''Oidium'' is a genus of Deuteromycetes, where traditionally most
anamorph
In mycology, the terms teleomorph, anamorph, and holomorph apply to portions of the Biological life cycle, life cycles of fungi in the Phylum, phyla Ascomycota and Basidiomycota:
*Teleomorph: the sexual reproductive stage (morph), typically a Asc ...
s of the order
Erysiphales
Erysiphales are an order of ascomycete fungi. The order contains one family, Erysiphaceae. Many of them cause plant diseases called powdery mildew.
Systematics
The order contains one family (Erysiphaceae), 28 genera and approximately 100 spec ...
are included. Most of them are plant pathogens causing different forms of
powdery mildew
Powdery mildew is a fungal disease that affects a wide range of plants. Powdery mildew diseases are caused by many different species of ascomycete fungi in the order Erysiphales. Powdery mildew is one of the easier plant diseases to identify, as ...
oak
An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ''L ...
cashew
The cashew tree (''Anacardium occidentale'') is a tropical evergreen tree native to South America in the genus '' Anacardium'' that produces the cashew seed and the cashew apple accessory fruit. The tree can grow as tall as , but the dwarf c ...
peanut
The peanut (''Arachis hypogaea''), also known as the groundnut, goober (US), pindar (US) or monkey nut (UK), is a legume crop grown mainly for its edible Seed, seeds. It is widely grown in the tropics and subtropics, important to both small ...
)
*''Oidium asteris-punicei'' (= ''
Erysiphe cichoracearum
''Erysiphe cichoracearum'' is a fungal plant pathogen that causes powdery mildew disease of cucurbits, including melon, cucumber, pumpkin
A pumpkin is a vernacular term for mature winter squash of species and varieties in the genus ' ...
'') (on
mango
A mango is an edible stone fruit produced by the tropical tree '' Mangifera indica''. It is believed to have originated in the region between northwestern Myanmar, Bangladesh, and northeastern India. ''M. indica'' has been cultivated in Sout ...
mulleins
''Verbascum'' is a genus of over 450 species of flowering plants, common name mullein (), in the figwort family Scrophulariaceae. They are native to Europe and Asia, with the highest species diversity in the Mediterranean.
Mullein or "mullein l ...
Valerianella
''Valerianella'' is a genus of plant in family Caprifoliaceae. Many plants of this genus are known by the common name corn salad or cornsalad, although that name most often refers to '' Valerianella locusta''.
Accepted species:Calluna
''Calluna vulgaris'', common heather, ling, or simply heather, is the sole species in the genus ''Calluna'' in the flowering plant family Ericaceae. It is a low-growing evergreen shrub growing to tall, or rarely to and taller, and is found wi ...
'' and ''
Erica
Erica or ERICA may refer to:
* Erica (given name)
* ''Erica'' (plant), a flowering plant genus
* Erica (chatbot), a service of Bank of America
* ''Erica'' (video game), a 2019 FMV video game
* ''Erica'' (spider), a jumping spider genus
* Eri ...
papaya
The papaya (, ), papaw, () or pawpaw () is the plant species ''Carica papaya'', one of the 21 accepted species in the genus '' Carica'' of the family Caricaceae. It was first domesticated in Mesoamerica, within modern-day southern Mexico and ...
s)
*''
Oidium caricae-papayae
''Oidium caricae-papayae'' is a plant pathogen.
References
External links
Fungal plant pathogens and diseases
caricae-papayae
{{fungus-plant-disease-stub ...
'' (on papayas)
*'' Oidium caricicola'' (on papayas)
*''Oidium chrysanthemi'' = ''
Erysiphe cichoracearum
''Erysiphe cichoracearum'' is a fungal plant pathogen that causes powdery mildew disease of cucurbits, including melon, cucumber, pumpkin
A pumpkin is a vernacular term for mature winter squash of species and varieties in the genus ' ...
'' (on numerous plant species, especially
Asteraceae
The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae ...
cypress
Cypress is a common name for various coniferous trees or shrubs of northern temperate regions that belong to the family Cupressaceae. The word ''cypress'' is derived from Old French ''cipres'', which was imported from Latin ''cypressus'', the la ...
)
*''Oidium erysiphoides'' = ''
Sphaerotheca fuliginea
''Podosphaera fuliginea'' (also known as ''Podosphaera xanthii'') is a plant pathogen that causes powdery mildew on cucurbits. ''Podosphaera fuliginea'' and ''Erysiphe cichoracearum'' are the two most commonly recorded fungi causing cucurbit powd ...
'' (on
melon
A melon is any of various plants of the family Cucurbitaceae with sweet, edible, and fleshy fruit. The word "melon" can refer to either the plant or specifically to the fruit. Botanically, a melon is a kind of berry, specifically a " pepo". The ...
s,
watermelon
Watermelon (''Citrullus lanatus'') is a flowering plant species of the Cucurbitaceae family and the name of its edible fruit. A scrambling and trailing vine-like plant, it is a highly cultivated fruit worldwide, with more than 1,000 var ...
s and
cucumber
Cucumber (''Cucumis sativus'') is a widely-cultivated creeping vine plant in the Cucurbitaceae family that bears usually cylindrical fruits, which are used as culinary vegetables.Oidium euonymi-japonicae'' (on
spindle-tree
''Euonymus'' is a genus of flowering plants in the staff vine family, Celastraceae. Common names vary widely among different species and between different English-speaking countries, but include spindle (or spindle tree), burning-bush, strawb ...
apple
An apple is an edible fruit produced by an apple tree (''Malus domestica''). Apple trees are cultivated worldwide and are the most widely grown species in the genus '' Malus''. The tree originated in Central Asia, where its wild ances ...
