Parmulariales » Parmulariaceae » Viegasella

Viegasella pulchella

Viegasella pulchella (Speg.) Inácio & P.F. Cannon, Mycol. Res. 107(1): 83 (2003).

≡ Schneepia pulchella Speg., Anal. Soc. cient. argent. 26(1): 55 (1888).

           Index Fungorum number: IF 373406; Facesoffungi number: FoF 02344, Fig. 1, 2

Description: see Inácio and Cannon (2003); Dai et al. (2020).

Material examined: see Inácio and Cannon (2003); Dai et al. (2020).

 

Fig. 1 Viegasella pulchella (K (M): 180636, isotype). a Herbarium label. b Herbarium material. c Ascomata on host surface. d Section through ascomata. e Pseudoparaphyses. f–h Asci with ascospores. i, j Ascospores. Scale bars: c = 1 mm, d = 50 µm, e–h = 10 µm, i, j = 5 µm.

Fig. 2 Viegasella pulchella (K – isotype, redrawn from Fig. 10 in Inácio and Cannon 2003). Detail of ascoma in vertical transverse section showing the lower wall and coralloid haustoria in the palisade cells. Scale bar = 20 mm.

Importance and distribution

Viegasella comprises only one species known on living leaves of Sapotaceae in South America (Paraguay).

 

References

Dai DQ, Wijayawardene N, Li-Zhou T, Ye T, Itthayakorn P, Jayarama JD, Hyde KD. 2020 –Studies on Parmulariaceae II. Re-examination of Hysterostomella, Mintera, Rhipidocarpon and Viegasella. Phytotaxa 458, 231–241.

Inácio CA, Cannon PF. 2003 – Viegasella and Mintera, two new genera of Parmulariaceae (Ascomycota), with notes on the species referred to Schneepia. Mycological Research 107, 82–92.

 

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