Hordeum (barleys)

Interactions where Hordeum 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 State	Active Part	Active Stage	Relationship	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season	Summary
	is foodplant of larva	Zabrus tenebrioides	a ground beetle	Coleoptera: Carabidae	Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992	/Animalia/Arthropoda/Insecta/Coleoptera/Carabidae/Zabrus tenebrioides/	Zabrus tenebrioides	a ground beetle			larva	Foodplant / feeds on		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys							larva feeds on
	is foodplant of larva	Phalacrus corruscus	a smut beetle	Coleoptera: Phalacridae	Host Plants of British Beetles: A List of Recorded Associations, Bullock, J.A., 1992	/Animalia/Arthropoda/Insecta/Coleoptera/Phalacridae/Phalacrus corruscus/	Phalacrus corruscus	a smut beetle			larva	Foodplant / feeds on		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys							larva feeds on
	is foodplant of Ascochyta coelomycetous anamorph	Ascochyta avenae	a coelomycete	Pleosporales	Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Ascochyta avenae/	Ascochyta avenae	a coelomycete			Ascochyta coelomycetous anamorph	Foodplant / feeds on	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys							Ascochyta coelomycetous anamorph feeds on
	is foodplant of pycnidium of Ascochyta coelomycetous anamorph	Ascochyta hordei var europaea	a coelomycete	Pleosporales	Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Ascochyta hordei var. europaea/	Ascochyta hordei var. europaea	a coelomycete		pycnidium	Ascochyta coelomycetous anamorph	Foodplant / feeds on	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys							pycnidium of Ascochyta coelomycetous anamorph feeds on
	stubble is decayed by colony of Dictyosporium dematiaceous anamorph	Dictyosporium elegans	a dematiaceous anamorphic fungus	Pleosporales	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Dictyosporium elegans/	Dictyosporium elegans	a dematiaceous anamorphic fungus		colony	Dictyosporium dematiaceous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys			stubble				colony of Dictyosporium dematiaceous anamorph is saprobic on stubble
	Drechslera dematiaceous anamorph may be infected and damaged by live leaf	Pyrenophora japonica	an ascomycete	Pleosporales: Pleosporaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Pyrenophora japonica/	Pyrenophora japonica	an ascomycete	live	leaf		Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys			Drechslera dematiaceous anamorph				live leaf infects and damages Drechslera dematiaceous anamorph
(dead)	dead is decayed by colony of Drechsler dematiaceous anamorph	Drechslera dematioidea	a dematiaceous anamorphic fungus	Pleosporales: Pleosporaceae	Drechslera dematioidea, Punithalingam, E., 1990	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Drechslera dematioidea/	Drechslera dematioidea	a dematiaceous anamorphic fungus		colony	Drechsler dematiaceous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead						colony of Drechsler dematiaceous anamorph is saprobic on dead
(dead)	dead is decayed by Rhizoctonia anamorph	Waitea circinata	"Barley Stunt" causative organism	Corticiales: Corticiaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	/Fungi/Basidiomycota/Agaricomycetes/Corticiales/Corticiaceae/Waitea circinata/	Waitea circinata	"barley stunt" causative organism			Rhizoctonia anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead						Rhizoctonia anamorph is saprobic on dead
(live)	live is parasitised by	Blumeria graminis	Grass Mildew, Grass and Cereal Powdery Mildew	Erysiphales: Erysiphaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Erysiphales/Erysiphaceae/Blumeria graminis/	Blumeria graminis	grass mildew, grass and cereal powdery mildew				Foodplant / parasite		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live						parasitises live
(live)	live may be infected and damaged by Rhizoctonia anamorph	Waitea circinata	"Barley Stunt" causative organism	Corticiales: Corticiaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	/Fungi/Basidiomycota/Agaricomycetes/Corticiales/Corticiaceae/Waitea circinata/	Waitea circinata	"barley stunt" causative organism			Rhizoctonia anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live						Rhizoctonia anamorph infects and damages live
ear	ear may be infected and damaged by colony of Fusarium anamorph	Fusarium poae	Carnation Bud Rot, Silvertop Disease (A causative organism)	Hypocreales: Nectriaceae	New or interesting British fungi, Dennis, R.W.G. & Wakefield, E.M., 1946	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Fusarium poae/	Fusarium poae	carnation bud rot, silvertop disease (a causative organism)		colony	Fusarium anamorph	Foodplant / pathogen	Foreign	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		ear					colony of Fusarium anamorph infects and damages ear
