Koorchaloma

Tian, Xingguo, Karunarathna, Samantha C., Mapook, Ausana, Xu, Jianchu, Bao, Danfeng, Promputtha, Itthayakorn & Tibpromma, Saowaluck, 2021, Koorchaloma oryzae sp. nov. (Stachybotryaceae, Sordariomycetes), from Oryza sativa (Poaceae) in northern Thailand, Phytotaxa 524 (4), pp. 283-292 : 289

Key to Koorchaloma species

1. Marine habitat..................................................................................................................................................................................... 2 1. Non-marine habitat............................................................................................................................................................................. 3 2. Mean conidium length/width ratio=3.4:1; conidiophores reduced to conidiogenous cells............................................... K. galateae 2. Mean conidium length/width ratio=2.9:1; conidiophores reduced to conidiogenous cells or not ................................ K. spartiniola 3. Species with Acremonium synanamorph ........................................................................................................................ K. dimorpha 3. Species without synanamorph ............................................................................................................................................................ 4 4. Conidia bearing mucoid appendage usually at the apex only, conidiomata not gelatinous ............................................ K. madreeya 4. Conidia bearing mucoid appendage usually at the apex only or at both ends, conidiomata gelatinous ............................................ 5 5. Conidia bearing mucoid appendage usually at the apex only ............................................................................................................ 6 5. Conidia bearing mucoid appendage at both ends ............................................................................................................................... 7 6. Conidiophores reduced to conidiogenous cells .................................................................................................................................. 8 6. Conidiophores macronematous .......................................................................................................................................................... 9 7. Conidia fusiform............................................................................................................................................................................... 10 7. Conidia naviculate............................................................................................................................................................................ 11 8. Conidia fusiform................................................................................................................................................................... K. oryzae 8. Conidia ellipsoid.............................................................................................................................................................. K. krabiense 9. Conidia fusiform............................................................................................................................................................. K. okamurae 9. Conidia naviculate............................................................................................................................................................ K. europaea 10. Conidiophores reduced to conidiogenous cells .............................................................................................................. K. bambusae 10. Conidiophores macronematous ........................................................................................................................................................ 12 11. Excipulum well developed; mean conidium length/width ratio=5.3:1; conidiophores reduced to conidiogenous cells ..................... ...................................................................................................................................................................................... K. jamaicensis 11. Excipulum less developed; mean conidium length/width ratio=3.9:1; conidiophores macronematous ..................... K. occidentalis 12. Mean conidium length/width ratio=3.5:1; conidia fusiform .................................................................................... K. novojournalis 12. Mean conidium length/width ratio=10:1; conidia subcylindrical ....................................................................................... K. scutiae