Clavatisporella

Clavatisporella musicola K.D. Hyde, Mycotaxon 55: 276. 1995. (Type species).

Ascomata perithecial, immersed, solitary or gregarious, globose to subglobose, light brown, up to 140 μm diam, 120 μm high, with a non-protruding ostiole. Paraphyses hyaline, septate, up to 10 μm wide. Asci 8-spored, unitunicate, cylindrical to clavate, 93–140 × 12–15 μm, with a refractive ring. Ascospores 2–3-seriate in ascus, irregularly fusiform to clavate, 1–2-septate, hyaline, appendiculate, 21–30 × 6–9 μm. Asexual state unknown (Description from Hyde, 1995).

Typification: Holotype BRIP22403.

Gene sequences: Unknown.

Hosts/substrates: On dead leaves of Musa (Musaceae).

Distribution: Indonesia (Irian Jaya).

Copyright 2022 by The American Phytopathological Society. Reproduced, by permission, from Luo, J., and Zhang, N. 2022. The Rice Blast Fungus and Allied Species: A Monograph of the Fungal Order Magnaporthales (https://my.apsnet.org/APSStore/Product-Detail.aspx?WebsiteKey=2661527A-8D44-496C-A730-8CFEB6239BE7&iProductCode=46826). American Phytopathological Society, St. Paul, MN.

Clasterosporium

Clasterosporium caricinum (Fr.) Schwein., Transactions of the American Philosophical Society, New Series 4(2): 300. 1832. (Type species).
MycoBank: MB 197664.

Hyphae branched, septate, hyaline to light brown, smooth, 3–6 μm diam. Conidiophores unbranched, straight to curved, 0–3(–7)-septate, hyaline to brown, 9–52(–130) × 4–7 μm. Conidiogenous cells monoblastic, integrated, terminal, determinate or percurrent, cylindrical. Conidia solitary, cylindrical to obclavate, straight to slightly curved, 7–17-septate, hyaline to dark brown, smooth, 70–360 × 11–20 μm, with a truncate base. Hyphopodia lobed, light brown, 14–24 × 10–20 μm. Sexual state unknown (Description from Ellis et al., 1951).

Typification: Unknown.

Gene sequences: Unknown.

Hosts/substrates: On leaves of Carex and Scirpus acutus (Cyperaceae).

Distribution: Canada, Poland, Russia, UK, USA.

Copyright 2022 by The American Phytopathological Society. Reproduced, by permission, from Luo, J., and Zhang, N. 2022. The Rice Blast Fungus and Allied Species: A Monograph of the Fungal Order Magnaporthales (https://my.apsnet.org/APSStore/Product-Detail.aspx?WebsiteKey=2661527A-8D44-496C-A730-8CFEB6239BE7&iProductCode=46826). American Phytopathological Society, St. Paul, MN. 

Ceratosphaeria

Ceratosphaeria aparaphysata Feltgen, Vorstud Pilzfl. Luxemb., Nachtr. III: 280. 1903.

Ceratosphaeria aquatica Z.L. Luo, K.D. Hyde & H.Y. Su, Fungal Diversity 99: 493. 2019.

Ceratosphaeria bicellula Panwar & S.J. Kaur, Kavaka 4: 77. 1977.

Ceratosphaeria caespitosa Lind & Vleugel, Svensk bot. Tidskr. 2(4): 365. 1908.

Ceratosphaeria cinerea (Quél.) Sacc., Syll. fung. (Abellini) 2: 228. 1883.

Ceratosphaeria crossandrae K. Ramakr., Proc. Indian Acad. Sci., Sect. B, 42: 251. 1955.

Ceratosphaeria emergens Rick, Brotéria, sér. bot. 2(4): 189. 1933.

Ceratosphaeria ervatamiicola A.K. Kar & Maity, Can. J. Bot. 48: 1300. 1970.

Ceratosphaeria fragilis Wilberf., Trans. Br. mycol. Soc. 88(1): 132. 1987.

Ceratosphaeria fuscella (P. Karst.) Sacc., Syll. fung. (Abellini) 2: 228. 1883.

Ceratosphaeria grandis Boud., Bull. Soc. mycol. Fr. 18: 143. 1902.

Ceratosphaeria immersa G. Winter, Hedw.: 55. 1881.

