Geopyxis delectans

Coll. 2012.08.28
Coll. 2012.08.28
© B. Wergen
Coll. 2012.08.28
Coll. 2012.08.28

Microcharacters
© B. Wergen


Geopyxis delectans (Starbäck) K. Hansen & X.H. Wang, Mycologia, 108 (6): 1206 (2016).

 

Basionym Humaria delectans Starbäck, Bot. Not., 1898: 211 (1898).

Diagnosis Apothecia gregatim sparsa, superficialia vel basi lata adnata, e cupulatis mox late applanata, sed vix patellaria, margine undulato, semper integro et erecto, excipulo pallide ochraceo-testaceo ad basin fibrillis caudidis e mycelio excuntibus, sursum sensim evanescentibus obsessa, disco saturatius vitellino vel vitellino-miniato, 0,5-1,5 cm. lata. Asci cylindracei, sursum rotundati, longiusculo pedicellati, 120-140 (p. sp) × 12-15 µ. Sporidia laevia ellipsoidea, utrinque obtusinscula, primo guttulata, denique continua, 14-16 × 7,5-9 µ. Paraphyses graciles, filiformes, non vel vix incrassatae, 2,5 µ latae. Excipulum textura globulosa, cellulis 6-12 µ diam., extus contextu arachnoideo hyphis varie currentibus, vix anastomosantibus, 3-5 µ crassis, basin versus densioribus composito vestitum. J+.
Hab. : ad terram arenosam et adustam inter musco graminesque juvenes ad Ledinge, Knifsta, Uppland. Legi 11.6 et 13.7.1895.

Type F66460 (S) - lectotypus

Homotypic Aleuria delectans (Starbäck) Boud., Hist. class. discom. Eur.: 45 (1907) ; Kotlabaea delectans (Starbäck) Svrček, Česká Mykol., 28 (3): 131 (1974).

MycoBank 817843

 

Literature
Benkert D. 2008. Emendierung der Gattung Kotlabaea (Ascomycota, Pezizales). Österreichische Zeitschrift für Pilzkunde, 17: 173-193.
Dennis R.W.G. 1983. Some Ascomycetes from the Maghrib, North Africa. Kew Bulletin, 39 (4): 759-770.
Dougoud R. 2002. Contribution à la connaissance de quelques Discomycètes operculés rares ou méconnus. Fungi non Delineati, 18: 1-69.
Starbäck K. 1898. Några märkligare skandinaviska ascomycetfynd. Botaniska Notiser, 1898: 201-219.
Svrček M. 1974. New or less known Discomycetes. I. Česká Mykologie, 28 (3): 129-137.
Wang X., Huhtinen S., Hansen K. 2016. Multilocus phylogenetic and coalescent-based methods reveal dilemma in generic limits, cryptic species, and a prevalent intercontinental disjunct distribution in Geopyxis (Pyronemataceae s. l., Pezizomycetes). Mycologia, 108 (6): 1189-1215.

Classification: Tarzettaceae, Geopyxis


Created on 19/07/2015.

Updated on 03/08/2023.

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