Botryosphaeriales » Saccharataceae » Pileospora

Pileospora piceae

Pileospora piceae Tanney & Seifert, Mycol. Progr.: 10.1007/s11557-018-1423-4, [7] (2018).

           Index Fungorum number: IF 824739; Facesoffungi number: FoF 11900, Fig. 1

Description: see Tanney and Seifert (2019).

Material considered: see Tanney and Seifert (2019).

Fig. 1 Pileospora piceae (DAOM 867428, holotype, re-drawn from Fig. 3 in Tanney et al. 2019). a Conidiomata on dead Picea rubens twig. b Conidiomata in culture. c Section through conidioma. d Conidiomatal wall. e Conidiogenous cells producing type 2 conidia. f Conidiomatal wall and anchoring hyphae. g–i Conidiogenous cells with developing type 1 conidia. j Conidiogenous cells.  k Type 1 conidia with granular appearance and gelatinous apical appendages. l Type 2 conidia. Scale bars: a–c = 100 μm, d–f, j, k = 10 μm, g–i, l = 5 μm.

Importance and distribution

Pileospora comprises only one species known on needles of Picea rubens (Pinaceae) in North America (Canada).

 

References

Funk A. 1965 – A new parasite of spruce from British Columbia. Canadian Journal of Botany 43, 45–48.

Tanney J, Seifert K. 2018 – Pileospora piceae gen. et sp. nov. (Septorioideaceae, Botryosphaeriales) from Picea rubens. Mycological Progress 18, 1–12.

 

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