Ceratosphaeria lampadophora (Berk. & Broome) Niessl, Verh. nat. Ver. Brünn 14: 43. 1876. (Type species).

Ceratosphaeria lanuginosa Maire, Bull. trimest. Soc. mycol. Fr. 46: 232. 1930.

Ceratosphaeria lignicola D.F. Bao, Z.L. Luo, H.Y. Su & K.D. Hyde, Fungal Diversity 99: 496. 2019.

Ceratosphaeria luculenta Lar.N. Vassiljeva, Nizshie Rasteniya, Griby i Mokhoobraznye Dalnego Vostoka Rossii, Griby. Tom 4. Pirenomitsety i Lokuloaskomitsety (Sankt-Peterburg): 27. 1998.

Ceratosphaeria macrorhyncha Gaja,: 20. 1911.

Ceratosphaeria microdoma Ellis & Everh., 1892.

Ceratosphaeria microspora Pat. Bull. Soc. Myc.: 131. 1892.

Ceratosphaeria moravica Petr., Annls mycol. 21(3/4): 249. 1923.

Ceratosphaeria mycophila G. Winter, Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 1.2: 258. 1885.

Ceratosphaeria obliquata Feltgen, Vorstud Pilzfl. Luxemb., Nachtr. II: 213. 1901.

Ceratosphaeria occultata Feltgen, Vorstud Pilzfl. Luxemb., Nachtr. III: 280.1903.

Ceratosphaeria ordinata (Fr.) Kirschst., Krypt.-Fl. Brandenburg (Leipzig) 7(2): 210. 1911.

Ceratosphaeria phialidica (Shearer) Huhndorf, Greif, Mugambi & A.N. Mill., Mycologia 100(6): 945. 2008.

Ceratosphaeria philippinarum Rehm, Philipp. J. Sci., C, Bot. 8(2): 186. 1913.

Ceratosphaeria phyllostachydis S. Zhang, Journal of Nanjing Technological College of Forest Products, no. 1: 157. 1982.

Ceratosphaeria pusilla (Fuckel) Sacc., Syll. fung. (Abellini) 2: 227. 1883.

Ceratosphaeria quadrinucleata Kirschst., Annls mycol. 37(1/2): 95. 1939.

Ceratosphaeria rhenana (Auersw.) Berl. & Voglino, in Saccardo, Syll. fung., Addit. I-IV (Abellini): 164. 1886.

Ceratosphaeria rostrata (J. Kickx f.) Sacc., Syll. fung. (Abellini) 2: 227. 1883.

Ceratosphaeria sarawacensis (Ces.) Sacc., Syll. fung. (Abellini) 2: 229. 1883.

Ceratosphaeria silva-nigra (Penz. & Sacc.) Teng, Sinensia, Shanghai 11: 105. 1940.

Ceratosphaeria spermogonioides Syd., Saccardo’s Syll. fung. IX: 673. 1891.

Ceratosphaeria subiculosa Sacc., Bulletino dell’orto Botanico della R. Universitá di Napoli 6: 46. 1921.

Bussabanomyces

Bussabanomyces longisporus (Bussaban) Klaubauf, Lebrun & Crous, Stud. Mycol. 79: 100. 2014. (Type species).

Hyphae branched, septate, light brown, verruculose, 3–5 μm diam. Conidiophores macronematous, sparsely branched, straight, septate, light brown near base, subhyaline at apex, up to 400 μm long, 3–4.6 μm diam. Conidiogenous cells cylindrical, denticulate; each denticle cylindrical, thin-walled, mostly cut off by septum to form a separating cell. Conidia solitary, dry, obclavate, 4(–5)-septate, hyaline to light brown, smooth, 47–72 × 5.6–7.6 μm. Sexual state unknown (Description from Bussaban et al., 2003).

Colonies on PDA after 7 days at 25 °C in dark, olivaceous with central tufts. Colonies on MEA 2.3–2.4 cm diam after 7 days at 25 °C in dark, surface pale olivaceous-grey, irregularly raised with a hairy edge, velutinous aerial mycelium, white, mouse-grey in center, raised, cottony, round; reverse umber to chestnut. Colonies on CMA and OA 2.6–3.1 cm diam after 7 days at 25 °C in dark; similar appearance to MEA (Description from Klaubauf et al., 2014).

Typification: Holotype BCC11377. Ex-holotype culture CBS125232.