flower stalk	flower stalk is galled by larva	Chlorops pumilionis	Barley Gout Fly	Diptera: Chloropidae	Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986	/Animalia/Arthropoda/Insecta/Diptera/Chloropidae/Chlorops pumilionis/	Chlorops pumilionis	barley gout fly			larva	Foodplant / gall		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		flower stalk					larva causes gall of flower stalk
leaf (near end of mine)	leaf (near end of mine) may have puparium	Agromyza albipennis	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza albipennis/	Agromyza albipennis	a leaf-mining fly			puparium	Plant / resting place / on		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf (near end of mine)					puparium may be found on leaf (near end of mine)
leaf sheath (lower part) (dead)	dead leaf sheath (lower part) may be infected and damaged by immersed, mycelial matted perithecium	Gaeumannomyces graminis	Take-all Patch Disease, Ophiobolus Patch (Causative Agent)	Magnaporthales: Magnaporthaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Magnaporthales/Magnaporthaceae/Gaeumannomyces graminis/	Gaeumannomyces graminis	take-all patch disease, ophiobolus patch (causative agent)	immersed, mycelial matted		perithecium	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	leaf sheath (lower part)				(3-10)	immersed, mycelial matted perithecium infects and damages dead leaf sheath (lower part)
leaf sheath (lower part) (dead)	dead leaf sheath (lower part) may be infected and damaged by immersed, mycelial matted perithecium	Gaeumannomyces graminis var avenae	an ascomycete	Magnaporthales: Magnaporthaceae	A comparison between Ophiobolus graminis and Ophiobolus graminis var. avenae, Willetts, H.J., 1961	/Fungi/Ascomycota/Sordariomycetes/Magnaporthales/Magnaporthaceae/Gaeumannomyces graminis var. avenae/	Gaeumannomyces graminis var. avenae	an ascomycete	immersed, mycelial matted		perithecium	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	leaf sheath (lower part)				(3-10)	immersed, mycelial matted perithecium infects and damages dead leaf sheath (lower part)
leaf sheath (usually close to stem base)	leaf sheath (usually close to stem base) may be infected and damaged by immersed perithecium	Monographella nivalis	Snow Mould, "Fusarium Patch" - causative organism	Xylariales: Amphisphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Xylariales/Amphisphaeriaceae/Monographella nivalis/	Monographella nivalis	snow mould, "Fusarium patch" (causative organism)	immersed		perithecium	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf sheath (usually close to stem base)					immersed perithecium infects and damages leaf sheath (usually close to stem base)
leaf sheath (usually close to stem base)	leaf sheath (usually close to stem base) may be infected and damaged by Fusarium anamorph	Monographella nivalis	Snow Mould, "Fusarium Patch" - causative organism	Xylariales: Amphisphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Xylariales/Amphisphaeriaceae/Monographella nivalis/	Monographella nivalis	snow mould, "Fusarium patch" (causative organism)			Fusarium anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf sheath (usually close to stem base)					Fusarium anamorph infects and damages leaf sheath (usually close to stem base)
leaf-mine	leaf-mine may house puparium	Agromyza albipennis	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza albipennis/	Agromyza albipennis	a leaf-mining fly			puparium	Plant / resting place / within		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf-mine					puparium may be found in leaf-mine
leaf-mine	leaf-mine may house puparium	Chromatomyia milii	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Chromatomyia milii/	Chromatomyia milii	a leaf-mining fly			puparium	Plant / resting place / within		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf-mine		Major			puparium may be found in leaf-mine
leaf	leaf is mined by solitary larva	Agromyza albipennis	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza albipennis/	Agromyza albipennis	a leaf-mining fly	solitary		larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf					solitary larva mines leaf
leaf	leaf is mined by larva	Agromyza nigrociliata	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza nigrociliata/	Agromyza nigrociliata	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf					larva mines leaf
leaf	leaf is mined by larva	Chromatomyia milii	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Chromatomyia milii/	Chromatomyia milii	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf		Major			larva mines leaf
