Coll. ERD-6191 © E. Rubio | Coll. ERD-6191
Microcharacters 10 µm © E. Rubio | | | | |
Thecotheus himalayensis S.C. Kaushal, Bot. Not., 133 (3): 319 (1980).
Basionym Thecotheus himalayensis S.C. Kaushal, Bot. Not., 133 (3): 319 (1980).
Diagnosis Apothecia ad 2,5 mm diam., solitaria vel aggregata, sessilia vel brevistipitata, cupulata vel turbinata et raro conoidea, carnosa, alba, margine integro; hymenium album, asperum propter apices prominentes ascorum. Excipulum externum e textura angulari, ad 65 µm crassum, cellulis ad 24 × 17 µm, parum crassitunicatis; excipulum medullosum e textura intricata densa, ad 85 µm crassum, tenuis ad marginem, hyphis ad 6 µm latis; hypothecium indistinctum. Asci (120-)160-175(-186) × 11-14 µm, octospori, cylindrici, apice rotundo, longe stipitati, J +. Ascosporae 12,0-15,5 × 6-7 µm, uniseriatae, aliquando ad apicem congestae, ellipsoideae, subhyalinae, verruculosae. Paraphyses filiformes, septatae, ramosae, ± rectae, deorsum ad 1,5 µm crassae. Filamenta simplicia, robusta, ± recta vel sursum paullo curvata, subhyalina, ad 5 µm crassa ascis et paraphysibus immixta.
Type Kaushal 2625 (PAN) - holotypus
MycoBank 112659
Literature
Aas O. 1992. A world-monograph of the genus Thecotheus (Ascomycetes, Pezizales).
Kaushal S.C. 1980. A new species of Thecotheus (Pezizales) from the Western Himalayas. Botaniska Notiser, 133 (3): 319-321.
Rubio E., Miranda M.A., Linde J., Sánchez J.A., Román A., Menéndez J.L., Delpont M., Hairaud M., Capoen B. 2015. Nuevas adiciones al catálogo micológico del Parque natural de Somiedo. II. Boletín de la Sociedad Micológica de Madrid, 39: 163-194.
Classification: Ascobolaceae, Thecotheus
Created on 07/04/2016.
Updated on 07/08/2023.