15(14) Spores large, 30-42 × 15-18µm, warted, ellipsoid with acute apices. _Thecotheus cinereus_ - Spores smaller, smooth or only finely ornamented 16 16(15) Apothecia brownish, large, 1cm diam. or more. (_Peziza_) 21 - Apothecia pale, up to 4mm diam. Asci protruding from hymenium when ripe. 17 17(16) Apothecia white to pink, up to 2mm diam. Spores finely verruculose, 18-25 × 8-14µm. _Iodophanus carneus_ (fig. 4) - Apothecia pale, variously coloured when fresh, but drying darker. Spores smooth. (_Thecotheus_) 18 18(17) Spores apiculate at each end, smooth. 19 - Spores not apiculate, 20-22 × 8-10µm. _Thecotheus agranulosus_ 19(18) Spores with a collar at the base of the apiculus. 20 - Spores without a collar at the base of the apiculus, 16-21 × 8-12µm. _Thecotheus apiculatus_ 20(19) Apothecia white. Spores 20-22 × 10-12µm, apiculus 4-6µm diam. _Thecotheus perplexans_ - Apothecia yellowish. Spores 12-15 × 7.5-9µm, apiculus 2.5-3.5µm diam. _Thecotheus africanus_ 21(16) Spores smooth, without guttules. 22 - Spores verruculose or spinulose, 15-18 × 8-9µm, with 1 guttule. Paraphyses with clavate apices, with brown contents. Apothecia asymmetrical, extended on one side. _Peziza pleurota_ 22(21) Spores 19-24 × 10.5-14µm. Apothecia yellowish brown, up to 10cm diam. _Peziza vesiculosa_ - Spores up to 10µm wide. 23 23(22) Apothecia ca 1cm diam., umber with a paler margin. Spores 15-22 × 9-10µm. _Peziza bovina_ - Apothecia up to 2cm diam., pale brown. Spores 13-16 × 7-9µm. _Peziza fimeti_ 24(14) Apothecia robust, up to 4mm diam., orange or with brownish or purple tints. 25 - Apothecia smaller, rarely more than 1mm, pale, yellowish green, orange, grey or chestnut. 32 25(24) Apothecia orange or red. 26 - Apothecia discrete, brownish or purple. (_Fimaria_) 27