Trichoderma citrinum

Study corresponding to the sexual or teleomorph stage of the species, known as Hypocrea citrina.

Stromatal tissue of textura globulosa-angularis, with hyaline and thin-walled hyphae.

Asci cylindrical, hyaline, thin-walled, containing 16 part-spores inside, uniseriate, up to 80 µm long and 4.5-6 µm wide, lacking croziers at their base, inamyloid in Melzer's reagent.

Ascospores of two types: some subglobose and others oval to oblong, hyaline, with slightly verrucose walls, with only faint yellowish pigment, containing guttules of variable size inside.

Herbarium material available: JTP1913/23.