Johansonia setosa
Johansonia setosa (G. Winter) Sacc., Syll. fung. (Abellini) 8: 785 (1889).
= Ravenelula setosa G. Winter, Revue mycol., Toulouse 7(no. 27): 208 (1885).
Index Fungorum number: IF 150887; Facesoffungi number: FoF 04620, Fig 1
Description: see Doilom et al. (2018).
Material examined: see Doilom et al. (2018).
Fig. 1 Johansonia setosa (S-F5991, isotype). a Herbarium label and specimen. b, c Ascomata on leaf surface. d Vertical section through an ascoma. e Pseudoparaphyses. f Setae. g, h Asci. i, j Ascospores. Scale bars: b, c = 200 μm, d = 100 μm, e = 10 μm, f = 20 μm, g, h = 10 μm, i, j = 5 μm.
Importance and distribution
Species of Johansonia are saprobic and help to maintain nutrient cycling in the ecosystem. Thirteen species are known on Caesalpiniaceae, Compositae, Fabaceae, Fagaceae, Lauraceae, Magnoliaceae, Malvaceae, Oleaceae and Pandanaceae. Johansonia has been reported from Africa (Uganda), Asia (Indian Himalaya, Java), Central America (Costa Rica), South America (Brazil) and the United States (Florida).
References
Lumbsch HT, Huhndorf S. 2007 – Outline of Ascomycota. Myconet 13, 1–99.
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