Narcissus (daffodils and narcissi)

Interactions where Narcissus 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
	may be infected and damaged by	Armillaria	honey fungi	Agaricales: Physalacriaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Basidiomycota/Agaricomycetes/Agaricales/Physalacriaceae/Armillaria/	Armillaria	honey fungi				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi				Rare			infects and damages
	may be infected and damaged by	Cucumber Mosaic virus	a phytopathogenic virus		Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Cucumber Mosaic virus/	Cucumber Mosaic virus	a phytopathogenic virus				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi							infects and damages
	may be infected and damaged by	Narcissus Mosaic virus	a phytopathogenic virus		Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Narcissus Mosaic virus/	Narcissus Mosaic virus	a phytopathogenic virus				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi							infects and damages
(dead)	dead is spotted by sclerotium of Ramularia anamorph	Ramularia vallisumbrosae	Narcissus White Mould - causative organism, Narcissus White Mould Disease	Capnodiales: Mycosphaerellaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia vallisumbrosae/	Ramularia vallisumbrosae	Narcissus white mould - causative organism, narcissus white mould disease		sclerotium	Ramularia anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	dead						sclerotium of Ramularia anamorph causes spots on dead
(dead)	dead is decayed by pycnidium of Stagonospora coelomycetous anamorph	Stagonosporopsis curtisii	Narcissus Leaf Scorch - causative organism	Pleosporales: Didymellaceae	Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Didymellaceae/Stagonosporopsis curtisii/	Stagonosporopsis curtisii	narcissus leaf scorch - causative organism		pycnidium	Stagonospora coelomycetous anamorph	Foodplant / saprobe	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	dead						pycnidium of Stagonospora coelomycetous anamorph is saprobic on dead
(dead)	dead debris may house large black over-wintering sclerotium of Botrytis dematiaceous anamorph	Botryotinia polyblastis	Narcissus Fire Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia polyblastis/	Botryotinia polyblastis	Narcissus fire disease - causative organism	large black over-wintering	sclerotium	Botrytis dematiaceous anamorph	Plant / resting place / among	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	dead		debris				large black over-wintering sclerotium of Botrytis dematiaceous anamorph may be found among dead debris
bulb scale (live)	live bulb scale is foodplant of	Steneotarsonemus laticeps	Bulb Scale Mite	Trombidiformes: Tarsonemidae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Arachnida/Trombidiformes/Tarsonemidae/Steneotarsonemus laticeps/	Steneotarsonemus laticeps	bulb scale mite				Foodplant / feeds on		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	bulb scale		Major	Indoors, in greenhouse, captivity, culture or experimentally induced		feeds on live bulb scale
bulb scale (live)	live bulb scale may house black sclerotium of Botrytis dematiaceous anamorph	Botryotinia narcissicola	Narcissus Smoulder or Grey Mould Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Sclerotinia trifoliorum, Williams, M.A.J. & Spooner, B.M., 1991	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia narcissicola/	Botryotinia narcissicola	Narcissus smoulder or grey mould disease - causative organism	black	sclerotium	Botrytis dematiaceous anamorph	Plant / resting place / among		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	bulb scale					black sclerotium of Botrytis dematiaceous anamorph may be found among live bulb scale
bulb scale (rich brown to red-violet rotten)	rich brown to red-violet rotten bulb scale may be infected and damaged by colony of Fusarium hyphomycetous anamorph	Fusarium oxysporum f.sp. narcissi	Narcissus Basal Rot	Hypocreales: Nectriaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Fusarium oxysporum f.sp. narcissi/	Fusarium oxysporum f.sp. narcissi	narcissus basal rot		colony	Fusarium hyphomycetous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	rich brown to red-violet rotten	bulb scale		Major	Indoors, in greenhouse, captivity, culture or experimentally induced		colony of Fusarium hyphomycetous anamorph infects and damages rich brown to red-violet rotten bulb scale
