Melampsora laricis-populina Kleb.
(Poplar Rust)

Interactions where Melampsora laricis-populina 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
uredium (mostly hypophyllous, in small groups, rarely epiphyllous and singular)		mostly hypophyllous, in small groups, rarely epiphyllous and singular uredium causes spots on live leaf			Populus candicans	Balm-of-Gilead, Balsam Poplar	Malpighiales: Salicaceae	Bioimages - the Virtual Field Guide, Storey, M.W., 2015	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		mostly hypophyllous, in small groups, rarely epiphyllous and singular		uredium	Foodplant / spot causer		UK and/or Eire	/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus candicans/	Populus candicans	balm-of-Gilead, balsam poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium parasitises live leaf			Populus laurifolia	Laurel-leaved Poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus laurifolia/	Populus laurifolia	laurel-leaved poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium may be found in dead, fallen leaf			Populus laurifolia	Laurel-leaved Poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Plant / resting place / within			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus laurifolia/	Populus laurifolia	laurel-leaved poplar		dead, fallen	leaf
uredium (mostly hypophyllous, in small groups, rarely epiphyllous and singular)		mostly hypophyllous, in small groups, rarely epiphyllous and singular uredium causes spots on live leaf			Populus laurifolia	Laurel-leaved Poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		mostly hypophyllous, in small groups, rarely epiphyllous and singular		uredium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus laurifolia/	Populus laurifolia	laurel-leaved poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium parasitises live leaf			Populus nigra	Black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra/	Populus nigra	black-poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium may be found in dead, fallen leaf			Populus nigra	Black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Plant / resting place / within			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra/	Populus nigra	black-poplar		dead, fallen	leaf
uredium (mostly hypophyllous, in small groups, rarely epiphyllous and singular)		mostly hypophyllous, in small groups, rarely epiphyllous and singular uredium causes spots on live leaf			Populus nigra	Black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		mostly hypophyllous, in small groups, rarely epiphyllous and singular		uredium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra/	Populus nigra	black-poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium parasitises live leaf			Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra x deltoides = P. x canadensis/	Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium may be found in dead, fallen leaf			Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Plant / resting place / within			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra x deltoides = P. x canadensis/	Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar		dead, fallen	leaf
uredium (mostly hypophyllous, in small groups, rarely epiphyllous and singular)		mostly hypophyllous, in small groups, rarely epiphyllous and singular uredium causes spots on live leaf			Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		mostly hypophyllous, in small groups, rarely epiphyllous and singular		uredium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus nigra x deltoides = P. x canadensis/	Populus nigra x deltoides = P. x canadensis	hybrid black poplar, hybrid black-poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium parasitises live leaf			Populus trichocarpa	Western Balsam-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Foodplant / parasite			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus trichocarpa/	Populus trichocarpa	western balsam-poplar		live	leaf				(7-10)
telium (epiphyllous, subepidermal, grouped, confluent)		epiphyllous, subepidermal, grouped, confluent telium may be found in dead, fallen leaf			Populus trichocarpa	Western Balsam-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		epiphyllous, subepidermal, grouped, confluent		telium	Plant / resting place / within			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus trichocarpa/	Populus trichocarpa	western balsam-poplar		dead, fallen	leaf
uredium (mostly hypophyllous, in small groups, rarely epiphyllous and singular)		mostly hypophyllous, in small groups, rarely epiphyllous and singular uredium causes spots on live leaf			Populus trichocarpa	Western Balsam-poplar	Malpighiales: Salicaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants, Henderson, D.M., 2004 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		mostly hypophyllous, in small groups, rarely epiphyllous and singular		uredium	Foodplant / spot causer			/Plantae/Tracheophyta/Magnoliopsida/Malpighiales/Salicaceae/Populus trichocarpa/	Populus trichocarpa	western balsam-poplar		live	leaf				(7-10)
aecium (caeomoid)		caeomoid aecium causes spots on live leaf			Larix decidua	Larch, European Larch	Pinales: Pinaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		caeomoid		aecium	Foodplant / spot causer		Foreign	/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Larix decidua/	Larix decidua	larch, european larch		live	leaf				(5-6)
pycnium (amphigenous, subepidermal)		amphigenous, subepidermal pycnium parasitises live leaf			Larix decidua	Larch, European Larch	Pinales: Pinaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		amphigenous, subepidermal		pycnium	Foodplant / parasite		Foreign	/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Larix decidua/	Larix decidua	larch, european larch		live	leaf				(5-6)
aecium (caeomoid)		caeomoid aecium causes spots on live leaf			Larix kaempferi	Japanese Larch	Pinales: Pinaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		caeomoid		aecium	Foodplant / spot causer		Foreign	/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Larix kaempferi/	Larix kaempferi	Japanese larch		live	leaf				(5-6)
pycnium (amphigenous, subepidermal)		amphigenous, subepidermal pycnium parasitises live leaf			Larix kaempferi	Japanese Larch	Pinales: Pinaceae	Microfungi on Land Plants: An Identification Handbook, Ellis, M.B. & J.P., 1997 British Rust Fungi, Wilson, M., & Henderson, D., 1966	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		amphigenous, subepidermal		pycnium	Foodplant / parasite		Foreign	/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Larix kaempferi/	Larix kaempferi	Japanese larch		live	leaf				(5-6)
aecium (caeomoid)		caeomoid aecium causes spots on live leaf			Pseudotsuga menziesii	Douglas Fir	Pinales: Pinaceae	Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		caeomoid		aecium	Foodplant / spot causer			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Pseudotsuga menziesii/	Pseudotsuga menziesii	Douglas fir	?	live	leaf				(5-6)
pycnium (amphigenous, subepidermal)		amphigenous, subepidermal pycnium parasitises live leaf			Pseudotsuga menziesii	Douglas Fir	Pinales: Pinaceae	Poplar Rust and its Recent Impact in Great Britain, Lonsdale, D. & Tabbush, P., 2002	/Fungi/Basidiomycota/Pucciniomycetes/Pucciniales/Melampsoraceae/Melampsora laricis-populina/	Melampsora laricis-populina	poplar rust		amphigenous, subepidermal		pycnium	Foodplant / parasite			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Pseudotsuga menziesii/	Pseudotsuga menziesii	Douglas fir	?	live	leaf				(5-6)

