Psathyrella wavereniana M. Marchetti

Diagnosis fuente: PERSOONIA - AN INTERNATIONAL MYCOLOGICAL JOURNAL - VOLUME 15 - PART 2 - 1993 Rijksherbarium/Hortus Botanicus, Leiden, The Nederlands
     Pileus primo 10-20 mm latus, globoso-parabolicus, badius, maturitate 20-40(—50) mm latus, campanulatoconvexus, badio-aurantiacus, subumbonatus, laevis, estriatus, tenui margine, hygrophanus, in sicco pallide-brunneus, manifeste roseotinctus. Velum album, fibrillosum atque floccosum, initio efficiens marginem pilei copiose appendiculatum, dein pruinosum et marginem versus parvis floccis. Lamellae3-5 mm latae, confertae, adnatae, subventricosae, brunneae et purpureofuscae, rubea linea sub acie integra. Stipes 30-—40(—50) x 2—4 mm, cylindraceus, acqualis, cavus, eradicatus, haud bulbosus, albidus signis violaceis infra velum, annulo haud striato munitus. Caro pilei centro 2—3 mm crassa, in margine tenuis, rubro-vinosa, rubro-ochracea in stipite, rubro-vinosa ad basim.
     Sporae 6.3-7.2 x 3.6 1m, ellipsoideae, poro germinativo destitutae, nec opacac, in aqua observatae rubro-brunneac. Basidia 12.5—-16 x 5.5—7 pm, clavata, 4-sporigera. Pleurocystidia 40-52.5 x 7.5-12.5 um collum (x 4-—7.6 pm latum), lageniformia, tenuitunicata, sine colore. Cellulac marginales: cheilocystidia pleurocystidioidea 30-—40(—S0) x 7.5-12.5 uum, numerosa, cellulae spheropedunculatae et clavatae 12.5—15 x 6-7 xm intermixtae, omnes tenuitunicatae et sine colore. Trama lamellarum colorata. Pileipellis e ccllulis formata.
Hábitat: In locis deustis, in terra sabulosa, gregaria, subcaespitosa, hieme.