Poa (meadow-grasses)

Interactions where Poa 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 Taxon's significance to Active Taxon	Season	Summary
	is foodplant of pycnidium of Ascochyta coelomycetous anamorph	Didymella phleina	an ascomycete	Pleosporales: Didymellaceae	Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Didymellaceae/Didymella phleina/	Didymella phleina	an ascomycete		pycnidium	Ascochyta coelomycetous anamorph	Foodplant / feeds on	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses					pycnidium of Ascochyta coelomycetous anamorph feeds on
culm (dead)	dead culm is decayed by sessile apothecium	Mollisia poaeoides	a discomycete	Helotiales: Dermateaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Dermateaceae/Mollisia poaeoides/	Mollisia poaeoides	a discomycete	sessile		apothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	culm		(11-2)	sessile apothecium is saprobic on dead culm
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/Poa/	Poa	meadow-grasses		ear			colony of Fusarium anamorph infects and damages ear
inflorescence (live)	live inflorescence may be infected and damaged by pycnidium of Dilophospora coelomycetous anamorph	Lidophia graminis	Twist		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935	/Fungi/Ascomycota/Dothideomycetes/Lidophia graminis/	Lidophia graminis	twist		pycnidium	Dilophospora coelomycetous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	inflorescence		(5-10, esp. 7)	pycnidium of Dilophospora coelomycetous anamorph infects and damages live inflorescence
leaf (basal) (live)	live leaf (basal) is parasitised by cleistothecium	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			cleistothecium	Foodplant / parasite		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf (basal)		(7-10)	cleistothecium parasitises live leaf (basal)
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/Poa/	Poa	meadow-grasses		leaf (near end of mine)	Minor		puparium may be found on leaf (near end of mine)
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/Poa/	Poa	meadow-grasses		leaf-mine	Minor		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/Poa/	Poa	meadow-grasses		leaf-mine	Major		puparium may be found in leaf-mine
leaf-mine	leaf-mine may house puparium	Chromatomyia nigra	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Chromatomyia nigra/	Chromatomyia nigra	a leaf-mining fly			puparium	Plant / resting place / within		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf-mine			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/Poa/	Poa	meadow-grasses		leaf	Minor		solitary larva mines leaf
leaf	leaf is mined by larva	Agromyza nigrella	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza nigrella/	Agromyza nigrella	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			larva mines leaf
leaf	leaf is mined by solitary larva	Agromyza rondensis	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Agromyza rondensis/	Agromyza rondensis	a leaf-mining fly	solitary		larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			solitary larva mines leaf
leaf	leaf is mined by larva	Cerodontha crassiseta	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Cerodontha crassiseta/	Cerodontha crassiseta	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		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/Poa/	Poa	meadow-grasses		leaf	Major		larva mines leaf
leaf	leaf is mined by larva	Chromatomyia nigra	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Chromatomyia nigra/	Chromatomyia nigra	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			larva mines leaf
leaf	leaf is mined by larva	Liriomyza flaveola	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Liriomyza flaveola/	Liriomyza flaveola	a leaf-mining fly			larva	Foodplant / miner		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf	Major		larva mines leaf
leaf	leaf may have puparium	Liriomyza flaveola	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Liriomyza flaveola/	Liriomyza flaveola	a leaf-mining fly			puparium	Plant / resting place / on		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf	Major		puparium may be found on leaf
leaf	leaf may contain larva	Pseudonapomyza atra	a leaf-mining fly	Diptera: Agromyzidae	Diptera: Agromyzidae, Spencer, K.A., 1972	/Animalia/Arthropoda/Insecta/Diptera/Agromyzidae/Pseudonapomyza atra/	Pseudonapomyza atra	a leaf-mining fly			larva	Foodplant / internal feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf	Major		larva feeds within leaf
leaf	leaf is grazed by larva	Eutomostethus ephippium	a sawfly	Hymenoptera: Tenthredinidae	Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952	/Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Eutomostethus ephippium/	Eutomostethus ephippium	a sawfly			larva	Foodplant / open feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			larva grazes on leaf
leaf	leaf is grazed by larva	Euura obducta	a sawfly	Hymenoptera: Tenthredinidae	Hymenoptera: 2. Symphyta. Section (c), Benson, R.B., 1958	/Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Euura obducta/	Euura obducta	a sawfly			larva	Foodplant / open feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf	Major		larva grazes on leaf
leaf	leaf is grazed by larva	Dolerus haematodes	a sawfly	Hymenoptera: Tenthredinidae	Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952	/Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Dolerus haematodes/	Dolerus haematodes	a sawfly			larva	Foodplant / open feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			larva grazes on leaf
leaf	leaf is grazed by larva	Selandria serva	a sawfly	Hymenoptera: Tenthredinidae	Hymenoptera: 2. Symphyta. Section (b), Benson, R.B., 1952	/Animalia/Arthropoda/Insecta/Hymenoptera/Tenthredinidae/Selandria serva/	Selandria serva	a sawfly			larva	Foodplant / open feeder		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf	Major		larva grazes on leaf
leaf	leaf is spotted by immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph	Pseudoseptoria donacis	a coelomycete	Dothideales: Saccotheciaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 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		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf		(5-7)	immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph causes spots on leaf
leaf	leaf is spotted by pycnidium of Actinothyrium coelomycetous anamorph	Ascochyta leptospora	a coelomycete	Pleosporales	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/Dothideomycetes/Pleosporales/Ascochyta leptospora/	Ascochyta leptospora	a coelomycete		pycnidium	Actinothyrium coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			pycnidium of Actinothyrium coelomycetous anamorph causes spots on leaf