bulb	bulb may contain larva	Merodon equestris	Large Bulb Fly, Large Narcissus Fly	Diptera: Syrphidae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe, Rotheray, G.E., 1993	/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Merodon equestris/	Merodon equestris	large bulb fly, large narcissus fly			larva	Foodplant / internal feeder		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi		bulb		Major			larva feeds within bulb
bulb	bulb may be infected and damaged by	Thanatephorus cucumeris	Potato Stem Canker, Black Scurf, Tulip Grey Bulb Rot - causative organism	Cantharellales: Ceratobasidiaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Basidiomycota/Agaricomycetes/Cantharellales/Ceratobasidiaceae/Thanatephorus cucumeris/	Thanatephorus cucumeris	potato stem canker, black scurf, tulip grey bulb rot (causative organism)				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi		bulb		Minor			infects and damages bulb
bulb (brown rotting, blackening)	brown rotting, blackening bulb may be infected and damaged by	Rosellinia necatrix	White Root Rot - causative organism	Xylariales: Xylariaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Rosellinia necatrix/	Rosellinia necatrix	white root rot (causative organism)				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	brown rotting, blackening	bulb					infects and damages brown rotting, blackening bulb
bulb (decaying)	decaying bulb may contain larva	Eumerus funeralis	a lesser bulb-fly	Diptera: Syrphidae	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe, Rotheray, G.E., 1993	/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Eumerus funeralis/	Eumerus funeralis	a lesser bulb-fly			larva	Foodplant / internal feeder		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	decaying	bulb		Major			larva feeds within decaying bulb
bulb (decaying)	decaying bulb may contain larva	Eumerus strigatus	a lesser bulb-fly	Diptera: Syrphidae	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe, Rotheray, G.E., 1993	/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Eumerus strigatus/	Eumerus strigatus	a lesser bulb-fly			larva	Foodplant / internal feeder		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	decaying	bulb		Major			larva feeds within decaying bulb
bulb (decaying)	decaying bulb is decayed by larva	Syritta pipiens	a hoverfly	Diptera: Syrphidae	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe, Rotheray, G.E., 1993	/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Syritta pipiens/	Syritta pipiens	a hoverfly			larva	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	decaying	bulb					larva is saprobic on decaying bulb
bulb (live, damaged)	live, damaged bulb is foodplant of	Rhizoglyphus	bulb mites	Sarcoptiformes: Acaridae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Arachnida/Sarcoptiformes/Acaridae/Rhizoglyphus/	Rhizoglyphus	bulb mites				Foodplant / feeds on		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live, damaged	bulb					feeds on live, damaged bulb
bulb (live, soft or necrotic)	live, soft or necrotic bulb may be infected and damaged by	Ditylenchus dipsaci	Stem Eelworm, Stem and Bulb Eelworm	Rhabditida: Anguinidae	Potato rot nematodes (Ditylenchus species), Anon., 2008 Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Nematoda/Secernentea/Rhabditida/Anguinidae/Ditylenchus dipsaci/	Ditylenchus dipsaci	stem eelworm, stem and bulb eelworm				Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live, soft or necrotic	bulb					infects and damages live, soft or necrotic bulb
flower bud (killed or weakened)	killed or weakened flower bud may be infected and damaged by	Aphelenchoides blastophthorus	Scabious Bud Eelworm	Aphelenchida: Aphelenchoididae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Nematoda/Secernentea/Aphelenchida/Aphelenchoididae/Aphelenchoides blastophthorus/	Aphelenchoides blastophthorus	scabious bud eelworm				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	killed or weakened	flower bud					infects and damages killed or weakened flower bud