leaf	leaf is spotted by immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph	Pseudoseptoria donacis	a coelomycete	Dothideales: Saccotheciaceae	Fungi of the South East England, Dennis, R.W.G., 1995 British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935	/Fungi/Ascomycota/Dothideomycetes/Dothideales/Saccotheciaceae/Pseudoseptoria donacis/	Pseudoseptoria donacis	a coelomycete	immersed, crowded or in rows	pycnidium	Pseudoseptoria coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf				(5-7)	immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph causes spots on leaf
leaf	leaf is spotted by immersed pycnidium of Ascochyta coelomycetous anamorph	Ascochyta avenae var avenae	a coelomycete	Pleosporales	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Ascochyta avenae var. avenae/	Ascochyta avenae var. avenae	a coelomycete	immersed	pycnidium	Ascochyta coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf					immersed pycnidium of Ascochyta coelomycetous anamorph causes spots on leaf
leaf	leaf is spotted by colony of Drechsler dematiaceous anamorph	Pyrenophora erythrospila	an ascomycete	Pleosporales: Pleosporaceae	Pyrenophora erythrospila, Punithalingam, E., 1990	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Pyrenophora erythrospila/	Pyrenophora erythrospila	an ascomycete		colony	Drechsler dematiaceous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf					colony of Drechsler dematiaceous anamorph causes spots on leaf
leaf	leaf may be infected and damaged by	Pyrenophora teres	Net Blotch Disease Of Winter Barley - causative organism	Pleosporales: Pleosporaceae	A simple method for producing suspensions of Pyrenophora teres spores, Thomas, M.R., 1984	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Pyrenophora teres/	Pyrenophora teres	net blotch disease of winter barley - causative organism				Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		leaf					infects and damages leaf
leaf (dead, fungus infected)	dead, fungus infected leaf is decayed by Alternaria dematiaceous anamorph	Lewia infectoria	an ascomycete	Pleosporales: Pleosporaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Lewia infectoria/	Lewia infectoria	an ascomycete			Alternaria dematiaceous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead, fungus infected	leaf					Alternaria dematiaceous anamorph is saprobic on dead, fungus infected leaf
leaf (live)	live leaf is spotted by crowded, arranged in rows or scattered, immersed, minute, fuscous pycnidium of Septoria coelomycetous anamorph	Zymoseptoria tritici	an ascomycete		British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935	/Fungi/Ascomycota/Dothideomycetes/Zymoseptoria tritici/	Zymoseptoria tritici	an ascomycete	crowded, arranged in rows or scattered, immersed, minute, fuscous	pycnidium	Septoria coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	leaf				(summer)	crowded, arranged in rows or scattered, immersed, minute, fuscous pycnidium of Septoria coelomycetous anamorph causes spots on live leaf
leaf (live)	live leaf may be infected and damaged by immersed stroma of Pseudocercosporella dematiaceous anamorph	Oculimacula yallundae	Foot-rot, Strawbreaker, Eyespot and Lodging Diseases (Causative Organsim), Wheat Eyespot	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995 Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Oculimacula yallundae/	Oculimacula yallundae	foot-rot, strawbreaker, eyespot and lodging diseases (causative organsim), wheat eyespot	immersed	stroma	Pseudocercosporella dematiaceous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	leaf					immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live leaf
leaf (live)	live leaf is spotted by immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph	Rhynchosporium agropyri	Leaf Blotch or Scald Of Grasses - causative organism, Couch Scald	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995 Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium agropyri/	Rhynchosporium agropyri	leaf blotch or scald of grasses - causative organism, couch scald	immersed, thin, subcuticular	stromatic plates	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	leaf				(4-9)	immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph causes spots on live leaf
ovary (live)	live ovary may be infected and damaged by embedded sorus	Ustilago tritici	Loose Smut (Of Wheat and Barley), Loose Smut Of Barley	Ustilaginales: Ustilaginaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	/Fungi/Basidiomycota/Ustilaginomycetes/Ustilaginales/Ustilaginaceae/Ustilago tritici/	Ustilago tritici	loose smut (of wheat and barley), loose smut of barley	embedded		sorus	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	ovary					embedded sorus infects and damages live ovary
root	root is parasitised by	Lagena radicicola	an oomycete	Lagenaceae	Fungi of the South East England, Dennis, R.W.G., 1995	/Chromista/Oomycota/Lagenaceae/Lagena radicicola/	Lagena radicicola	an oomycete				Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		root					parasitises root