Gene sequences: KM009154 (28S), KM009166 (ITS), KM009202 (TEF1).

Genome sequences: SRX798619 (transcriptome).

Hosts/substrates: On leaves of Amomum siamense and Alpinia malaccensis (Zingiberaceae).

Distribution: Thailand (Chiang Mai).

Buergenerula

Buergenerula biseptata (Rostr.) Syd., Annls mycol. 34(4/5): 392. 1936. (Type species).

Buergenerula caricis (R. Sprague) Arx, Revue Mycol., Paris 41(2): 265. 1977.

Buergenerula spartinae Kohlm. & R.V. Gessner, Can. J. Bot. 54(15): 1764. 1976.

Buergenerula zelandica McKenzie, Mycotaxon 42: 351. 1991.

A key to the species of Pseudophialophora

1. Colony diameter ≥ 2.5 cm on PDA in the dark after 7 days at 25 C …………………………………………………………………………………… 2
1′. Colony diameter < 2.5 cm on PDA in the dark after 7 days at 25 C ………………………………………………………………………………….. 6

2. Conidia averaging ≥ 7.5 µm long …………………………………………………………………………………………………………………………. 3
2′. Conidia averaging < 7.5 µm long …………………………………………………………………………………………………………………………. 5

3. Colony dark green on PDA, associated with Eragrostis sp. …………………………… Pseudophialophora eragrostis (Type species)
3′. Colony greenish on PDA, associated with other hosts …………………………………………………………………………………………………. 4

4. Conidia 7.5–10.5 x 2.5–3.5 µm, associated with Panicum sp. …………………………………………………. Pseudophialophora panicorum
4′. Conidia 8–12 x 3–5 µm, associated with Dichanthelium acuminatum ………………………………………. Pseudophialophora magnispora

5. Colony dark green on PDA ……………………………………………………………………………………….. Pseudophialophora whartonensis
5′. Colony greenish on PDA ………………………………………………………………………………………………. Pseudophialophora dichanthii

6. Conidia averaging < 2.5 µm wide …………………………………………………………………………………………………………………………..7 
6′. Conidia averaging ≥ 2.5 µm wide ……………………………………………………………………………………………………………. 8

7. Colony sulphur yellow on PDA ……………………………………………………………………………………. Pseudophialophora angusta
7′. Colony dark grey on PDA …………………………………………………………………………………………………… Pseudophialophora  sorghi

8. Colony sulphur yellow on PDA, conidia 5.5–8 x 2.5–3.5 µm …………………………………………………. Pseudophialophora schizachyrii
8′. Colony yellowish on PDA, conidia 7.5–9.5 x 2.5–3.5 µm ……………………………………………………………….. Pseudophialophora tarda

 

Key to the species of Magnaporthiopsis

1. Conidiophores complex, mostly branched ………………………………………………………………………………………………………….. 2
1′. Conidiophores simple, unbranched …………………………………………………………………………………………………………………. 3

2. Conidia ellipsoidal, 3–5 × 1–2.5 µm ………………………………………………………………………… Magnaporthiopsis meyeri-festucae
2′. Conidia curved to lunate, 4–6 × 1 µm …………………………………………………………………………….. Magnaporthiopsis agrostidis

3. Conidia averaging ≥ 3 µm wide ……………………………………………………………………………………………………………………….. 4
3′. Conidia averaging < 3 µm wide ………………………………………………………………………………………………………………………. 7

4. Colony grey on PDA …………………………………………………………………………………………………….. Magnaporthiopsis maydis
4′. Colony dark-green on PDA ……………………………………………………………………………………………………………………………. 5

5. Associated with Triticum aestivum ………………………………………………………………………………….. Magnaporthiopsis rhizophila
5′. Associated with other hosts …………………………………………………………………………………………………………………. 6

6. Conidia 7–13 × 2–6.5 µm, associated with Agrostis, Cynodon, Festuca, and Poa sp. ………………… Magnaporthiopsis cynodontis
6′. Conidia 7.5–11.5 × 3.5–5 µm, associated with Panicum sp. …………………………………………………… Magnaporthiopsis panicorum

7. Crust-like proliferations of mycelium absent ………………………………………………………. Magnaporthiopsis poae (Type species)
7′. Crust-like proliferations of mycelium present …………………………………………………………………….. Magnaporthiopsis incrustans