASIDIOMYCOTA
(spore droppers)

BASIDIOMYCETES
(spore droppers)

AGARICOMYCETIDAE
(a subclass of basidiomycetes)

POLYPORALES
(polypores)

POLYPORACEAE
(a family of polypores)

Feeding and other inter-species relationships

Polyporus squamosus is associated with:

fruitbody	Acer pseudoplatanus - Sycamore, Great Maple (Aceraceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Fagus - beeches (Fagaceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Fraxinus - ashes (Oleaceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Ulmus - elms (Ulmaceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Broadleaved trees - Broadleaved, Frondose Or Deciduous Trees	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Pinopsida - conifers	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Juniperus - junipers (Cupressaceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Pinus - pines (Pinaceae)	fruitbody parasitises wounded trunk	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Acer pseudoplatanus - Sycamore, Great Maple (Aceraceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Fagus - beeches (Fagaceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Fraxinus - ashes (Oleaceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Ulmus - elms (Ulmaceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Broadleaved trees - Broadleaved, Frondose Or Deciduous Trees	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Pinopsida - conifers	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Juniperus - junipers (Cupressaceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005
fruitbody	Pinus - pines (Pinaceae)	fruitbody is saprobic on dead, decaying wood	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005

Associated with Polyporus squamosus:

	is associate of larva	Fannia monilis - a lesser house fly (Diptera: Fanniidae)	van Emden, F.I., 1954
	is associate of larva	Mydaea maculiventris - a muscid fly (Diptera: Muscidae)	d’Assis-Fonseca, E.C.M., 1968
	is associate of larva	Mydaea urbana - a muscid fly (Diptera: Muscidae)	d’Assis-Fonseca, E.C.M., 1968
bracket (old)	old bracket is parasitised by Cladobotryum anamorph	Hypomyces aurantius - an ascomycete (Hypocreales: Hypocreaceae)	Ellis, M.B. & J.P., 1998
bracket (old)	old bracket is parasitised by subiculate perithecium	Hypomyces aurantius - an ascomycete (Hypocreales: Hypocreaceae)	Ellis, M.B. & J.P., 1998
bracket	bracket is parasitised by Cladobotryum anamorph	Hypomyces rosellus - an ascomycete (Hypocreales: Hypocreaceae)	Ellis, M.B. & J.P., 1998
bracket	bracket is parasitised by subiculate perithecium	Hypomyces rosellus - an ascomycete (Hypocreales: Hypocreaceae)	Ellis, M.B. & J.P., 1998
bracket	bracket is decayed by superficial, scattered or gregarious perithecium	Nectria peziza - a pyrenomycete (Hypocreales: Nectriaceae)	Ellis, M.B. & J.P., 1998
fruitbody (dying)	dying fruitbody is decayed by fruitbody	Entoloma parasiticum - a toadstool (Agaricales: Entolomataceae)	Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005

Polyporus squamosus may be associated with more taxa listed at higher taxonomic level

MYCETEAE
(fungi, moulds and lichens)

BASIDIOMYCETES
(spore droppers)

POLYPORALES
(polypores)

POLYPORACEAE
(a family of polypores)

Polyporus
(a genus of stipitate bracket fungi)

References

d’Assis-Fonseca, E.C.M., 1968	Diptera: Cyclorrapha Calyptrata Sect (b) Muscidae
Ellis, M.B. & J.P., 1998	Microfungi on Miscellaneous Substrates: An Identification Handbook
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	Checklist of the British and Irish Basidiomycota
van Emden, F.I., 1954	Diptera: Cyclorrhapha Calyptrata (I) Sect (a) Tachinidae and Calliphoridae

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