leaf	leaf is spotted by acervulus of Colletotrichum coelomycetous anamorph	Glomerella graminicola	an ascomycete	Glomerellaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Glomerellaceae/Glomerella graminicola/	Glomerella graminicola	an ascomycete		acervulus	Colletotrichum coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		leaf			acervulus of Colletotrichum coelomycetous anamorph causes spots on leaf
leaf (dead)	dead leaf is decayed by immersed pseudothecium	Botryosphaeria festucae	an ascomycete	Botryosphaeriales: Botryosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Botryosphaeria festucae/	Botryosphaeria festucae	an ascomycete	immersed		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	leaf		(6-8)	immersed pseudothecium is saprobic on dead leaf
leaf (dead)	dead leaf is decayed by perithecium	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete			perithecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	leaf		(6-7)	perithecium is saprobic on dead leaf
leaf (dead)	dead leaf is decayed by superficial conidioma of Dinemasporium coelomycetous anamorph	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete	superficial	conidioma	Dinemasporium coelomycetous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	leaf		(1-12)	superficial conidioma of Dinemasporium coelomycetous anamorph is saprobic on dead leaf
leaf (fading)	fading leaf is spotted by gregarious, with smoky-brown pore pycnidium of Ascochyta coelomycetous anamorph	Ascochyta graminicola	a coelomycete	Pleosporales	British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935 British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Ascochyta graminicola/	Ascochyta graminicola	a coelomycete	gregarious, with smoky-brown pore	pycnidium	Ascochyta coelomycetous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	fading	leaf		(late summer)	gregarious, with smoky-brown pore pycnidium of Ascochyta coelomycetous anamorph causes spots on fading leaf
leaf (live)	live leaf may be infected and damaged by immersed, often in rows between veins pycnidium of Dilophospora coelomycetous anamorph	Lidophia graminis	Twist		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Stem- and Leaf- Fungi: Coelomycetes Vol. I … Sphaeropsidales with hyaline conidia, Grove, W.B., 1935	/Fungi/Ascomycota/Dothideomycetes/Lidophia graminis/	Lidophia graminis	twist	immersed, often in rows between veins	pycnidium	Dilophospora coelomycetous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf		(5-10, esp. 7)	immersed, often in rows between veins pycnidium of Dilophospora coelomycetous anamorph infects and damages live 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/Poa/	Poa	meadow-grasses	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 is parasitised by effuse, mainly epiphyllous colony of Oidium anamorph	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	effuse, mainly epiphyllous	colony	Oidium anamorph	Foodplant / parasite		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf		(2+)	effuse, mainly epiphyllous colony of Oidium anamorph parasitises 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 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		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf			immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live leaf
leaf (live)	live leaf is spotted by immersed stromatic 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/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium agropyri/	Rhynchosporium agropyri	leaf blotch or scald of grasses - causative organism, couch scald	immersed	stromatic	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf			immersed stromatic of Rhynchosporium coelomycetous anamorph causes spots on live leaf
leaf (live)	live leaf is spotted by immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph	Rhynchosporium orthosporum	Cocksfoot Scald	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium orthosporum/	Rhynchosporium orthosporum	cocksfoot scald	immersed, thin, subcuticular	stromatic plates	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf			immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph causes spots on live leaf
leaf (live)	live leaf is parasitised by sorus	Jamesdicksonia dactylidis	a smut fungus	Georgefischeriales: Georgefischeriaceae	Additions and amendments to the list of British smut fungi, Spooner, B.M. & Legon, N.W., 2006	/Fungi/Basidiomycota/Exobasidiomycetes/Georgefischeriales/Georgefischeriaceae/Jamesdicksonia dactylidis/	Jamesdicksonia dactylidis	a smut fungus			sorus	Foodplant / parasite	Foreign	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf	Minor		sorus parasitises live leaf
leaf (live)	live leaf is parasitised by embedded sorus	Urocystis poae	Meadow Grass Smut	Urocystidales: Urocystidaceae	Checklist of the British and Irish Basidiomycota, Legon, N.W. & Henrici, A. with Roberts, P.J., Spooner, B.M. & Watling, R., 2005 Additions and amendments to the list of British smut fungi, Spooner, B.M. & Legon, N.W., 2006	/Fungi/Basidiomycota/Ustilaginomycetes/Urocystidales/Urocystidaceae/Urocystis poae/	Urocystis poae	meadow grass smut	embedded		sorus	Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	leaf			embedded sorus parasitises live leaf
root hair (live)	live root hair is parasitised by	Ligniera junci	a protozoan slime-mould	Plasmodiophorida: Plasmodiophoridae	Fungi of the South East England, Dennis, R.W.G., 1995	/Protozoa/Cercozoa/Phytomyxea/Plasmodiophorida/Plasmodiophoridae/Ligniera junci/	Ligniera junci	a protozoan slime-mould				Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	root hair			parasitises live root hair
root hair (live)	live root hair is parasitised by	Sorosphaeria radicalis	a protozoan slime-mould	Plasmodiophorida: Plasmodiophoridae	Fungi of the South East England, Dennis, R.W.G., 1995	/Protozoa/Cercozoa/Phytomyxea/Plasmodiophorida/Plasmodiophoridae/Sorosphaeria radicalis/	Sorosphaeria radicalis	a protozoan slime-mould				Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	root hair			parasitises live root hair
sheath	sheath is spotted by immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph	Pseudoseptoria donacis	a coelomycete	Dothideales: Saccotheciaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 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		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		sheath		(5-7)	immersed, crowded or in rows pycnidium of Pseudoseptoria coelomycetous anamorph causes spots on sheath
