Rhodotarzetta euchroa

Coll. K(M) 178671
Coll. K(M) 178671
© M. Storey

Rhodotarzetta euchroa (P. Karst.) Bronckers, Ascomycete.org, 11 (4): 143 (2019).

 

Basionym Peziza euchroa P. Karst., Not. Sällsk. Fauna Fl. Fenn. Forh., 11: 228 (1870).

Diagnosis F.F. exs. 817. Ad terram locis udis umbrosis deustis in Pellinsuo et Isoniittu mensibus Augusto et Septembri frequentissime provenit. — Apothecia plus minusve aggregata, primum clausa, sphaeroidea, dein hemisphaerica, tandem applanata, planiuscula, interdum radiato-fissa, sessilia, subarachnoidea, margine saepe subcrenulato-inaequali, demum semper integro, subaurantiaco-rosea, extus pallidiora, latit. 1–12 cm.; sporae ellipsoideae, uniseriales, 2-guttulatae, longit. 14–18 mmm., crassit. 8–9 mmm.; thecae cylindraceae, crassit. 12–13 mmm., apice iodo non tinctae; paraphyses endochromate colorato foetae, articulatae, crassit. 4–5 mmm., apicem versus leviter incrassatae, crassit. 5–8 mmm.
Haec concinna species ad P. semiimmersam vel P. ollarem appropinquat.

Type Fungi Fenniae no. 817 (H) - lectotypus

Homotypic Humaria euchroa (P. Karst.) Sacc., Syll. fung., 8: 131 (1889) ; Octospora euchroa (P. Karst.) Berthet, Bull. mens. Soc. linn. Lyon, 34: 228 (1965) ; Anthracobia euchroa (P. Karst.) Benkert, Z. Mykol., 74 (2): 261 (2008).

Synonyms
Pustularia rosea Rea, Trans. Worcestershire Nat. Club, 8: 20 (1924); Tarzetta rosea (Rea) Dennis, Brit. Ascom.: 30 (1978); Rhodotarzetta rosea (Rea) Dissing & Sivertsen, Mycotaxon, 16 (2): 456 (1983).

MycoBank 831639

 

Literature
Benkert D. 2008. Die Identität von Peziza euchroa P. Karst. (Pezizales, Ascomycota). Zeitschrift für Mykologie, 74 (2): 257-261.
Bronckers R. 2019. Peziza euchroa assigned to the genus Rhodotarzetta after 150 years. Ascomycete.org, 11 (4): 141-144.
Dissing H., Sivertsen S. 1983. Operculate discomycetes from Rana (Norway) 5. Rhodoscypha gen. nov. and Rhodotarzetta gen. nov. Mycotaxon, 16 (2): 441-460.
Filippova N., Bulyonkova T., Lindemann U. 2016. New records of two pyrophilous ascomycetes from Siberia: Pyropyxis rubra and Rhodotarzetta rosea. Ascomycete.org, 8 (4): 119-126.
Karsten P.A. 1870. Symbolae ad mycologiam Fennicam. I. Notiser ur Sällskapets pro Fauna et Flora Fennica Förhandlingar, 11: 213-268.
Rea C. 1924. The fungi of Wyre Forest. Transactions of the Worcestershire Naturalists’ Club, 8: 16-40.
Yao Y.J., Spooner B.M. 2002. Notes on British species of Tazzetta (Pezizales). Mycological Research, 106: 1243-1246.

Classification: Pyronemataceae, Rhodotarzetta


Created on 02/07/2015.

Updated on 03/08/2023.

Distribution

Collections List

[FR] Vallorcine
Vallon de Bérard
29/07/2006, leg. P. Ribollet

Source: FMBDS/BD P. Ribollet
[FR] Bourg-Saint-Maurice
Arc 1800
16/08/1998, leg. P.-A. Moreau

Source: AdoniF
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