flower (live)	live flower is spotted by colony of Botrytis dematiaceous anamorph	Botryotinia polyblastis	Narcissus Fire Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia polyblastis/	Botryotinia polyblastis	Narcissus fire disease - causative organism		colony	Botrytis dematiaceous anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	flower					colony of Botrytis dematiaceous anamorph causes spots on live flower
leaf (above) (yellow, wilted)	yellow, wilted leaf (above) may be infected and damaged by colony of Botrytis dematiaceous anamorph	Botryotinia narcissicola	Narcissus Smoulder or Grey Mould Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Sclerotinia trifoliorum, Williams, M.A.J. & Spooner, B.M., 1991	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia narcissicola/	Botryotinia narcissicola	Narcissus smoulder or grey mould disease - causative organism		colony	Botrytis dematiaceous anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	yellow, wilted	leaf (above)				(Spring)	colony of Botrytis dematiaceous anamorph infects and damages yellow, wilted leaf (above)
leaf (base) (brown)	brown leaf (base) may be infected and damaged by colony of Botrytis dematiaceous anamorph	Botryotinia narcissicola	Narcissus Smoulder or Grey Mould Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Sclerotinia trifoliorum, Williams, M.A.J. & Spooner, B.M., 1991	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia narcissicola/	Botryotinia narcissicola	Narcissus smoulder or grey mould disease - causative organism		colony	Botrytis dematiaceous anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	brown	leaf (base)				(Spring)	colony of Botrytis dematiaceous anamorph infects and damages brown leaf (base)
leaf (live, blotched)	live, blotched leaf may be infected and damaged by colony of Botrytis dematiaceous anamorph	Botryotinia polyblastis	Narcissus Fire Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia polyblastis/	Botryotinia polyblastis	Narcissus fire disease - causative organism		colony	Botrytis dematiaceous anamorph	Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live, blotched	leaf					colony of Botrytis dematiaceous anamorph infects and damages live, blotched leaf
leaf (live, distorted)	live, distorted leaf may be infected and damaged by	Ditylenchus dipsaci	Stem Eelworm, Stem and Bulb Eelworm	Rhabditida: Anguinidae	Stem nematodes of bulbs (Ditylenchus dipsaci), Anon., 2008 Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Nematoda/Secernentea/Rhabditida/Anguinidae/Ditylenchus dipsaci/	Ditylenchus dipsaci	stem eelworm, stem and bulb eelworm				Foodplant / pathogen	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live, distorted	leaf					infects and damages live, distorted leaf
leaf (live)	live leaf is spotted by amphigenous colony of Ramularia anamorph	Ramularia vallisumbrosae	Narcissus White Mould - causative organism, Narcissus White Mould Disease	Capnodiales: Mycosphaerellaceae	Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998 Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia vallisumbrosae/	Ramularia vallisumbrosae	Narcissus white mould - causative organism, narcissus white mould disease	amphigenous	colony	Ramularia anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	leaf					amphigenous colony of Ramularia anamorph causes spots on live leaf
root	root may be infected and damaged by	Pratylenchus	root-lesion eelworms	Tylenchida: Pratylenchidae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 British Parasitic Fungi, Moore, W.C., 1959	/Animalia/Nematoda/Secernentea/Tylenchida/Pratylenchidae/Pratylenchus/	Pratylenchus	root-lesion eelworms				Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi		root		Major			infects and damages root
root (rotten)	rotten root is foodplant of Cylindrocarpon anamorph	Nectria radicicola	a pyrenomycete	Hypocreales: Nectriaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Sordariomycetes/Hypocreales/Nectriaceae/Nectria radicicola/	Nectria radicicola	a pyrenomycete			Cylindrocarpon anamorph	Foodplant / feeds on	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	rotten	root					Cylindrocarpon anamorph feeds on rotten root