sheath (dead)	dead sheath is decayed by perithecium	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete			perithecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	sheath		(6-7)	perithecium is saprobic on dead sheath
sheath (dead)	dead sheath is decayed by superficial conidioma of Dinemasporium coelomycetous anamorph	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete	superficial	conidioma	Dinemasporium coelomycetous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	sheath		(1-12)	superficial conidioma of Dinemasporium coelomycetous anamorph is saprobic on dead sheath
sheath (live)	live sheath is parasitised by cleistothecium	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			cleistothecium	Foodplant / parasite		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	sheath		(7-10)	cleistothecium parasitises live 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 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		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	sheath			immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live sheath
sheath (live)	live sheath is spotted by immersed stromatic 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/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium agropyri/	Rhynchosporium agropyri	leaf blotch or scald of grasses - causative organism, couch scald	immersed	stromatic	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	sheath			immersed stromatic of Rhynchosporium coelomycetous anamorph causes spots on live sheath
sheath (live)	live sheath is spotted by immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph	Rhynchosporium orthosporum	Cocksfoot Scald	Helotiales	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1, Braun, U., 1995	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Rhynchosporium orthosporum/	Rhynchosporium orthosporum	cocksfoot scald	immersed, thin, subcuticular	stromatic plates	Rhynchosporium coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	sheath			immersed, thin, subcuticular stromatic plates of Rhynchosporium coelomycetous anamorph causes spots on live sheath
sheath (live)	live sheath is parasitised by embedded sorus	Urocystis poae	Meadow Grass Smut	Urocystidales: Urocystidaceae	Additions and amendments to the list of British smut fungi, Spooner, B.M. & Legon, N.W., 2006	/Fungi/Basidiomycota/Ustilaginomycetes/Urocystidales/Urocystidaceae/Urocystis poae/	Urocystis poae	meadow grass smut	embedded		sorus	Foodplant / parasite	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	sheath			embedded sorus parasitises live sheath
stem (esp node) (dead)	dead stem (esp node) is decayed by scattered, initially immersed 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 immersed		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem (esp node)		(spring, summer)	scattered, initially immersed 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/Poa/	Poa	meadow-grasses	dead	stem (esp node)		(spring, summer)	scattered, initially immersed pycnidium of Septoria anamorph is saprobic on dead stem (esp node)
stem	stem is galled by	Tylenchus devastatrix	an eelworm	Tylenchida: Tylenchidae	Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986	/Animalia/Nematoda/Secernentea/Tylenchida/Tylenchidae/Tylenchus devastatrix/	Tylenchus devastatrix	an eelworm				Foodplant / gall		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		stem			causes gall of stem
stem	stem is galled by stroma	Epichloe typhina	Choke	Hypocreales: Clavicipitaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Epichloë in Britain, Spooner, B.M. & Kemp, S.L., 2005	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Clavicipitaceae/Epichloe typhina/	Epichloe typhina	choke			stroma	Foodplant / gall		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses		stem		(fertile in 8)	stroma causes gall of stem
stem (dead)	dead stem is decayed by erect ascocarp	Acrospermum graminum	an ascomycete	Acrospermales: Acrospermaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Acrospermales/Acrospermaceae/Acrospermum graminum/	Acrospermum graminum	an ascomycete	erect		ascocarp	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem	Major		erect ascocarp is saprobic on dead stem
stem (dead)	dead stem is decayed by immersed pseudothecium	Botryosphaeria festucae	an ascomycete	Botryosphaeriales: Botryosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Botryosphaeriales/Botryosphaeriaceae/Botryosphaeria festucae/	Botryosphaeria festucae	an ascomycete	immersed		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem		(6-8)	immersed pseudothecium is saprobic on dead stem
stem (dead)	dead stem is decayed by scattered, initially immersed pseudothecium	Leptosphaeria culmifraga	an ascomycete	Pleosporales: Leptosphaeriaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Leptosphaeriaceae/Leptosphaeria culmifraga/	Leptosphaeria culmifraga	an ascomycete	scattered, initially immersed		pseudothecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem		(spring, summer)	scattered, initially immersed pseudothecium is saprobic on dead stem
stem (dead)	dead stem is spotted by acervulus of Colletotrichum coelomycetous anamorph	Glomerella graminicola	an ascomycete	Glomerellaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Glomerellaceae/Glomerella graminicola/	Glomerella graminicola	an ascomycete		acervulus	Colletotrichum coelomycetous anamorph	Foodplant / spot causer		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem	Minor		acervulus of Colletotrichum coelomycetous anamorph causes spots on dead stem
stem (dead)	dead stem is decayed by perithecium	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete			perithecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem		(6-7)	perithecium is saprobic on dead stem
stem (dead)	dead stem is decayed by superficial conidioma of Dinemasporium coelomycetous anamorph	Dinemasporium strigosum	a pyrenomycete		Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Dinemasporium strigosum/	Dinemasporium strigosum	a pyrenomycete	superficial	conidioma	Dinemasporium coelomycetous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	dead	stem		(1-12)	superficial conidioma of Dinemasporium coelomycetous anamorph is saprobic on dead 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 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		/Plantae/Tracheophyta/Magnoliopsida/Poales/Poaceae/Poa/	Poa	meadow-grasses	live	stem			immersed stroma of Pseudocercosporella dematiaceous anamorph infects and damages live stem