root (live)	live root is parasitised by appressorium of Arthrobotrys anamorph	Arthrobotrys oligospora	a nematode-trapping anamorphic fungus	Orbiliales: Orbiliaceae	Morphogenesis in the nematode-trapping fungus Arthrobotrys oligospora – an extensive plasticity of infection structures, Nordbring-Hertz, B., 2004	/Fungi/Ascomycota/Orbiliomycetes/Orbiliales/Orbiliaceae/Arthrobotrys oligospora/	Arthrobotrys oligospora	a nematode-trapping anamorphic fungus		appressorium	Arthrobotrys anamorph	Foodplant / parasite		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	root			Indoors, in greenhouse, captivity, culture or experimentally induced		appressorium of Arthrobotrys anamorph parasitises live root
root (live)	live root is parasitised by	Polymyxa graminis	a protozoan slime-mould	Plasmodiophorida: Plasmodiophoridae	Fungi of the South East England, Dennis, R.W.G., 1995	/Protozoa/Cercozoa/Phytomyxea/Plasmodiophorida/Plasmodiophoridae/Polymyxa graminis/	Polymyxa graminis	a protozoan slime-mould				Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	root					parasitises live root
seed head	seed head may be infected and damaged by sporodochium of conidial Fusarium anamorph	Gibberella gordonii	a pyrenomycete	Hypocreales: Nectriaceae	Fusarium heterosporum, Booth, C., 1998	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Gibberella gordonii/	Gibberella gordonii	a pyrenomycete		sporodochium	conidial Fusarium anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		seed head					sporodochium of conidial Fusarium anamorph infects and damages seed head
sheath	sheath is spotted by immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph	Pseudoseptoria donacis	a coelomycete	Dothideales: Saccotheciaceae	Fungi of the South East England, Dennis, R.W.G., 1995 British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935	/Fungi/Ascomycota/Dothideomycetes/Dothideales/Saccotheciaceae/Pseudoseptoria donacis/	Pseudoseptoria donacis	a coelomycete	immersed, crowded or in rows	pycnidium	Pseudoseptoria coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		sheath				(5-7)	immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph causes spots on sheath
sheath (live)	live sheath may be infected and damaged by immersed stroma of Pseudocercosporella dematiaceous anamorph	Oculimacula yallundae	Foot-rot, Strawbreaker, Eyespot and Lodging Diseases (Causative Organsim), Wheat Eyespot	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995 Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Oculimacula yallundae/	Oculimacula yallundae	foot-rot, strawbreaker, eyespot and lodging diseases (causative organsim), wheat eyespot	immersed	stroma	Pseudocercosporella dematiaceous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	sheath					immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live sheath
sheath (live)	live sheath is spotted by immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph	Rhynchosporium agropyri	Leaf Blotch or Scald Of Grasses - causative organism, Couch Scald	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995 Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium agropyri/	Rhynchosporium agropyri	leaf blotch or scald of grasses - causative organism, couch scald	immersed, thin, subcuticular	stromatic plates	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	sheath				(4-9)	immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph causes spots on live sheath
stem (esp node) (dead)	dead stem (esp node) is decayed by scattered, initially immerse pseudothecium	Phaeosphaeria nodorum	Wheat Glume Blotch Fungus	Pleosporales: Phaeosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/	Phaeosphaeria nodorum	wheat glume blotch fungus	scattered, initially immerse		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem (esp node)				(spring, summer)	scattered, initially immerse pseudothecium is saprobic on dead stem (esp node)
stem (esp node) (dead)	dead stem (esp node) is decayed by scattered, initially immersed pycnidium of Septoria anamorph	Phaeosphaeria nodorum	Wheat Glume Blotch Fungus	Pleosporales: Phaeosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Phaeosphaeria nodorum/	Phaeosphaeria nodorum	wheat glume blotch fungus	scattered, initially immersed	pycnidium	Septoria anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem (esp node)				(spring, summer)	scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node)
stem base	stem base may be infected and damaged by clustered perithecium	Gibberella zeae	an ascomycete	Hypocreales: Nectriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Gibberella zeae/	Gibberella zeae	an ascomycete	clustered		perithecium	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem base					clustered perithecium infects and damages stem base