Rosaceae
Rosaceae (), the rose family, is a medium-sized family of flowering plants that includes 4,828 known species in 91 genera.
The name is derived from the type genus ''Rosa''. Among the most species-rich genera are '' Alchemilla'' (270), '' Sorbu ...
strawflower
''Xerochrysum bracteatum'', commonly known as the golden everlasting or strawflower, is a flowering plant in the family Asteraceae native to Australia. Described by Étienne Pierre Ventenat in 1803, it was known as ''Helichrysum bracteatum'' fo ...
s)
*''
Oidium heveae Oidium may refer to:
* ''Oidium'' (genus), a genus of fungi in the family Erysiphaceae
*Oidium (spore), a type of fungal spore
*Oidium, a disease of grapes caused by the fungus species '' Uncinula necator'' (syn.
The Botanical and Zoological Cod ...
'' (on
rubber tree
''Hevea brasiliensis'', the Pará rubber tree, ''sharinga'' tree, seringueira, or most commonly, rubber tree or rubber plant, is a flowering plant belonging to the spurge family Euphorbiaceae originally native to the Amazon basin, but is now ...
hydrangea
''Hydrangea'', () commonly named the hortensia, is a genus of over 75 species of flowering plants native to Asia and the Americas. By far the greatest species diversity is in eastern Asia, notably China, Korea, and Japan. Most are shrubs tall ...
laurel
Laurel may refer to:
Plants
* Lauraceae, the laurel family
* Laurel (plant), including a list of trees and plants known as laurel
People
* Laurel (given name), people with the given name
* Laurel (surname), people with the surname
* Laurel (m ...
)
*''
Oidium lini Oidium may refer to:
* ''Oidium'' (genus), a genus of fungi in the family Erysiphaceae
* Oidium (spore), a type of fungal spore
*Oidium, a disease of grapes caused by the fungus species '' Uncinula necator'' (syn.
The Botanical and Zoological Co ...
'' ( = ''Euoidium lini'')(on
flax
Flax, also known as common flax or linseed, is a flowering plant, ''Linum usitatissimum'', in the family Linaceae. It is cultivated as a food and fiber crop in regions of the world with temperate climates. Textiles made from flax are known i ...
tomato
The tomato is the edible berry of the plant ''Solanum lycopersicum'', commonly known as the tomato plant. The species originated in western South America, Mexico, and Central America. The Mexican Nahuatl word gave rise to the Spanish word , ...
es)
*''
Oidium mangiferae
''Oidium mangiferae'' is a plant pathogen that infects mango trees causing powdery mildew. Powdery mildew of mango is an Ascomycete pathogen of the Erysiphales family that was initially described by Berthet in 1914, using samples collected from ...
Blumeria graminis
''Blumeria graminis'' (commonly called barley powdery mildew or corn mildew) is a fungus that causes powdery mildew on grasses, including cereals. It is the only species in the genus ''Blumeria''. It has also been called ''Erysiphe graminis'' and ...
'' (on
cereal
A cereal is any grass cultivated for the edible components of its grain (botanically, a type of fruit called a caryopsis), composed of the endosperm, germ, and bran. Cereal grain crops are grown in greater quantities and provide more foo ...
s)
*''
Oidium neolycopersici Oidium may refer to:
* ''Oidium'' (genus), a genus of fungi in the family Erysiphaceae
* Oidium (spore), a type of fungal spore
*Oidium, a disease of grapes caused by the fungus species '' Uncinula necator'' (syn.
The Botanical and Zoological Co ...
sorrel
Sorrel (''Rumex acetosa''), also called common sorrel or garden sorrel, is a perennial herbaceous plant in the family Polygonaceae. Other names for sorrel include spinach dock and narrow-leaved dock ('dock' being a common name for the genus '' ...
Uncinula necator
''Uncinula necator'' (syn. ''Erysiphe necator'') is a fungus that causes powdery mildew of grape. It is a common pathogen of Vitis species, including the wine grape, ''Vitis vinifera''. The fungus is believed to have originated in North Americ ...
'' (on
grape
A grape is a fruit, botanically a berry (botany), berry, of the deciduous woody vines of the flowering plant genus ''Vitis''. Grapes are a non-Climacteric (botany), climacteric type of fruit, generally occurring in clusters.
The cultivation of ...
s)
''Oidium albicans'' has been a parallel name of the yeast ''
Candida albicans
''Candida albicans'' is an opportunistic pathogenic yeast that is a common member of the human gut flora. It can also survive outside the human body. It is detected in the gastrointestinal tract and mouth in 40–60% of healthy adults. It is usua ...
'' (not related to the powdery mildew).
Some other species of medical importance previously classified as ''Oidium'' include:
*''Oidium cutaneum'' = '' Trichosporon cutaneum'' (cause of some human fungal diseases)
*''Oidium lactis'' (=''Oidium pulmoneum'') = ''
Geotrichum candidum
''Geotrichum candidum'' is a fungus which is a member of the human microbiome, notably associated with skin, sputum, and faeces where it occurs in 25–30% of specimens. It is common in soil and has been isolated from soil collected around the ...
'' (in soil, water and air, also belongs to normal human flora)