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Paurocotylis bynumii (Trappe, Bushnell & Castellano) Healy & M.E. Sm., Fung. Biol., 121 (3) : 278 (2017).
Basionym Stephensia bynumii Trappe, Bushnell & Castellano, Mycotaxon, 64: 432 (1997).
Diagnosis Ascomata subglobosa vel convoluta, 10-20 × 15-23 mm, juventute pallide avellanea, maturitate tomento brunneo tecta. Gleba solida, cremea, venis gilvis hymenialibus. Sporae globosae, bulla gaseosa, 16-18 (-21) µm in diam, hyalinae, laeves. Asci (6-) 8 spori, juventute clavati vel saccati, maturitate cylindracei, 238-250 × 18-20 µm caulem deminutum 45-60 µm longum includentia. Paraphyses tenus ascis, 2-3 µm in diam, hyalinae, septatae. Tomentum hypharum 4-8 µm in diam, granulatarum. Excipulum externum textura intricata laxa cellulis frequentibus inflatis usque ad 10-20 (-40) µm; excipulum internum similare, arctius. Holotypus leg. O. Bynum, Trappe #5832.
Type OSC-58834 holotypus
MycoBank 814822
Literature
Kumar L.M., Smith M.E., Nouhra E.R., Orihara T., Sandoval P., Pfister D.H., McLaughlin D.J., Trappe J.M., Healy R.A. 2017. A molecular and morphological re-examination of the generic limits of truffles in the Tarzetta-Geopyxis lineage – Densocarpa, Hydnocystis, and Paurocotylis. Fungal Biology, 121 (3): 264-284.
Trappe J.M., Bushnell W., Castellano M.A. 1997. NATS truffle and truffle-like fungi 6: Stephensia bynumii sp. nov. (Ascomycota), with a key to the species of Stephensia. Mycotaxon, 64: 431-435.
Classification: Tarzettaceae, Paurocotylis
Created on 15/08/2017.
Updated on 07/08/2023.
