Myrtle Rust host list

The following species have been recorded in NSW as being naturally infected with Myrtle rust (Pucinnia psidii sensu lato).

Disease severity is affected by environmental factors including the availability of new growth, humidity and temperature.

Therefore it should be considered that all of these species are susceptible to severe infestation under conducive conditions.

See a list of natural hosts in Queensland and in Victoria for more information.

Field hosts of Myrtle rust recorded in NSW

Current as of: 25 May 2012

Species Common name
Agonis flexuosa Willow Myrtle
Angophora floribunda Rough-barked apple
Angophora subvelutina Broad-leaved apple
Austromyrtus dulcis Midgen berry or midyim
Backhousia bancroftii
Backhousia citriodora Lemon myrtle
Backhousia enata
Backhousia hughesii Stone wood, Lime wood
Backhousia myrtifolia Grey myrtle, ironwood
Backhousia sciadophora Shatterwood
Backhousia sp. 'Mt. Stuart' as yet undescribed species
Barongia lophandra
Callistemon pachyphyllus (Syn. Melaleuca pachyphylla) Wallum bottlebrush
Callistemon rigidus Stiff bottlebrush
Callistemon salignus (not = Melaleuca saligna) Willow bottlebrush
Callistemon viminalis (Syn. Melaleuca viminalis) Weeping bottlebrush
Chamelaucium uncinatum Geraldton wax
Choricarpia leptopetala Brown myrtle, rusty turpentine
Corymbia citriodora ssp. variegata Spotted gum
Decaspermum humile Silky myrtle
Eucalyptus agglomerata Blue-leaved stringybark
Eucalyptus deanei Mountain blue gum, round-leaved gum
Eucalyptus elata River peppermint
Eucalyptus olida n/a
Eucalyptus pilularis Blackbutt
Eucalyptus robusta Swamp mahogony
Eucalyptus siderophloia Grey ironbark
Eucalyptus tereticornis Forest red gum
Eucalyptus tindaliae Tindale's stringybark
Eugenia reinwardtiana Beach cherry
Gossia acmenoides Scrub ironwood
Gossia fragrantissima Sweet myrtle
Gossia gonoclada Angle stemmed myrtle
Gossia hillii Scaly myrtle
Gossia inophloia (Syn. Austromyrtus inophloia) Thready barked myrtle
Gossia pubiflora
Gossia punctata Dotted myrtle
Homoranthus prolixus
Homoranthus virgatus
Hypocalymma angustifolium White myrtle
Lenwebbia lasioclada Velvet myrtle
Lenwebbia prominens Southern velvet myrtle
Leptospermum brachyandrum
Leptospermum continentale (L. 'horizontalis') Prickly tea-tree
Leptospermum juniperinum
Leptospermum liversidgei (pending final confirmation)
Leptospermum petersonii Lemon-scented tea tree
Leptospermum rotundifolium round leaf tea-tree
Leptospermum spectabile
Leptospermum trinervium Flaky-barked tea-tree, Slender tea-tree
Leptospermum whitei (pending final confirmation)
Lindsayomyrtus racemoides Daintree penda
Lithomyrtus obtusa
Lophomyrtus bullata
Lophomyrtus x ralphii
Lophostemon suaveolens Swamp mahogony, swamp turpentine
Melaleuca alternifolia Tea tree
Melaleuca argentea Silver-leaved paperbark
Melaleuca armillaris Bracelet honey myrtle
Melaleuca biconvexa biconvex paperbark
Melaleuca decora n/a
Melaleuca fluviatilis Weeping tea tree
Melaleuca leucadendra  Broad-leaved paperbark
Melaleuca linariifolia flax-leaved paperbark, Budjur
Melaleuca nesophila Showy honey myrtle
Melaleuca nodosa Prickly-leaved paperbark
Melaleuca quinquenervia Broad-leaved paperbark
Melaleuca sieberi n/a