stem base	stem base may be infected and damaged by Fusarium anamorph	Gibberella zeae	an ascomycete	Hypocreales: Nectriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Gibberella zeae/	Gibberella zeae	an ascomycete			Fusarium anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem base					Fusarium anamorph infects and damages stem base
stem base (dead)	dead stem base may be infected and damaged by immersed, mycelial matted perithecium	Gaeumannomyces graminis	Take-all Patch Disease, Ophiobolus Patch (Causative Agent)	Magnaporthales: Magnaporthaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Magnaporthales/Magnaporthaceae/Gaeumannomyces graminis/	Gaeumannomyces graminis	take-all patch disease, ophiobolus patch (causative agent)	immersed, mycelial matted		perithecium	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem base				(3-10)	immersed, mycelial matted perithecium infects and damages dead stem base
stem base (dead)	dead stem base may be infected and damaged by immersed, mycelial matted perithecium	Gaeumannomyces graminis var avenae	an ascomycete	Magnaporthales: Magnaporthaceae	A comparison between Ophiobolus graminis and Ophiobolus graminis var. avenae, Willetts, H.J., 1961	/Fungi/Ascomycota/Sordariomycetes/Magnaporthales/Magnaporthaceae/Gaeumannomyces graminis var. avenae/	Gaeumannomyces graminis var. avenae	an ascomycete	immersed, mycelial matted		perithecium	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem base				(3-10)	immersed, mycelial matted perithecium infects and damages dead stem base
stem internode (basal)	stem internode (basal) is decayed by immersed pseudothecium	Ophiosphaerella herpotricha	an ascomycete	Pleosporales: Phaeosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Ophiosphaerella herpotricha/	Ophiosphaerella herpotricha	an ascomycete	immersed		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem internode (basal)				(3-7)	immersed pseudothecium is saprobic on stem internode (basal)
stem internode (basal)	stem internode (basal) is decayed by immersed pycnidial anamorph	Ophiosphaerella herpotricha	an ascomycete	Pleosporales: Phaeosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Phaeosphaeriaceae/Ophiosphaerella herpotricha/	Ophiosphaerella herpotricha	an ascomycete	immersed		pycnidial anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem internode (basal)		Minor		(3-7)	immersed pycnidial anamorph is saprobic on stem internode (basal)
stem node (lower)	stem node (lower) may be infected and damaged by clustered perithecium	Gibberella zeae	an ascomycete	Hypocreales: Nectriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Gibberella zeae/	Gibberella zeae	an ascomycete	clustered		perithecium	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem node (lower)					clustered perithecium infects and damages stem node (lower)
stem node (lower)	stem node (lower) may be infected and damaged by Fusarium anamorph	Gibberella zeae	an ascomycete	Hypocreales: Nectriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Gibberella zeae/	Gibberella zeae	an ascomycete			Fusarium anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem node (lower)					Fusarium anamorph infects and damages stem node (lower)
stem	stem may contain larva	Cephus pygmeus	Wheat Stem Borer	Hymenoptera: Cephidae	Hymenoptera: 2. Symphyta. Section (a), Benson, R.B., 1951	/Animalia/Arthropoda/Insecta/Hymenoptera/Cephidae/Cephus pygmeus/	Cephus pygmeus	wheat stem borer			larva	Foodplant / internal feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys		stem					larva feeds within stem
stem (dead, fungus infected)	dead, fungus infected stem is decayed by Alternaria dematiaceous anamorph	Lewia infectoria	an ascomycete	Pleosporales: Pleosporaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Lewia infectoria/	Lewia infectoria	an ascomycete			Alternaria dematiaceous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead, fungus infected	stem					Alternaria dematiaceous anamorph is saprobic on dead, fungus infected stem
stem (dead)	dead stem is decayed by pseudothecium	Lewia infectoria	an ascomycete	Pleosporales: Pleosporaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Lewia infectoria/	Lewia infectoria	an ascomycete			pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem				(2-10)	pseudothecium is saprobic on dead stem
stem (dead)	dead stem is decayed by pseudothecium	Pleospora straminis	an ascomycete	Pleosporales: Pleosporaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Pleospora straminis/	Pleospora straminis	an ascomycete			pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem				(4-9)	pseudothecium is saprobic on dead stem
stem (dead)	dead stem is decayed by pseudothecium	Septoriella vagans	an ascomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Septoriella vagans/	Septoriella vagans	an ascomycete			pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem				(4-8)	pseudothecium is saprobic on dead stem
