1. Only asexual morph present	P. bulbillosa
1. Sexual morph present	2
2. Ascospores smooth-walled	3
2. Ascospores ornamented	4
3. Upper cell 44.5–55 × 27.5–46 μm, lower cell 25–37 × 4.5–6.5(–8) μm	P. fimicola
3. Upper cell 18–22 × 8–9(–10) μm, lower cell 22–27 × 4–5 μm	P. costaricensis
4. Upper cell obovoid, spinulose, 33.2–40.5 × 24.8–31.3 μm	P. sacchari
4. Upper cell five-angled in side view, ornamented with longitudinal ribs, 10–12(–15) × 8–9 μm	P. striatispora