Alternaria brassicae (Berk.) Sacc.
(a dark leaf spot of Brassicas - causative organism)

Interactions where Alternaria brassicae is the dominant partner and gains from the process

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

Stage		Summary			Taxon	Vernacular	Classification	References	Darwin Classification of Active Taxon	Active Taxon	Active Vernacular	Active Taxon Uncertain	Active State	Active Part	Active Stage	Relationship	Relationship Uncertain	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive Taxon Uncertain	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica	cabbages, mustards, turnips and rape	Brassicales: Brassicaceae	Fungi of the South East England, Dennis, R.W.G., 1995	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica/	Brassica	cabbages, mustards, turnips and rape		live	leaf
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica napus	Rape	Brassicales: Brassicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica napus/	Brassica napus	rape		live	leaf
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica oleracea	Cabbages Etc.	Brassicales: Brassicaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea/	Brassica oleracea	cabbages etc.		live	leaf
Alternaria dematiaceous anamorph		colony of Alternaria dematiaceous anamorph causes spots on live curds			Brassica oleracea var italica	Broccoli, Calabrese	Brassicales: Brassicaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism			colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea var. italica/	Brassica oleracea var. italica	broccoli, calabrese		live	curds		Major
Alternaria dematiaceous anamorph		colony of Alternaria dematiaceous anamorph causes spots on live curds			Brassica oleracea var botrytis	Cauliflower	Brassicales: Brassicaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism			colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea var. botrytis/	Brassica oleracea var. botrytis	cauliflower		live	curds		Major
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica oleracea var capitata	Cabbage	Brassicales: Brassicaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea var. capitata/	Brassica oleracea var. capitata	cabbage		live	leaf
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica oleracea var gemmifera	Brussels-sprout	Brassicales: Brassicaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea var. gemmifera/	Brassica oleracea var. gemmifera	Brussels-sprout		live	leaf
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica oleracea var viridis	Kale	Brassicales: Brassicaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica oleracea var. viridis/	Brassica oleracea var. viridis	kale		live	leaf
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Brassica rapa	Turnip	Brassicales: Brassicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Brassica rapa/	Brassica rapa	turnip		live	leaf
Alternaria dematiaceous anamorph		colony of Alternaria dematiaceous anamorph causes spots on live pod			Raphanus	radishes	Brassicales: Brassicaceae	British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism			colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Raphanus/	Raphanus	radishes		live	pod
Alternaria dematiaceous anamorph (amphigenous)		amphigenous colony of Alternaria dematiaceous anamorph causes spots on live leaf			Raphanus	radishes	Brassicales: Brassicaceae	Fungi of the South East England, Dennis, R.W.G., 1995 British Parasitic Fungi, Moore, W.C., 1959	/Fungi/Ascomycota/Dothideomycetes/Pleosporales/Pleosporaceae/Alternaria brassicae/	Alternaria brassicae	a dark leaf spot of Brassicas - causative organism		amphigenous	colony	Alternaria dematiaceous anamorph	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Brassicales/Brassicaceae/Raphanus/	Raphanus	radishes		live	leaf

Author & Year	Title	Source
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

Alternaria brassicae (a dark leaf spot of Brassicas - causative organism) may also be included in 'feeds on' relations listed under the following higher taxa:

FUNGI
(true fungi)

Alternaria brassicae (a dark leaf spot of Brassicas - causative organism) may be included in 'fed on by' relations listed under the following higher taxa:

Alternaria
(a genus of dematiaceous hyphomycetes)

FUNGI
(true fungi)

Fungi s.l.
(fungi (in the broad sense))

Taxonomic hierarchy:

Anamorphic Species	Alternaria brassicae (a dark leaf spot of Brassicas - causative organism)
Genus	Alternaria (a genus of dematiaceous hyphomycetes)
Family	PLEOSPORACEAE (a family of ascomycetes)
Order	PLEOSPORALES (an order of ascomycetes and lichens)
Subclass	DOTHIDEOMYCETIDAE (a subclass of fungi)
Class	DOTHIDEOMYCETES (a class of ascomycetes)
Subphylum	PEZIZOMYCOTINA (a subphylum of ascomycetes)
Phylum	ASCOMYCOTA (spore shooters, ascomycete)
Kingdom	FUNGI (true fungi)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Alternaria brassicae is also a member of:
Dematiaceous Hyphomycetes - dematiaceous anamorphic fungi (via Alternaria)
Anamorphic fungi - mitosporic fungi (via Dematiaceous Hyphomycetes)
Micromycetes - microfungi (via Anamorphic fungi)
Fungi s.l. - fungi (in the broad sense) (via Fungi)
Lower Plants - lower plants (via Fungi s.l.)

NBN

NBN (data.nbn.org.uk) has a distribution map for Alternaria brassicae (a dark leaf spot of Brassicas - causative organism)

Identification Works

Handling & Magnification	Author	Year	Title	Source
	Wiltshire, S.P.	1947	Species of Alternaria on Brassicae	Mycological Papers, No. 20, 15pp, Commonwealth Mycological Institute

Alternaria brassicae (a dark leaf spot of Brassicas - causative organism) may also be included in identification literature listed under the following higher taxa:

Alternaria
(a genus of dematiaceous hyphomycetes)

PLEOSPORALES
(an order of ascomycetes and lichens)

DOTHIDEOMYCETES
(a class of ascomycetes)

ASCOMYCOTA
(spore shooters, ascomycete)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Dematiaceous Hyphomycetes
(dematiaceous anamorphic fungi)

Anamorphic fungi
(mitosporic fungi)

Fungi s.l.
(fungi (in the broad sense))

Literature listed under the following higher taxa may be relevant to Alternaria brassicae (a dark leaf spot of Brassicas - causative organism):

Alternaria
(a genus of dematiaceous hyphomycetes)

PLEOSPORALES
(an order of ascomycetes and lichens)

DOTHIDEOMYCETES
(a class of ascomycetes)

ASCOMYCOTA
(spore shooters, ascomycete)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Dematiaceous Hyphomycetes
(dematiaceous anamorphic fungi)

Anamorphic fungi
(mitosporic fungi)

Fungi s.l.
(fungi (in the broad sense))

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