Authors | Madrid, K.C. Cunha, Gené, Guarro & Crous 2014 |
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Strain | 13021 |
Classification | Pleosporales, Pleosporaceae, Curvularia |
Culture collection | processing |
Detection frequency | Medium |
Figure | Fig. 1 5-day-old colony on PDA Fig. 2 Curvularia muehlenbeckiae. a–b. Conidiophores and conidia. c–d, f. Conidia with verruculose third cell. e. Sporulation on OA (Bars= 5 μm, unless otherwise specified) |
Colonies | Colonies on PDA attaining 43-mm at 25 °C after 5 days, sparsely cottony, margins white, entire, reverse dark olivaceous to black with white margins. |
Conidiophores | Conidiophores macronematous, brown, flexuous, septate, simple, up to 300 µm, 3.5–4.5 µm wide. |
Conidiogenous cells | Conidiogenous cells integrated, terminal or intercalary, often seprated by 1–3 sterile cells at regular intervals, geniculate, sympodial, with darkened and thickened conidial scars. |
Conidia | Conidia mostly curved, pale brown, with the third cell from the base verruculose, darker and larger than the others, with a thicken hilum at the base, 3-septate, 17–24 × 9–12 µm. |
Note | This species can be distinguished from other species commonly found on rice seeds by conidia with swollen, echinulate third cell. |
Pathogenicity | Unknown |
Specimens examined | Taiwan, Taitung County, rice grains (cultivar Kaohsiung 139), Aug 2013, Jie-Hao Ou, 13021 Taiwan, Taichung City, rice grains (cultivar Tainan 11), Sep 2013, Jie-Hao Ou, 13057 Taiwan, Taichung City, rice grains (cultivar Taichung 65), Feb 2015, Jie-Hao Ou, 15016 Taiwan, Tainan City, rice grains (cultivar Tainan 11), Jul 2014, Jie-Hao Ou, 14080 |
ITS | CACAATAAAATATGAAGGCTGTACGCGGCTGTGCTCTCGGGCCAGTTTTGCGGAGGCTGAATTATTTATTACCCTTGTCTTTTGCGCACTTGTTGTTTCCTGGGCGGGTTCGCCCGCCACCAGGACCACATCATAAACCTTTTTTATGCAGTTGCAATCAGCGTCAGTATAACAAATGTAAATCATTTACAACTTTCAACAACGGATCTCTTGGTTCTGGCATCGATGAAGAACGCAGCGAAATGCGATACGTAGTGTGAATTGCAGAATTCAGTGAATCATCGAATCTTTGAACGCACATTGCGCCCTTTGGTATTCCAAAGGGCATGCCTGTTCGAGCGTCATTTGTACCCTCAAGCTTTGCTTGGTGTTGGGCGTTTTTTGTCTTTGGTTGCCAAAGACTCGCCTTAAAAGGATTGGCAGCCGGCCTACTGGTTTCGCAGCGCAGCACATTTTTGCGCTTGCAATCAGCAAAAGAGGACGGCAATCCATCAAGACTCCTTCTCACGTTTGACCTCGGATCAGGTAGGGATACCCGCTGAACTTAA |
EF1a | ATCAACAAGATGGACACCACCAAGTGGTCTGAGGAGCGTTACCAGGAAATCATCAAGGAGACCTCCAACTTCATCAAGAAGGTCGGCTACAACCCCAAGCACGTTCCCTTCGTCCCCATCTCCGGTTTCAACGGAGACAACATGATTGAGGCTTCCACCAACTGCCCCTGGTACAAGGGTTGGGAGAAGGAGACCAAGGCCAAGGCCACTGGTAAGACCCTCCTCGAGGCCATCGACGCCATCGACCCCCCTGTCCGTCCTACCGACAAGCCCCTCCGCCTTCCCCTCCAGGATGTCTACAAGATTGGTGGTATTGGCACGGTCCCCGTCGGTCGTGTCGAGACCGGTATCATCAAGCCCGGTATGGTCGTCACCTTCGCCCCCGCTGGTGTCACCACTGAAGTCAAGTCCGTCGAGATGCACCACGAGCAGCTCACCGAGGGTGTCCCCGGTGACAACGTCGGCTTCAACGTCAAGAACGTCTCCGTCAAGGAGATCCGTCGTGGTAACGTTGCCGGTGACTCCAAGAACGACCCCCCCAAGGGTTGCGAGTCCTTCAACGCCCAGGTCATCGTCCTCAACCACCCCGGTCAGGTCGGTGCCGGTTACGCACCAGTCCTTGACTGCCACACTGCCCACATTGCTTGCAAGTTCTCCGAGCTCCTCGAGAAGATCGACCGCCGTACCGGAAAGTCTGTTGAGAACTCCCCCAAGTTCATCAAGTCCGGTGACGCTGCCATCGTCAAGATGGTTCCCTCCAAGCCCATGTGCGTTGA |
GPD | CATTGGCCGTATCGTCTTCCGCAATGCGTAGGTGTTTCTGAACCCATTGGTCCAGTGTGTATCAAAGCTGATCGTAGCTCGCAGCATCGAGCACAACGACGTCGAGATTGTCGCCGTCAACGACCCCTTCATCGAGCCCCACTACGCTGTAAGCATCCCCAACACAAGCTCCTGCCGTCAGGGCAATGGCAAAGCTAACATCTACCTAGGCATACATGCTCAAGTATGACAGCACACACGGCCAGTTCAAGGGTGACATCAAGGTTGACGGCAACAACCTGACCGTCAACGGCAAGACCGTCCGCTTCCACATGGAGAAGGACCCCGCCAACATCCCATGGAGCGAGACTGGTGCTTACTACGTCGTTGAGTCTACCGGTGTCTTCACCACCACCGAGAAGGCCAAGGCTCACTTGAAGGGAGGAGCCAAGAAGGTTGTCATCTCTGCTCCTTCTGCCGACGCCCCCATG |