Monilochaetes pteridophytophila (MFLU 21-0023, holotype). a. The host tree fern (Alsophila costularis) in the field; b. Dead frond stalks of tree fern; c. Colony on dead frond stalk of tree fern; d. Conidiophore; e–g. Conidiogenous cells with attached conidia; h. Germinating conidium; i–n. Conidia; o. Colony on PDA from above and below. Scale bars: c = 200 μm, d = 100 μm, e–h = 20 μm, i–n = 10 μm.