stem (dead)	dead stem is decayed by pycnidium of Hendersonia coelomycetous anamorph	Septoriella vagans	an ascomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Septoriella vagans/	Septoriella vagans	an ascomycete		pycnidium	Hendersonia coelomycetous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem					pycnidium of Hendersonia coelomycetous anamorph is saprobic on dead stem
stem (dead)	dead stem is decayed by fruitbody	Typhula incarnata	Snow Rot Disease Of Barley - causative organism	Agaricales: Typhulaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	/Fungi/Basidiomycota/Agaricomycetes/Agaricales/Typhulaceae/Typhula incarnata/	Typhula incarnata	snow rot disease of barley - causative organism			fruitbody	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dead	stem					fruitbody is saprobic on dead stem
stem (dying)	dying stem is decayed by fruitbody	Typhula incarnata	Snow Rot Disease Of Barley - causative organism	Agaricales: Typhulaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	/Fungi/Basidiomycota/Agaricomycetes/Agaricales/Typhulaceae/Typhula incarnata/	Typhula incarnata	snow rot disease of barley - causative organism			fruitbody	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	dying	stem					fruitbody is saprobic on dying stem
stem (live)	live stem may be infected and damaged by immersed stroma of Pseudocercosporella dematiaceous anamorph	Oculimacula yallundae	Foot-rot, Strawbreaker, Eyespot and Lodging Diseases (Causative Organsim), Wheat Eyespot	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995 Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Oculimacula yallundae/	Oculimacula yallundae	foot-rot, strawbreaker, eyespot and lodging diseases (causative organsim), wheat eyespot	immersed	stroma	Pseudocercosporella dematiaceous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Hordeum/	Hordeum	barleys	live	stem					immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live stem

Subtaxon	Rank	No of interactions
Hordeum distichon s.l. two-rowed barley	Species aggregate	7 trophisms
Hordeum jubatum Foxtail Barley	Species	2 trophisms
Hordeum marinum Sea Barley	Species	4 trophisms
Hordeum murinum Wall Barley	Species	13 trophisms
Hordeum secalinum Meadow Barley	Species	1 trophisms
Hordeum vulgare Six-rowed Barley	Species	4 trophisms
Hordeum vulgare sens. lat. Six-rowed Barley	Species	25 trophisms

Genus	Hordeum (barleys)
Tribe	Triticeae (wheats & barleys)
Subfamily	POOIDEAE (a subfamily of grasses)
Family	POACEAE (grasses, couch)
Order	POALES (grasses, sedges & rushes)
Class	MAGNOLIOPSIDA (flowering plants)
Phylum	TRACHEOPHYTA (vascular plants)
Kingdom	PLANTAE (plants)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Hordeum L.
(barleys)

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

Taxonomic hierarchy:

BioInfo - Wildlife Information (UK)

Author & Year	Title	Source
Benson, R.B., 1951	Hymenoptera: 2. Symphyta. Section (a)	Handbooks for the Identification of British Insects , Vol VI, Part 2(a), 49pp, The Royal Entomological Society of London
Booth, C., 1998	Fusarium heterosporum	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 572.
Braun, U., 1995	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1	Phytopathogenic Hyphomycetes, 1, 333pp, IHW-Verlag
Bullock, J.A., 1992	Host Plants of British Beetles: A List of Recorded Associations	11a, 24pp, Amateur Entomologists’ Society
Dennis, R.W.G. & Wakefield, E.M., 1946	New or interesting British fungi	TBMS Vol 29 (3): 141-166.
Dennis, R.W.G., 1995	Fungi of the South East England	383pp, Royal Botanic Gardens, Kew
Ellis, M.B. & J.P., 1997	Microfungi on Land Plants: An Identification Handbook	2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Grove, W.B., 1935	British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia	Vol I, 488pp, Cambridge University Press
Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005	Checklist of the British and Irish Basidiomycota	517pp, Royal Botanic Gardens, Kew
Nordbring-Hertz, B., 2004	Morphogenesis in the nematode-trapping fungus Arthrobotrys oligospora – an extensive plasticity of infection structures	Mycologist Vol 18 (3): 125-133.
Punithalingam, E., 1990	Pyrenophora erythrospila	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 1010.
Punithalingam, E., 1990	Drechslera dematioidea	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 1009.
Spencer, K.A., 1972	Diptera: Agromyzidae	Handbooks for the Identification of British Insects , Vol X. Part 5(g), 136pp, The Royal Entomological Society of London
Stubbs, F.B. (Editor), 1986	Provisional Keys to British Plant Galls	95pp, British Plant Gall Society (BPGS)
Thomas, M.R., 1984	A simple method for producing suspensions of Pyrenophora teres spores	Bull. Br. mycol. Soc. Vol 18 (1): 60-61.
Willetts, H.J., 1961	A comparison between Ophiobolus graminis and Ophiobolus graminis var. avenae	TBMS Vol 44 (4): 504-510.