Oxyporus | |
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Oxyporus populinus | |
Scientific classification | |
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Genus: | Oxyporus |
Type species | |
Oxyporus populinus (Schumach.) Donk (1933) | |
Synonyms [2] | |
Boudiera Lázaro Ibiza (1917) Contents |
Oxyporus is a genus of polypore fungi in the family Schizoporaceae. An individual family Oxyporaceae was described for the genus. [3] A number of species in this genus are plant pathogens, causing a white rot. The genus is widely distributed. [4]
Oxyporus was first classified as a section of the genus Coriolus by Hubert Bourdot & Amédée Galzin in 1925. [5] Marinus Anton Donk promoted the section to generic status in 1933. [1] Boudiera, a genus proposed by Lázaro Ibiza in 1917, [6] is a synonym. [2] The type species is Oxyporus populinus. [2]
The fruit bodies of Oxyporus species can exist in either a pileate (with cap and stipe) form, or a resupinate form (like a crust on the surface of the substrate). In the latter case, the crust is typically broadly attached to the substrate and has a fibrous to woody texture. Pileate fruit bodies are white to deep cream in color, have a velvety texture, and are frequently covered with mosses. The pore surface is white to light yellowish, with pores that are small and isodiametric, rarely large and angular. The tube layer is single or divided into distant layers, in which case it has layers of tissue between the tube layers. The flesh is white to cream. The hyphal system is monomitic; the generative hyphae are thin to thick-walled and sparingly branched. Most species have and abundance of simple septate cystidia that are encrusted at the tip. Basidiospores are spherical to broadly ellipsoid, thin- to thick-walled, smooth, hyaline, and have a negative reaction to Melzer's reagent. Species of Oxyporus grow on both conifers and hardwoods, causing a white rot. [7]
Oxyporus corticola has been isolated from the lymphocutaneous tissues of a beagle and a German Shepherd. The risk factors for infection with O. corticola are not yet known. [8]
Oxyporus latemarginatus produces the industrially significant enzymes lignin peroxidase and manganese peroxidase (but not laccase), [9] which are used in bioremediation, biopulping, and biobleaching. The fungus was investigated for its ability to degrade lignin in kenaf (Hibiscus cannabinus) chips. [10] This species also produces an antifungal compound, 5-pentyl-2-furaldehyde, that inhibits the mycelial growth of Alternaria alternata , Botrytis cinerea , Colletotrichum gloeosporioides , Fusarium oxysporum f. sp. lycopersici, and Rhizoctonia solani by mycofumigation. It has been investigated for use as a biofumigant. [11]
Junghuhnia is a genus of crust fungi in the family Steccherinaceae. It was circumscribed by Czech mycologist August Carl Joseph Corda in 1842. The generic name honours German-Dutch botanist Franz Wilhelm Junghuhn.
The Polyporaceae are a family of poroid fungi belonging to the Basidiomycota. The flesh of their fruit bodies varies from soft to very tough. Most members of this family have their hymenium in vertical pores on the underside of the caps, but some of them have gills or gill-like structures. Many species are brackets, but others have a definite stipe – for example, Polyporus badius.
Perenniporia is a cosmopolitan genus of bracket-forming or crust-like polypores in the family Polyporaceae. They are dimitic or trimitic with smooth, thick-walled basidiospores and cause a white rot in affected wood.
The Phanerochaetaceae are a family of mostly crust fungi in the order Polyporales.
Fomitopsis is a genus of more than 40 species of bracket fungi in the family Fomitopsidaceae.
Haploporus is a genus of poroid fungi in the family Polyporaceae.
Antrodia is a genus of fungi in the family Fomitopsidaceae. Antrodia species have fruit bodies that typically resupinate, with the hymenium exposed to the outside; the edges may be turned so as to form narrow brackets. Most species are found in temperate and boreal forests, and cause brown rot.
Ceriporia is a widely distributed genus of crust fungi.
Antrodiella is a genus of fungi in the family Steccherinaceae of the order Polyporales.
Bjerkandera is a genus of wood-rotting fungi in the family Meruliaceae.
Aurantiporus is a genus of poroid fungi in the family Meruliaceae. Circumscribed by American mycologist William Alphonso Murrill in 1905, the genus contains five species found mostly in northern temperate regions. Molecular analysis of several Aurantiporus species suggests that the genus is not monophyletic, but some other related polypore species need to be sequenced and studied before appropriate taxonomic changes can be made. In 2018, Viktor Papp and Bálint Dima proposed a new genus Odoria to contain Aurantiporus alborubescens based on multigene phylogenetic analyses. The generic name is derived from the Latin aurantius ("orange") and the Ancient Greek πόρος (pore).
Datronia is a genus of poroid crust fungi in the family Polyporaceae. The genus was circumscribed by Marinus Anton Donk in 1966, with Datronia mollis as the type species. Datronia fungi cause a white rot in hardwoods. Datronia contains six species found in northern temperate areas. The most recent addition, Datronia ustulatiligna, was described in 2015 from Himachal Pradesh in India.
Dichomitus is a genus of poroid crust fungi in the family Polyporaceae. It was circumscribed by English mycologist Derek Reid in 1965.
Grammothele is a genus of poroid crust fungi in the family Polyporaceae.
Megasporoporia is a genus of four species of crust fungi in the family Polyporaceae. The genus is characterized by its large spores, and dextrinoid skeletal hyphae.
Nigroporus is a genus of poroid fungi in the family Steccherinaceae. The genus was circumscribed by American mycologist William Alphonso Murrill in 1905. Nigroporus has a pantropical distribution. The genus name combines the Latin word niger ("black") with the Ancient Greek word πόρος ("pore").
Skeletocutis is a genus of about 40 species of poroid fungi in the family Polyporaceae. The genus has a cosmopolitan distribution, although most species are found in the Northern Hemisphere. It causes a white rot in a diverse array of woody substrates, and the fruit bodies grow as a crust on the surface of the decaying wood. Sometimes the edges of the crust are turned outward to form rudimentary bracket-like caps.
Tyromyces is a genus of poroid fungi in the family Polyporaceae. It was circumscribed by mycologist Petter Karsten in 1881. The type species is the widely distributed Tyromyces chioneus, commonly known as the white cheese polypore. The phylogenetic position of Tyromyces within the Polyporales is uncertain, but it appears that it does not belong to the "core polyporoid clade". Tyromyces is polyphyletic as it is currently circumscribed, and has been described as "a dumping place for monomitic white-rot species with thin-walled spores."
Amyloporia is a genus of five species of crust fungi in the family Polyporaceae. Its main distinguishing characteristic is the amyloid reaction of the skeletal hyphae, although some authors do not consider this to be sufficient to distinguish Amyloporia from the related genus Antrodia.
Diplomitoporus flavescens is a species of poroid crust fungus in the family Polyporaceae.