Author & Year	Title	Source
Ellis, M.B. & J.P., 1997	Microfungi on Land Plants: An Identification Handbook	2nd (New Enlarged) edition, 868pp, The Richmond Publishing Co. Ltd
Henderson, D.M., 2004	The Rust Fungi of the British Isles: A Guide to Identification by their Host Plants	35pp, British Mycological Society
Lonsdale, D. & Tabbush, P., 2002	Poplar Rust and its Recent Impact in Great Britain	Forestry Commission Information Notes, 7, 4pp, Forestry Commission
Storey, M.W., 2015	Bioimages - the Virtual Field Guide	www.bioimages.org.uk
Wilson, M., & Henderson, D., 1966	British Rust Fungi	384pp, Cambridge University Press

Melampsora laricis-populina (Poplar Rust) may also be included in 'feeds on' relations listed under the following higher taxa:

FUNGI
(true fungi)

Melampsora laricis-populina (Poplar Rust) may be included in 'fed on by' relations listed under the following higher taxa:

Melampsora
(a genus of rust fungi)

PUCCINIALES
(rust fungi)

FUNGI
(true fungi)

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

Taxonomic hierarchy:

Species	Melampsora laricis-populina (Poplar Rust)
Genus	Melampsora (a genus of rust fungi)
Family	MELAMPSORACEAE (a family of rust fungi)
Order	PUCCINIALES (rust fungi)
Class	PUCCINIOMYCETES (rust fungi etc)
Subphylum	PUCCINIOMYCOTINA (rust fungi etc)
Phylum	BASIDIOMYCOTA (spore droppers, basidiomycetes)
Kingdom	FUNGI (true fungi)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Melampsora laricis-populina is also a member of:
Micromycetes - microfungi (via Pucciniomycetes)
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 Melampsora laricis-populina (Poplar Rust)

Identification Works

Handling & Magnification	Author	Year	Title	Source
	Lonsdale, D. & Tabbush, P.	2002	Poplar Rust and its Recent Impact in Great Britain	Forestry Commission Information Notes, 7, 4pp, Forestry Commission

Melampsora laricis-populina (Poplar Rust) may also be included in identification literature listed under the following higher taxa:

PUCCINIALES
(rust fungi)

PUCCINIOMYCETES
(rust fungi etc)

BASIDIOMYCOTA
(spore droppers, basidiomycetes)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

General Works

Author	Year	Title	Source
Tubby, I.		Tree death in poplar plantations, summer 2005	Forestry Commission

Literature listed under the following higher taxa may also be relevant to Melampsora laricis-populina (Poplar Rust):

Melampsora
(a genus of rust fungi)

PUCCINIALES
(rust fungi)

PUCCINIOMYCETES
(rust fungi etc)

BASIDIOMYCOTA
(spore droppers, basidiomycetes)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

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

BioImages

BioImages (www.bioimages.org.uk) has 60 images of Melampsora laricis-populina (Poplar Rust)

New pathovars from the continent have greatly increased the virulence of this rust and many formerly resistant poplar varieties are now becoming infected.

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