Paraperonospora leptosperma (de Bary) Constant.
(a downy mildew)

Interactions where Paraperonospora leptosperma 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
sporangium		sporangium parasitises live leaf			Anthemis cotula	Stinking Chamomile	Asterales: Asteraceae	A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Anthemis cotula/	Anthemis cotula	stinking chamomile		live	leaf
sporangium		sporangium parasitises live			Matricaria discoidea	Pineapple-weed, Rayless Mayweed	Asterales: Asteraceae	Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Matricaria discoidea/	Matricaria discoidea	pineapple-weed, rayless mayweed		live
sporangium		sporangium parasitises live stem			Tripleurospermum	mayweeds	Asterales: Asteraceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Tripleurospermum/	Tripleurospermum	mayweeds		live	stem
sporangium		sporangium parasitises live leaf			Tripleurospermum	mayweeds	Asterales: Asteraceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Tripleurospermum/	Tripleurospermum	mayweeds		live	leaf
sporangium		sporangium parasitises live involucre			Tripleurospermum	mayweeds	Asterales: Asteraceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Tripleurospermum/	Tripleurospermum	mayweeds		live	involucre
sporangium		sporangium parasitises live			Tripleurospermum inodorum	Scentless Mayweed	Asterales: Asteraceae	Fungi of the South East England, Dennis, R.W.G., 1995 A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Paraperonospora leptosperma/	Paraperonospora leptosperma	a downy mildew				sporangium	Foodplant / parasite		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Tripleurospermum inodorum/	Tripleurospermum inodorum	scentless mayweed		live			Major

Author & Year	Title	Source
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
Preece, T.F., 2002	A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles	33pp, British Mycological Society

Paraperonospora leptosperma (a downy mildew) may be included in 'fed on by' relations listed under the following higher taxa:

CHROMISTA
(algae)

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

Taxonomic hierarchy:

Species	Paraperonospora leptosperma (a downy mildew)
Family	PERONOSPORACEAE (downy mildews)
Order	PERONOSPORALES (downy mildews and white rusts)
Class	PERONOSPOREA (a class of fungoid organisms)
Phylum	OOMYCOTA (a group of mainly plant-parasitic fungi)
Kingdom	CHROMISTA (algae)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Paraperonospora leptosperma is also a member of:
Fungi s.l. - fungi (in the broad sense) (via Oomycota)
Micromycetes - microfungi (via Oomycota)
Lower Plants - lower plants (via Fungi s.l.)

NBN

NBN (data.nbn.org.uk) has a distribution map for Paraperonospora leptosperma (a downy mildew)

Paraperonospora leptosperma (a downy mildew) may be included in identification literature listed under the following higher taxa:

PERONOSPORACEAE
(downy mildews)

PERONOSPORALES
(downy mildews and white rusts)

OOMYCOTA
(a group of mainly plant-parasitic fungi)

CHROMISTA
(algae)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

Literature listed under the following higher taxa may be relevant to Paraperonospora leptosperma (a downy mildew):

PERONOSPORACEAE
(downy mildews)

PERONOSPORALES
(downy mildews and white rusts)

OOMYCOTA
(a group of mainly plant-parasitic fungi)

CHROMISTA
(algae)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

Although there are records from both Tripleurospermum inodorum and T. maritimum, the latter date from when this name included for both taxa.

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