Coll. NV 2014.09.08
© N. Van Vooren | 
Coll. NV 2009.08.06
Microcharacters 10 µm
© N. Van Vooren | | | | |
Helvella philonotis Dissing, Bot. Tidsskr., 60: 117 (1964).
Basionym Helvella philonotis Dissing, Bot. Tidsskr., 60: 117 (1964).
Diagnosis Pileus irregulariter discoides vel lobis recurvis vel paene ephippiomorphus, 1–3 cm latus, hymenio nigra, facie exteriore glabra, pulla vel nigra, ad stipitem versus pallidiore. Stipes 1–2.5 cm longus, 2–5 mm crassus. aliquantum compressus, ad pileum versus attenuatus, sulcis 4–6 Iongitudinalibus, irregularibus, raro anastomosantibus, plerumque in faciem exteriorem pilei prolongatis, marginem tamen numquam attingentibus ornatus, canus vel pullus, prope basim pallidior. Excipuli exterior pars 80–120 µ crassa, textura prismatica, cellulis superficiem formantibus clavatis, 20–30 µ longis, 8–11 µ crassis, fuscis; pars medullaris 240–360 µ crassa, textura intricata, hyphis hyalinis, 3 µ crassis; subhymenium 50–70 µ crassum; hymenium 280–300 µ crassum, ascis 14–18 µ crassis, paraphysibus 3 µ crassis, supra ad 6–9 µ incrassatis, fuscis, sporis 17–19.3–21 µ longis, 10–11.5–12.5 µ latis.
Typus die 31 Julii anni 1959 inter muscos fontanos in montibus Tindar prope oppidum islandicum Hveragerði eminentibus a M. Lange sub numero 130 lectus, in Museo Botanico Hauniensi depositus.
Type F-45481 (C) - holotypus
Synonyms
Helvella corium f. alpestris (Boud.) J. Favre, Ergebn. wissensch. Unters. schweiz. Nationalp., 5: 27 (1955), s. Favre, non Boudier.
Helvella dovrensis T. Schumach., Mycotaxon, 43: 34 (1992).
Helvella queletii var. alpina R. Heim & L. Rémy, Bull. Soc. mycol. Fr., 48: 53 (1932).
MycoBank 331845
Literature
Chaillet P., Frund C. 2011. Helvella arctoalpina et Helvella dovrensis, deux helvelles récoltées dans les Alpes françaises. Mycologia Montenegrina, 13: 91-98.
Dissing H. 1964. Studies in Arctic and Subarctic Discomycetes I. The genus Helvella. Botanisk Tidsskrift, 60 (1-2): 108-128.
Favre J. 1955. Les champignons supérieurs de la zone alpine du Parc national de Suisse. Ergebnisse der wissenschaftlichen Untersuchungen des schweizerischen Nationalpark, 5: 1-212.
Heim R., Rémy L. 1932. Fungi Brigantiani. (Troisième série). Espèces rares ou nouvelles de Discomycètes des Alpes Briançonnaises. Bulletin de la Société mycologique de France, 48 (1): 53-75.
Schumacher T. 1992. New or noteworthy discomycetes. 2. Five new operculate discomycetes [Pezizales] from the Dovre mountains, central south Norway. Mycotaxon, 43: 33-47.
Schumacher T., Jenssen K.M. 1992. Discomycetes from the Dovre mountains, central south Norway. Arctic and Alpine Fungi, 4: 1-66.
Skrede I., Carlsen T., Schumacher T. 2017. A synopsis of the saddle fungi (Helvella: Ascomycota) in Europe – species delimitation, taxonomy and typification. Persoonia, 39: 201-253.
Classification: Helvellaceae, Helvella
Created on 01/07/2015.
Updated on 03/08/2023.
