Pyrenochaetopsis indica

Authors (T.S. Viswan.) Gruyter, Aveskamp & Verkley 2010
Strain 18046
Classification Pleosporales, Pyrenochaetopsidaceae, Pyrenochaetopsis
Culture collection processing
Detection frequency Low
Figure Fig. 1 5-day-old colony on PDA Fig. 2 Pyrenochaetopsis indica. a. Pycnidia. b. seta. c. Pycnidial wall. d, e. Chlamydospores. f. Conidia(Bars= 5 μm, unless otherwise specified)
Colonies Colonies on PDA attaining 28-mm at 25 °C after 5 days, with irregular margin, velvety, pale grey, often with radial furrows, reverse dark brown, paler towards the margin.
Pycnidia Pycnidia present on OA after 2 wks, globose to subglobose, dark olivaceous brown, superfical or submerged, ostiolate, setose, up to 400 µm diam.
Conidia Conidia hyaline, ellipsoidal, cylindrical or obclavate, 2-guttulate, 4–5 × 1.5–2.5 µm (avg. 4.48 × 1.98 µm).
Chlamydospores Chlamydospores abundant on OA, aerial or submerged, dark brown, single or consist of a few globose or subglobose cells, 5–8 µm in diam.
Note Strain 18046 share 99.81% identity in ITS region with the ex-type strain of Pyrenochaetopsis indica (CBS 124454, LT623224).
Pathogenicity Unknown
Specimens examined Taiwan, Hualien County, rice grains (cultivar Taiken 16), Jul 2018, Jie-Hao Ou, 18046
ITS TTAGAGGAAGTAAAAGTCGTAACAAGGTTTCCGTAGGTGAACCTGCGGAAGGATCATTATCAAAACAGCGGCCTTCGGGCCTCGCTGCACCCTTGTCTTTTGCGCACCGTATTGTTTCCTCGGCGGGCTTGCCTGCCGGTTGGACATCATAAAACCTTTTTGTAGTTGCAATCAGCGTCAGAAAAACAATAATTATTACAACTTTCAACAACGGATCTCTTGGTTCTGGCATCGATGAAGAACGCAGCGAAATGCGAAAAGTAGTGTGAATTGCAGAATTCAGTGAATCATCGAATCTTTGAACGCACATTGCGCCCCTTGGTATTCCATGGGGCATGCCTGTTCGAGCGTCATTTTGTACCCTCAAGCACTGCTTGGTGTTGGGCGTTTGTCCTGCAGAGGACTCGCCTGAAAGCGATTGGCGGCCAACGTAGTCGTGGCAGAGCGCAGCACAATCTCGCGTCTCTCCCCTCTGCGTCGGCGTCCATAAGCCTACAATCTCAACGTTTGACCTCGGATCAGGTAGGGATACCCGCTGAACTTAA