Pseudombrophila guldeniae

Coll. 2011-05-08
Coll. 2011-05-08
© S. Kytöharju
Coll. 2012-03-21
Coll. 2012-03-21
© C. Gelpi

Pseudombrophila guldeniae Svrček, Česká Mykol., 20 (1): 17 (1966).

 

Basionym Pseudombrophila guldeniae Svrček, Česká Mykol., 20 (1): 17 (1966).

Diagnosis Apothecia 2,5-6 mm diam., solitaria, orbicularia, breviter crasseque stipitata, molliter carnosa; thecium patellare, mox planum, denique usque pileatum, laeve, sat pallide castaneo brunneum, margine anguste submembranaceo-limbato, minute obscureque denticulato vel lacerato; stratum externum excipuli stipitisque cum thecio concolor, sparse umbrino-tomentosum; stipes usque ad 1,5 mm longus, crasse cylindraceus, basi hyphis hyalinis substrata affixus. Excipulum e cellulis subglobosis vel late ellipsoideis, 12-28 µ latis, pallide brunneolis, sat tenuiter tunicatis; stratum externum hyphis laxe intricatis, longe cylindraceis, flexuosis, septatis, pallide brunneis, 3-5 µ crassis (membranis 1-1,5 µ crassis), obtuse terminatis tectum est; limbus e hyphis similibus instructus est. Asci 140-160 × 9-13 µ, cylindracei, apice truncati, deorsum sensim breviter stipitati, tetraspori, sporis monostichis; membrana non amyloidea. Paraphyses 2-2,5 µ crassae, non incrassatae, rectae, totae brunneolae, apice obscure brunneae, nudae, iodi ope non virescentes. Sporae 17-20 × 7-7,5 µ, ellipsoideo-fusoideae polis angustatis, verruca polari parva (1-1,5 µ) instructae., tenuiter tunicatae, hyalinae, unicellulares, dense minuteque verrucoso-reticulatae; ocella reticuli minutissima, maxime ad 1,8 µ diam., reticulum solum sub amplificatione magna (1000 ×) distinctum est.
Hab. Bohemia meridionalis: Třeboň, in silvis "Zámecký revír" dictis, ad acus Piceae excelsae in stratum acumulatis ubi etiam excrementa cervina inventae sunt, 20.V.1965 leg. Gro Gulden (Oslo, Norge), cuj hanc speciem insignem dedico (typus PR).
Ab omnibus speciebus generis Pseudombrophila Boud. (vel Fimaria Velen.) sporis verrucoso-reticulatis, calyptratis, atque ascis tetrasporis valde discrepat.

Type PRM 731949 - holotypus

Homotypic Svrcekomyces guldeniae (Svrček) J. Moravec, Česká Mykol., 30 (1): 5 (1976) ; Nannfeldtiella guldeniae (Svrček) Svrček, Česká Mykol., 35 (1): 23 (1981).

Synonyms
Nannfeldtiella aggregata Eckblad, Nytt Mag. Bot., 15 (1-2): 116 (1968); Pseudombrophila aggregata (Eckblad) Harmaja, Acta Bot. Fenn., 16 (3): 160 (1979).
Pseudombrophila tetraspora Harmaja, Acta Bot. Fenn., 16 (3): 161 (1979).

MycoBank 337790

 

Literature
Brummelen J. (van) 1995. A World-monograph of the genus Pseudombrophila (Pezizales, Ascomycotina). Libri Botanici, 14: 1-117.
Dämon W. 1996. Ein Fund von Pseudombrophila guldeniae Svrcek in den Hohen Tauern (Österreich). Mycologia Bavarica, 1: 53-63.
Eckblad F.E. 1968. The genera of the operculate Discomycetes. A re-evaluation of their taxonomy, phylogeny and nomenclature. Nytt Magasin for Botanikk, 15 (1-2): 1-191.
Harmaja H. 1979. Studies on vernal species of Gyromitra and Pseudombrophila (syn. Nannfeldtiella). Annales Botanici Fennici, 16 (3): 159-162.
Moravec J. 1976. Svrčekomyces J. Moravec gen. nov., a new genus of Pyronemaceae Corda em. Eckblad (Discomycetes). Česká Mykologie, 30 (1): 5-7.
Svrček M. 1966. Species novae Discomycetum e Cechoslovakia. Česká Mykologie, 20 (1): 8-17.
Yao Y.J., Spooner B.M. 2006. Species of Sowerbyella in the British Isles, with validation of Pseudombrophila sect. Nannfeldtiella (Pezizales). Fungal Diversity, 22: 267-279.

Classification: Pseudombrophilaceae, Pseudombrophila


Created on 10/06/2015.

Updated on 02/08/2023.

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