root (white, rotting)	white, rotting root is decayed by grouped, thinly subiculate perithecium	Rosellinia necatrix	White Root Rot - causative organism	Xylariales: Xylariaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Rosellinia necatrix/	Rosellinia necatrix	white root rot (causative organism)	grouped, thinly subiculate		perithecium	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	white, rotting	root		Major			grouped, thinly subiculate perithecium is saprobic on white, rotting root
root (white, rotting)	white, rotting root is decayed by Dermatophora dematiaceous anamorph	Rosellinia necatrix	White Root Rot - causative organism	Xylariales: Xylariaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Sordariomycetes/Xylariales/Xylariaceae/Rosellinia necatrix/	Rosellinia necatrix	white root rot (causative organism)			Dermatophora dematiaceous anamorph	Foodplant / saprobe		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	white, rotting	root					Dermatophora dematiaceous anamorph is saprobic on white, rotting root
shoot (live)	live shoot may be infected and damaged by colony of Botrytis dematiaceous anamorph	Botryotinia narcissicola	Narcissus Smoulder or Grey Mould Disease - causative organism	Helotiales: Sclerotiniaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Sclerotinia trifoliorum, Williams, M.A.J. & Spooner, B.M., 1991	/Fungi/Ascomycota/Leotiomycetes/Helotiales/Sclerotiniaceae/Botryotinia narcissicola/	Botryotinia narcissicola	Narcissus smoulder or grey mould disease - causative organism		colony	Botrytis dematiaceous anamorph	Foodplant / pathogen		/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	shoot				(Spring)	colony of Botrytis dematiaceous anamorph infects and damages live shoot
stem (live)	live stem is spotted by amphigenous colony of Ramularia anamorph	Ramularia vallisumbrosae	Narcissus White Mould - causative organism, Narcissus White Mould Disease	Capnodiales: Mycosphaerellaceae	Monograph of Cercosporella, Ramularia and Allied Genera - Vol II, Braun, U., 1998 Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Capnodiales/Mycosphaerellaceae/Ramularia vallisumbrosae/	Ramularia vallisumbrosae	Narcissus white mould - causative organism, narcissus white mould disease	amphigenous	colony	Ramularia anamorph	Foodplant / spot causer	UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asparagales/Amaryllidaceae/Narcissus/	Narcissus	daffodils and narcissi	live	stem					amphigenous colony of Ramularia anamorph causes spots on live stem

Subtaxon	Rank	Featured subtaxa	No of interactions	No of references
Narcissus cv Grand Soleil d’Or Grand Soleil D’Or Daffodil	Cultivar		1 trophisms
Narcissus jonquilla Jonquil	Species		4 trophisms
Narcissus poeticus Pheasant’s-eye Daffodil, Poet’s Narcissus	Species	2 subtaxa	4 trophisms
Narcissus pseudonarcissus Daffodil	Species	1 subtaxa	13 trophisms	1 references
Narcissus sp. cult. garden daffodils	Species aggregate		5 trophisms
Narcissus tazetta Bunch-flowered Daffodil	Species		2 trophisms

Genus	Narcissus (daffodils and narcissi)
Family	AMARYLLIDACEAE (daffodils and onions)
Order	ASPARAGALES (orchids, daffodils, onions & irises)
Class	MAGNOLIOPSIDA (flowering plants)
Phylum	TRACHEOPHYTA (vascular plants)
Kingdom	PLANTAE (plants)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Author	Year	Title	Source
Crawley, M.		Key to selected Daffodil cultivars likely to be found outside gardens in Britain	http://www.botanicalkeys.co.uk/flora/content/daffodil.html
Crawley, M.J.	2009	The Daffodil Site	www.thedaffodilsite.co.uk/
Groom, Q.		Find Wild Flowers	www.botanicalkeys.co.uk/flora/

Narcissus L.
(daffodils and narcissi)

Interactions where Narcissus 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
Anon., 2008	Stem nematodes of bulbs (Ditylenchus dipsaci)	Plant Clinic News Mar 08: 2.
Anon., 2008	Potato rot nematodes (Ditylenchus species)	Plant Clinic News Feb 08: 2.
Braun, U., 1998	Monograph of Cercosporella, Ramularia and Allied Genera - Vol II	Phytopathogenic Hyphomycetes, 2, 493pp, IHW-Verlag
Buczacki, S. & Harris, K., 1998	Pests, Diseases & Disorders of Garden Plants	Collins Photoguide, 2nd edition edition, Collins
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
Moore, W.C., 1959	British Parasitic Fungi	430pp, Cambridge University Press
Rotheray, G.E., 1993	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe	Diperists Digest Dipterists Digest No. 9.
Williams, M.A.J. & Spooner, B.M., 1991	Sclerotinia trifoliorum	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 1084.