. . . . "Psathyrella" . "(Fr.) Qul. 1872" . "Psathyrella gracilis" . "Psathyrella gracilis (Fr.) Qul. 1872" . "Fungi" . "Psathyrellaceae" . . . "Agaricales" . "Basidiomycota" . . . . . "Agaricomycetes" . .