Melaleuca styphelioides Prickly-leaved tea tree
Melaleuca viridiflora (purple flowered form) Broad-leaved paperbark
Metrosideros collina Fiji Christmas bush
Metrosideros excelsa Pohutukawa
Metrosideros kermadecensis Kermadec pohutukawa
Mitrantia bilocularis Whyanbeel tristania
Myrtus communis Common myrtle
Pilidiostigma glabrum Plum myrtle
Pilidiostigma rhytispermum
Pilidiostigma tropicum
Psidium guajava (Syn. P. pomiferum) Common guava, yellow guava
Rhodamnia angustifolia Narrow-leaved ironwood
Rhodamnia arenaria Cape York Malletwood
Rhodamnia argentea Silver myrtle or malletwood
Rhodamnia dumicola Rib-fruited malletwood
Rhodamnia maideniaina Smooth scrub turpentine
Rhodamnia pauciovulata Small-leaved 
Rhodamnia rubescens Scrub turpentine
Rhodomyrtus macrocarpa
Rhodomyrtus pervagata Rusty rhodomyrtus, rusty ironwood
Rhodomyrtus psidioides Native guava
Ristantia pachysperma n/a
Ristantia waterhousei n/a
Sphaerantia discolor Tully penda
Stockwellia quadrifida
Syncarpia glomulifera Turpentine
Syzygium alliligneum
Syzygium anisatum (Syn. Anetholea anisata, Backhousia anisata) Aniseed myrtle
Syzygium armstrongii White bush apple
Syzygium australe Scrub cherry
Syzygium bamagense
Syzygium boonjee
Syzygium buettnerianum
Syzygium bungadinnia
Syzygium cormiflorum
Syzygium corynanthum Sour cherry
Syzygium dansiei
Syzygium erythrocalyx
Syzygium erythrodoxum
Syzygium forte ssp. potamophilum Flaky barked satinash
Syzygium glenum
Syzygium graveolens
Syzygium hemilamprum subsp. hemilamprum (Syn. Acmena hemilampra) Blush satinash
Syzygium hodgkinsoniae Smooth-barked rose apple
Syzygium jambos Rose apple
Syzygium kuranda
Syzygium luehmannii Riberry, small leaved lilly pilly
Syzygium maraca
Syzygium megacarpum
Syzygium minutuliflorum
Syzygium moorei Rose apple
Syzygium mulgraveanum (Syn. Waterhousea mulgraveana) n/a
Syzygium oleosum Blue lilly pilly, Blue cherry
Syzygium paniculatum Brush cherry, Daguba, Magenta cherry
Syzygium polyanthum
Syzygium pseudofastigiatum
Syzygium resa (Syn. Acmena resa)
Syzygium rubrimolle Laura apple
Syzygium sayeri
Syzygium smithii (Syn. Acmena smithii)
Syzygium tierneyanum (both red & white fruit forms) River cherry, bamaga satinash
Syzygium trachyphloium
Syzygium unipunctata (Syn. Waterhousea unipunctata)
Syzygium velarum
Syzygium wilsonii Powder puff lilly pilly
Syzygium xerampelinum Mulgrave satinash
Tristania neriifolia Water gum
Tristaniopsis collina Mountain water gum, hill kanuka
Tristaniopsis laurina Water gum, kanooka, kanuka
Ugni molinae
Uromyrtus australis Peach myrtle
Uromyrtus lamingtonensis
Uromyrtus metrosideros
Uromyrtus tenella
Verticordia plumosa x ?Chamelaucium uncinatum hybrid 'Paddys pink'  Verticordia hybrid GW2 (PBR)
Xanthostemon chrysanthus Golden penda
Xanthostemon formosus
Xanthostemon graniticus
Xanthostemon oppositifolius Southern penda

Australian Scientific Names as per Australian Plant Census and overseas species as per Kew Myrtaceae searchable list.

Note: other authorities recognise some of these species to occur in the following genera Acmena, Acmenosperma, Anetholea and Waterhousea.

This list is a compilation of records of specimens collected from bushland, public parks, nurseries and home gardens.