Thecotheus viridescens
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Thecotheus viridescens E. Ludw., in Hohmeyer et al., Hoppea, 47: 27 (1989).

 

Basionym Thecotheus viridescens E. Ludw., in Hohmeyer et al., Hoppea, 47: 27 (1989).

Diagnosis Apothecia primo doliiformia, deinde turbinata, denique applanate obconica, in diametro ad 1 mm, in media adnata aut plane insidentia, colore primo subgriseo, deinde griseo-viridi vel clare olivaceo-griseo. Disci subconcavi vel pIani vel subconvexi, asperuli, in margine denticulati. Excipulum medullarium ad 25 µm crassum, e textura intricata, hyphis 3-5 µm Iatis. Excipulum ectalium 30-60 µm crassum, e textura angulari, cuius cellulae sunt 8-20 µm in diametro. Denticulatio marginis e cellulis filamentosis, tenuiter tunicatis, hyalinis, agglutinatis, 3-5 µm latis. Asci operculati, iodi ope totam per longitudinem caerulescentes, sporis quattuor vel octo instructi. Paraphyses simplices. Ascosporae (16) 17-20 × 6-8 µm, anguste ellipsoideae vel subfusiformes, ornatae verruculis elongatis vel subreticulatis, quae verruculae ad polos densiores immo in formam apiculi crescunt; ascosporae primo crasse, deinde subtenuiter tunicatae, sine guttulis interioribus.

Type leg. E. Ludwig, 12.08.1982 (B) - holotypus

MycoBank 543197

 

Literature
Hohmeyer H., Ludwig E., Schmid H. 1989. Seltene Ascomyceten in Bayern (2). Über einige Arten von operculaten Discomyceten (Pezizales). Hoppea, 47: 5-35.


Classification Ascobolaceae, Thecotheus


CreatedDate 25.03.2018.

UpdatedDate 25.03.2018.

Thecotheus viridescens
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