Peronospora pulveracea Fuckel
(a downy mildew)

Interactions where Peronospora pulveracea 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 infects and damages small, crisped, grey-brown foliage			Helleborus argutifolius	Corsican Hellebore	Ranunculales: Ranunculaceae	Peronospora pulveracea, Hall, G., 1944	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora pulveracea/	Peronospora pulveracea	a downy mildew				sporangium	Foodplant / pathogen			/Plantae/Tracheophyta/Magnoliopsida/Ranunculales/Ranunculaceae/Helleborus argutifolius/	Helleborus argutifolius	Corsican hellebore		small, crisped, grey-brown	foliage
sporangium		sporangium infects and damages small, crisped, grey-brown foliage			Helleborus foetidus	Stinking Hellebore	Ranunculales: Ranunculaceae	Fungi of the South East England, Dennis, R.W.G., 1995 Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Peronospora pulveracea, Hall, G., 1944 A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora pulveracea/	Peronospora pulveracea	a downy mildew				sporangium	Foodplant / pathogen		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Ranunculales/Ranunculaceae/Helleborus foetidus/	Helleborus foetidus	stinking hellebore		small, crisped, grey-brown	foliage
sporangium		sporangium infects and damages small, crisped, grey-brown foliage			Helleborus niger	Christmas Rose	Ranunculales: Ranunculaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 Peronospora pulveracea, Hall, G., 1944 A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles, Preece, T.F., 2002	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora pulveracea/	Peronospora pulveracea	a downy mildew				sporangium	Foodplant / pathogen		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Ranunculales/Ranunculaceae/Helleborus niger/	Helleborus niger	Christmas rose		small, crisped, grey-brown	foliage
sporangium		sporangium infects and damages small, crisped, grey-brown foliage			Helleborus viridis	Green Hellebore	Ranunculales: Ranunculaceae	Peronospora pulveracea, Hall, G., 1944	/Chromista/Oomycota/Peronosporea/Peronosporales/Peronosporaceae/Peronospora pulveracea/	Peronospora pulveracea	a downy mildew				sporangium	Foodplant / pathogen			/Plantae/Tracheophyta/Magnoliopsida/Ranunculales/Ranunculaceae/Helleborus viridis/	Helleborus viridis	green hellebore		small, crisped, grey-brown	foliage

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
Hall, G., 1944	Peronospora pulveracea	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 1198.
Preece, T.F., 2002	A Checklist of the Downy Mildews (Peronosporaceae) of the British Isles	33pp, British Mycological Society

Peronospora pulveracea (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	Peronospora pulveracea (a downy mildew)
Genus	Peronospora (a genus of downy mildews)
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)

Peronospora pulveracea 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 Peronospora pulveracea (a downy mildew)

Identification Works

Handling & Magnification	Author	Year	Title	Source
	Hall, G.	1944	Peronospora pulveracea	I.M.I. Descriptions of Pathogenic Fungi and Bacteria CMI Descriptions of Pathenogenic Fungi and Bacteria Sheet 1198.

Peronospora pulveracea (a downy mildew) may also be included in identification literature listed under the following higher taxa:

Peronospora
(a genus of downy mildews)

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 Peronospora pulveracea (a downy mildew):

Peronospora
(a genus of downy mildews)

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))

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