Muraeriata africana Huhndorf & Mugambi, Mycologia 100(6): 948. 2008.
MycoBank: MB 508756.
Ascomata perithecial, gregarious, superficial or immersed, globose to subglobose, collapsing when dry, dark brown to black, roughened, 325–525 µm diam, with a cylindrical, hyaline to brownish neck, 500–650 × 130–170 µm. Ascomatal wall 3-layered. Paraphyses septate, hyaline, 3.5–6 µm wide. Asci 8-spored, unitunicate, clavate, 90–110 × 13–16 µm, with a tall, refractive ring, 1.5–2.5 × 1.5–2.5 µm. Ascospores fusiform, straight or slightly curved, 3-septate, not or slightly constricted at septum, hyaline, smooth, 35–48 × 2.7–3.7 µm. Asexual state unknown (Description from Huhndorf et al., 2008).
Typification: Holotype EA G.K. Mugambi (GKM) 1084, Isotype F GKM1084.
Gene sequences: EU527995 (28S).
Hosts/substrates: On bark or wood.
Distribution: Kenya.
Muraeriata collapsa Huhndorf, Greif, Mugambi & A.N. Mill., Mycologia 100(6): 949. 2008. (Type species).
MycoBank: MB 508757.
Ascomata perithecial, gregarious, superficial or immersed, globose to subglobose, collapsing when dry, dark brown to black, roughened, 500–950 µm diam, with a cylindrical, hyaline to brownish neck, 1700–3500 × 150–250 µm. Ascomatal wall 3-layered. Paraphyses septate, hyaline, 4–6.5 µm wide. Asci 8-spored, unitunicate, clavate, 100–125 × 8–12 µm, with a tall, refractive ring, 2–2.3 × 1.5–1.9 µm. Ascospores fusiform, straight, or slightly curved, 3-septate, not or slightly constricted at septum, hyaline, smooth, 45–52 × 3.7–4.3 µm. Asexual state unknown (Description from Huhndorf et al., 2008).
Typification: Holotype USJ S.M. Huhndorf (SMH) 4553. Isotype F SMH4553.
Gene sequences: EU527996 (28S).
Hosts/substrates: On bark or wood.
Distribution: Costa Rica, Ecuador.
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.