Subtaxon	Rank	No of interactions	No of references
Poa alpina Alpine Meadow-grass	Species	1 trophisms
Poa angustifolia Narrow-leaved Meadow-grass	Species	3 trophisms
Poa annua Annual Meadow-grass	Species	28 trophisms	2 references
Poa bulbosa Bulbous Meadow-grass	Species	2 trophisms
Poa compressa Flattened Meadow-grass	Species	5 trophisms
Poa glauca Glaucous Meadow-grass	Species	2 trophisms
Poa humilis Spreading Meadow-grass	Species	1 trophisms
Poa nemoralis Wood Meadow-grass	Species	11 trophisms
Poa palustris Swamp Meadow-grass	Species	1 trophisms
Poa pratensis Smooth Meadow-grass	Species	4 trophisms
Poa pratensis s.l. smooth meadow-grasses	Species aggregate	26 trophisms
Poa supina	Species		2 references
Poa trivialis Rough Meadow-grass	Species	27 trophisms	1 references

Genus	Poa (meadow-grasses)
Tribe	Poeae (a tribe of grasses)
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)

Handling & Magnification	Author	Year	Title	Source
	Clement, E.J.	2005	A New, Illustrated Monograph of Poa	BSBI News No 100: 52, Plate 5.
	Rand, M.	2010	Grasses in Hampshire	http://hantsplants.org.uk/articles.php

Poa L.
(meadow-grasses)

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

Taxonomic hierarchy:

Identification Works

BioInfo - Wildlife Information (UK)

Author & Year	Title	Source
Benson, R.B., 1952	Hymenoptera: 2. Symphyta. Section (b)	Handbooks for the Identification of British Insects , Vol VI, Part 2(b), 137pp, The Royal Entomological Society of London
Benson, R.B., 1958	Hymenoptera: 2. Symphyta. Section (c)	Handbooks for the Identification of British Insects , Vol VI, Part 2(c), 252pp, The Royal Entomological Society of London
Braun, U., 1995	Monograph of Cercosporella, Ramularia and Allied Genera - Vol 1	Phytopathogenic Hyphomycetes, 1, 333pp, IHW-Verlag
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
Moore, W.C., 1959	British Parasitic Fungi	430pp, Cambridge University Press
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
Spooner, B.M. & Kemp, S.L., 2005	Epichloë in Britain	Mycologist Vol 19 (2): 82-87.
Spooner, B.M. & Legon, N.W., 2006	Additions and amendments to the list of British smut fungi	Mycologist 20 (3): 90-96.
Stubbs, F.B. (Editor), 1986	Provisional Keys to British Plant Galls	95pp, British Plant Gall Society (BPGS)