Petasites japonicus (Siebold & Zucc.) Maxim.
(Giant Butterbur)

Interactions where Petasites japonicus is the victim or passive partner (and generally loses out from the process)

The following relationships have been collated from the published literature (see 'Interaction References').

Filters:

Affected Part		Summary			Taxon	Vernacular	Classification	References	Darwin Classification of Active Taxon	Active Taxon	Active Vernacular	Active Taxon Uncertain	Active State	Active Part	Active Stage	Relationship	Relationship Uncertain	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive Taxon Uncertain	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season	Summary
(live)		live is parasitised by uredium			Coleosporium tussilaginis	a rust fungus	Pucciniales: Coleosporiaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Coleosporiaceae/Coleosporium tussilaginis/	Coleosporium tussilaginis	a rust fungus				uredium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Petasites japonicus/	Petasites japonicus	giant butterbur		live						uredium parasitises live
(live)		live is parasitised by telium			Coleosporium tussilaginis	a rust fungus	Pucciniales: Coleosporiaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Coleosporiaceae/Coleosporium tussilaginis/	Coleosporium tussilaginis	a rust fungus				telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Petasites japonicus/	Petasites japonicus	giant butterbur		live						telium parasitises live
leaf (live)		live leaf is grazed by adult			Bromius obscurus	a leaf beetle	Coleoptera: Chrysomelidae	Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007	/Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Bromius obscurus/	Bromius obscurus	a leaf beetle				adult	Foodplant / open feeder			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Petasites japonicus/	Petasites japonicus	giant butterbur		live	leaf				(5-10)	adult grazes on live leaf
leaf (live)		live leaf is parasitised by amphigenous colony of Ramularia hyphomycetous anamorph			Ramularia major	(An Anamorphic Fungus)	Capnodiales: Mycosphaerellaceae	Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998	/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia major/	Ramularia major	(an anamorphic fungus)		amphigenous	colony	Ramularia hyphomycetous anamorph	Foodplant / parasite		Foreign	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Petasites japonicus/	Petasites japonicus	giant butterbur		live	leaf					amphigenous colony of Ramularia hyphomycetous anamorph parasitises live leaf
roots		roots is foodplant of communal larva			Bromius obscurus	a leaf beetle	Coleoptera: Chrysomelidae	Atlas of the Seed and Leaf Beetles of Britain and Ireland, Cox, M.L., 2007	/Animalia/Arthropoda/Insecta/Coleoptera/Chrysomelidae/Bromius obscurus/	Bromius obscurus	a leaf beetle		communal		larva	Foodplant / feeds on			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Petasites japonicus/	Petasites japonicus	giant butterbur			roots					communal larva feeds on roots

Author & Year	Title	Source
Braun, U., 1998	Monograph of Cercosporella, Ramularia and Allied Genera - Vol II	Phytopathogenic Hyphomycetes, 2, 493pp, IHW-Verlag
Cox, M.L., 2007	Atlas of the Seed and Leaf Beetles of Britain and Ireland	336pp, Pisces Publications
Moore, W.C., 1959	British Parasitic Fungi	430pp, Cambridge University Press

Petasites japonicus (Giant Butterbur) may also be included in 'fed on by' relations listed under the following higher taxa:

Petasites
(butterburs)

Senecioneae
(a tribe of composites)

ASTERACEAE
(daisies, dandelions and thistles, composite)

EU-DICOTS
(dicotyledonous flowering plants)

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Herbaceous Plants
(herbaceous plants)

Taxonomic hierarchy:

Species	Petasites japonicus (Giant Butterbur)
Genus	Petasites (butterburs)
Tribe	Senecioneae (a tribe of composites)
Subfamily	ASTEROIDEAE (“daisies”)
Family	ASTERACEAE (daisies, dandelions and thistles, composite)
Order	ASTERALES (daisies, dandelions, thistles and bell flowers)
Subclass	EU-DICOTS (dicotyledonous flowering plants)
Class	MAGNOLIOPSIDA (flowering plants)
Phylum	TRACHEOPHYTA (vascular plants)
Kingdom	PLANTAE (plants)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Petasites japonicus is also a member of:
Herbaceous Plants - herbaceous plants (via Asteraceae)

NBN

NBN (data.nbn.org.uk) has a distribution map for Petasites japonicus (Giant Butterbur)

Petasites japonicus (Giant Butterbur) may be included in identification literature listed under the following higher taxa:

ASTERACEAE
(daisies, dandelions and thistles, composite)

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Literature listed under the following higher taxa may be relevant to Petasites japonicus (Giant Butterbur):

ASTERACEAE
(daisies, dandelions and thistles, composite)

MAGNOLIOPSIDA
(flowering plants)

TRACHEOPHYTA
(vascular plants)

PLANTAE
(plants)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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