Capnodiales » Johansoniaceae » Johansonia

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

Crous PW, Barreto RW, Alfenas AC, Alfenas RF, Groenewald JZ. 2010 – What is Johansonia?. IMA fungus 1, 117–122.

Doilom M, Hyde KD, Phookamsak R, Dai DQ et al. 2018 – Mycosphere Notes 225–274: types and other specimens of some genera of Ascomycota. Mycosphere 9, 647–754.

Lumbsch HT, Huhndorf S. 2007 – Outline of Ascomycota. Myconet 13, 1–99.

Müller E, Arx JA von. 1962 – Die Gattungen der didymosporen Pyrenomyceten. Beiträge zur Kryptogamenflora der Schweiz 11, 1–922.

von Arx JA, Müller E. 1975 –A re-evaluation of the bitunicate Ascomycetes with keys to families and genera. Studies in Mycology 9, 1–159.

Wijayawardene NN, Hyde KD, Lumbsch HT, Liu JK et al. 2018 – Outline of Ascomycota: 2017. Fungal Diversity 88, 167–263.

 

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