Teleomorph of Hypocrea junci (a–g, j–t; WU 29229) and H. rufa f. sterilis (h, i, u; K 154038). a–c. Fresh stromata (a. immature). d–i. Dry stromata (e. immature). j. Rehydrated stroma. k. Stroma surface showing ostiolar openings after rehydration. l. Stroma in vertical section. m. Stroma surface in horizontal section. n. Perithecium in section. o. Cortical and subcortical tissue in section. p. Subperithecial tissue in section. q. Stroma base in section. r–u. Asci with ascospores (t, u. in cotton blue/lactic acid). Scale bars: a = 1.3 mm. b, c, e, g, i = 0.3 mm. d, f, l = 0.2 mm. h, j = 0.5 mm. k = 50 μm. m, r, u = 10 μm. n, p, q = 25 μm. o = 15 μm. r–t = 5 μm