Coll. BT 270422
© B. Thoresen
Peziza ellipsospora (Gilkey) Trappe, Mycotaxon, 9 (1): 336 (1979).
Basionym Hydnotrya ellipsospora Gilkey, Univ. Calif. Pub. Bot., 6 (11): 307 (1916).
Diagnosis Ascocarp purplish brown, 1.5 cm. in diam., subglobose, composed of loose folds occasionally joined; surface of ascocarp minutely villose; interior of large, hollow, connected chambers opening without at various points; wall of ascocarp 1 mm. thick, lined with hymenium, the transition of hymenium to cortex at external openings plainly visible; hyphae of wall somewhat connected immediately below external surface; hyphae at surface distinctly separated, somewhat swollen at tips, 9-18 µ thick, continuing into hymenium as slender paraphyses; asci cylindrical, not constricted between spores, 10 by 260 µ, 8-spored; spores 1-seriate, ellipsoid, 10 by 14 µ, minutely papillose; paraphyses not produced beyond asci, little swollen, 2-5 µ thick.
Type UC 511628 - holotypus
Gilkey H.M. 1916. A revision of Tuberales of California. University of California Publications in Botany, 6 (11): 275-356.
Trappe J.M. 1979. The orders, families, and genera of hypogeous Ascomycotina (truffles and their relatives). Mycotaxon, 9 (1): 297-340.
Classification Pezizaceae, Peziza