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Comprehensive Description

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Irpiciporus lacteus (Fries) Murrill
Sistotrema lacteum Fries, Obs. Myc. 2: 266. pi. 6,f. 1. 1818.
Boletus Ttilipiferae Schw. Schr. Nat. Ges. Leipzig 1 : 99. 1822. (Type from North Carolina.) Irpex sinuosus Fries, Elench. Fung. 1 : 145. 1828. (Type from Sweden, on fallen oak branches.) Irpex pallescens Fries, Epicr. Myc. 522. 1838. (Type from North America, on trunks of Lirio-
dendron.') Irpex Tulipiferae Fries, Epicr. Myc. 523. 1838. Irpiciporus Tulipiferae Murrill, Bull. Torrey Club 32 : 472. 1905.
^ The spore-characters of many of the species treated in the following pages have been obtained for me by Mr. Guy West "Wilson. It has been impossible to examine the spores in many of the older type specimens, and in some specimens spores could not be found. Pileus extensively effused, shortly reflexed, imbricate, sessile, dimidiate, laterally connate, 0-1.5X1^X0.1-0.2 cm.; surface white, subzonate, concentrically furrowed in large sf)ecimens, villose ; margin very thin, defiexed, undulate to lobed : context white, membranous, less than 1 mm. thick ; tubes short, irregular, white to isabelline, 1-3 mm, long, mouths angular, about 2 to a mm., edges uneven, soon splitting into teeth, which are compressed, pointed, fimbriate, dentate to incised: spores cylindrical, slightly curved, smooth, h3^aline, 6-7 X 2-3 fJ; hyphae septate, 2-3 ^i ; basidia 16-20 /i.
Type locality : Sweden.
Habitat: Dead deciduous wood.
Distribution : North America ; also in Burope and Asia.
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bibliographic citation
William Alphonso MurrilI, Gertrude Simmons BurIingham, Leigh H Pennington, John Hendly Barnhart. 1907-1916. (AGARICALES); POLYPORACEAE-AGARICACEAE. North American flora. vol 9. New York Botanical Garden, New York, NY
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Irpex lacteus

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Irpex lacteus is a common crust fungus distributed throughout temperate areas of the world. It is the type of the genus Irpex. Irpex lacteus is considered a polypore, but depending on growth conditions it can also produce a hydnoid hymenophore. Due to this variability and abundance of the species it has been described as a new species to science numerous times and subsequently has an extensive synonymy. The complete genome sequence of Irpex lacteus was reported in 2017.[1]

Irpex lacteus is a white-rot fungus that inhabits mainly angiosperm branches and trunks.[2] It is one of the most common wood-rotting fungi for instance in urban North America. It is inedible.[3] The fungus has been identified as a cause of pulmonary infections in immuno-compromised humans.[4]

Taxonomy

The fungus was first described in 1818 by Elias Magnus Fries, who called it Sistotrema lacteum.[5] Fries later made it the type species of the genus Irpex in 1828.[6]

Synonyms

  • Boletus cinerascens Schwein. (1822)
  • Boletus tulipiferae Schwein. (1822)
  • Coriolus lacteus (Fr.) Pat. (1900)
  • Coriolus tulipiferae (Schwein.) Pat. (1900)
  • Daedalea diabolica Speg. (1889)
  • Hirschioporus lacteus (Fr.) Teng (1963)
  • Hydnum lacteum (Fr.) Fr. (1823)
  • Irpex bresadolae Schulzer (1885)
  • Irpex diabolicus (Speg.) Bres. (1919)
  • Irpex hirsutus Kalchbr. (1878)
  • Irpex lacteus f. sinuosus (Fr.) Nikol. (1953)
  • Irpex pallescens Fr. (1838)
  • Irpex sinuosus Fr. (1828)
  • Irpiciporus lacteus (Fr.) Murrill (1907)
  • Irpiciporus tulipiferae (Schwein.) Murrill (1905)
  • Microporus chartaceus (Berk. & M.A.Curtis) Kuntze, (1898)
  • Microporus cinerascens (Schwein.) Kuntze (1898)
  • Polyporus chartaceus Berk. & M.A.Curtis (1849)
  • Polyporus tulipiferae (Schwein.) Overh. [as 'tulipiferus'], (1915)
  • Polystictus bresadolae (Schulzer) Sacc. (1888)
  • Polystictus chartaceus (Berk. & M.A.Curtis) Cooke, (1886)
  • Polystictus cinerascens (Schwein.) Cooke (1886)
  • Polystictus cinerescens (Schwein.) Cooke
  • Polystictus tulipiferae (Schwein.) Cooke (1886)
  • Poria cincinnati Berk. ex Cooke, (1886)
  • Poria tulipiferae (Schwein.) Cooke, (1888)
  • Sistotrema lacteum Fr. (1818)
  • Steccherinum lacteum (Fr.) Krieglst. (1999)
  • Trametes lactea (Fr.) Pilát (1940)
  • Xylodon bresadolae (Schulzer) Kuntze (1898)
  • Xylodon hirsutus (Kalchbr.) Kuntze (1898)
  • Xylodon lacteus (Fr.) Kuntze (1898)
  • Xylodon pallescens (Fr.) Kuntze (1898)
  • Xylodon sinuosus (Fr.) Kuntze (1898)

References

  1. ^ Yao, Mengwei; Li, Wenman; Duan, Zihong; Zhang, Yinliang; Jia, Rong (2017). "Genome sequence of the white-rot fungus Irpex lacteus F17, a type strain of lignin degrader fungus". Standards in Genomic Sciences. 12 (8): 400–3. doi:10.1186/s40793-017-0267-x. PMC 5596461. PMID 5596461.
  2. ^ Gilbertson RL, Ryvarden L (1986) North American polypores 1, Abortiporus to Lindtneria. Oslo, Fungiflora.
  3. ^ Phillips, Roger (2010). Mushrooms and Other Fungi of North America. Buffalo, NY: Firefly Books. p. 324. ISBN 978-1-55407-651-2.
  4. ^ Multiple (2005). "The Polypore Mushroom Irpex lacteus, a New Causative Agent of Fungal Infections". Journal of Clinical Microbiology. American Society for Microbiology. 43 (4): 2009–2011. doi:10.1128/JCM.43.4.2009-2011.2005. PMC 1081321. PMID 15815046.
  5. ^ Fries, E.M. (1818). Observationes mycologicae (in Latin). Vol. 2. p. 266.
  6. ^ Fries, E.M. (1828). Elenchus Fungorum (in Latin). Vol. 1. p. 145.
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Irpex lacteus: Brief Summary

provided by wikipedia EN

Irpex lacteus is a common crust fungus distributed throughout temperate areas of the world. It is the type of the genus Irpex. Irpex lacteus is considered a polypore, but depending on growth conditions it can also produce a hydnoid hymenophore. Due to this variability and abundance of the species it has been described as a new species to science numerous times and subsequently has an extensive synonymy. The complete genome sequence of Irpex lacteus was reported in 2017.

Irpex lacteus is a white-rot fungus that inhabits mainly angiosperm branches and trunks. It is one of the most common wood-rotting fungi for instance in urban North America. It is inedible. The fungus has been identified as a cause of pulmonary infections in immuno-compromised humans.

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Wikipedia authors and editors
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wikipedia EN