Polyphasic taxonomy of Penicillium subgenus Penicillium A ... - CBS

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J. C. FRISVAD &R.A.SAMSONP. thymicola Frisvad & Samson, sp. nov.In Penicillium subgenus Penicillium section Viridicataseries VerrucosaType: Herb. CBS 111225Culture ex type: CBS 111225 = IBT 5891, ex thyme,Greece (T)Diagnostic features: Green rough-walled conidia, verrucolone,alantrypinone, fumiquinazoline F, halotolerant andpsychrotolerantSimilar species: P. thymicola differs from P. verrucosumand P. nordicum by rough-walled conidia and a yellowreverse on CYA.Description:Conidiophores: Terverticillate, appressed elements, bornfrom subsurface hyphaeConidia: Rough-walled, globose to subglobose, 2.6-3.2 μm.Phialides: Cylindrical tapering to a distinct collulum, 7-9μm x 2.5-3.0 μmMetulae: Cylindrical, 8-14 μm x 3.2-4.4 μmRami: Cylindrical, 10-20 μm x 3.5-4.5 μmStipes: Rough-walled, 200-500 μm x 3.5-4.2 μmSynnemata or fasciculation: noneSclerotia: NoneColony texture: VelutinousConidium colour on CYA: GreenExudate droplets on CYA: None or yellow dropletsReverse colour on CYA: YellowReverse colour in YES: Yellow to orangeDiffusible colour: NoneEhrlich reaction: Yellow greenOdour and volatile metabolites: 2-methyl-isoborneol (Larsenet al., 2001)Extrolites: 1) Verrucolone & PC-2, 2) Daldinine D, 3)Fumiquinazoline F, 4) Alantrypinone and serantrypinone, 5)AnacineGrowth on creatine: WeakAcid and base production on creatine: acid under colony, nobaseGrowth on UNO: GoodGrowth on nitrite: GoodAbiotic factors:Diam., 1 week, 25°C: CYA: 9-20 mm; MEA: 8-17 mm;YES: 15-26 mm; CREA: 5-13 mm; Cz: 7-12 mm, OAT: 8-13 mm: CYAS: 24-30 mm; CzBS: 2-10 mm; CzP: 0 mm;UNO: 6-11 mm; DG18: 18-21 mmDiam., CYA, 1 week: 15°C: 19-24 mm; 30°C: 2-6 mm;37°C: 0 mmCYA/CYAS: 0.6 [0.4-0.7], halotolerantCYA15°C/CYA 25°C: 1.4 [1.0-2.3], psychrotolerantCYA30°C/CYA 25°C: 0CZBS/CZ: 0.6 [0.3-1.0]CZP/CZ: 0Distribution: Czech Republic, Greece, Sudan, Wyoming(USA)Ecology and habitats: Thyme and other herbs, sorghum,soil under cottonwoodBiotechnological applications: NoneBiodeterioration & phytopathology: UnknownMycotoxicoses and mycotoxins: The toxicity of the extrolitesof P. thymicola is unknown.Typical cultures: IBT 21560 = CBS 111226, ex air ofarchive, Moravia, Czech Republic, Czech Republic (Y);IBT 5254 = CBS 111227, ex sorghum, Sudan; IBT 5812 =CBS 111224; herb, Greece; IBT 16332 = CBS 111223, exsoil under Populus angustifolia in creek, Arlington, Wyoming,USA.152
POLYPHASIC TAXONOMY OF SUBGENUS PENICILLIUMFig. 76. Penicillium thymicola. 7-day old colonies on A. CYA, B. MEA, C. YES, D-H. Conidiophores. I. Conidia. White bar =10 µm.153
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J.C. FRISVAD &R.A.SAMSONcies is not
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POLYPHASIC TAXONOMY OF SUBGENUS PEN
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P. oxalicum has biverticillate stru
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J.C. FRISVAD &R.A.SAMSONproduced by
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dipodomyis are mainly distinguished
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species of the Claviformia by the m
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Ex type cultures of P. granulatum (
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= P. terraconense Ramírez & Martí
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Two names, P. aurantiocandidum and
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(except P. allii and P. albocoremiu
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species on cheese (Lund et al., 199
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List of accepted species in subgenu
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Page 169 and 170: Cruickshank RH (1983) Distinction b
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Polyphasic taxonomy of Penicillium subgenus Penicillium A ... - CBS

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