Authors | R.R. Gomes, Glienke & Crous 2013 |
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Strain | 13038 |
Classification | Diaporthales, Diaporthaceae, Diaporthe |
Culture collection | BCRC FU30209 |
Detection frequency | Low |
Figure | Fig. 1 5-day-old colony on PDA Fig. 2 Diaporthe arengae. a. Conidiomata on WA supplemented with sterile rice grains. b, d. Conidia. c, e. Conidiogenous cells and conidia (Bars= 5 μm, unless otherwise specified) |
Colonies | Colonies on PDA attaining 51-, 60-, 0-mm at 24 °C, 28 °C and 37 °C after 5 days, margins irregular, reverse dark olivaceous. |
Conidiophores | Conidiophores hyaline, branched, cylindrical, arise from swollen pigmented cells, 10–45 × 2–4 µm. |
Conidiogenous cells | Conidiogenous cells phialidic, cylindrical, hyaline, 14–40 × 1–2 µm. |
Conidia | Alpha conidia fusiform, hyaline, often two-guttulate, 6–7 × 2–2.5 µm. Beta conidia hyaline, cylindrical to fusiform, 19–24 × 1–2(–2.5) µm. |
Note | Strain 13038 shares 100% identity in ITS region with the ex-type strain of Diaporthe arengae (CBS 114979, KC343034). WA amended with rice grains could induce sporulation. |
Pathogenicity | Unknown |
Specimens examined | Taiwan, Taichung City, rice grains (cultivar Tainan 11), Sep 2013, Jie-Hao Ou, 13038 Taiwan, Ilan County, rice grains, Aug 2014, Jie-Hao Ou, 14139 |
ITS | GCGCCCCAGGCGCACCCAGAAACCCTTTGTGAACTTATACCTTTTGTTGCCTCGGCGCATGCTGGCCTCTAGTAGGCCCCTCACCCCGGTGAGGAGAAGGCACGCCGGCGGCCAAGTTAACTCTTGTTTTTACACTGAAACTCTGAGAAAAAACACAAATGAATCAAAACTTTCAACAACGGATCTCTTGGTTCTGGCATCGATGAAGAACGCAGCGAAATGCGATAAGTAATGTGAATTGCAGAATTCAGTGAATCATCGAATCTTTGAACGCACATTGCGCCCTCTGGTATTCCGGAGGGCATGCCTGTTCGAGCGTCATTTCAACCCTCAAGCATTGCTTGGTGTTGGGGCACTGCTTCTAACGAAGCAGGCCCTGAAATCTAGTGGCGAGCTCGCCAGGACCCCGAGCGCAGTAGTTAAACCCTCGCTCTGGAAGGCCCTGGCGGTGCCCTGCCGTTAAACCCCCAACTTCTGAAAATTTGACCTCGGATCAGGTAGGAATACCCGCTGAACTTAA |