Daldinia decipiens H. Wollweber & M. Stadler

Chlebicki, Andrzej, 2022, Revision of the genus Daldinia in the KRAM herbarium collection: Daldinia CHildiae, D. loCUlata and D. loCUlatoides, three new species for Poland, Annales Universitatis Paedagogicae Cracoviensis Studia Naturae 7, pp. 61-73 : 66-67

Daldinia decipiens H. Wollweber & M. Stadler ,

Mycotaxon 80: 168. 2001.

Stromata semiglobose and often subsessile. The KOH-extractable stromatal pigment vinaceous purple ( Fig. 1G ). Ascospores brown and amygdaliform with hyaline appendages at both ends, (16)17.5–20 × 7.5–9.6 µm ( Fig. 2B ).

Specimens examined:

1) Poland: the Ochojec Nature Reserve, on a Betula sp. branch, 12 July 2008, leg. D. Karasiński, KRAM F 5662 (as D. decipiens ).

2) Poland: Wysoczyzny Podlasko-Białoruskie , in the Białowieża National Park , section 256, Square G4 , in a Peucedano -Pinetum W.Mat. (1962) W. Mat. et J. Mat. 1973 forest, 27 October 1988, leg. A. Chlebicki, KRAM F 41088 (as D. concentrica ) .

3) Poland: Pojezierza Wschodniobałtyckie, in Puszcza Augustowska primeval forest, in a birch forest near Płaska Lake, on twigs of Betula pendula Roth , 2 May 2007, leg. A. Chlebicki, KRAM F 56344 (as D. concentrica ).

4) Poland: Górny Śląsk, Wyżyna Śląsko-Krakowska, Jastrzębie Zdrój district, Wodzisław Śląski, in the forest on the branches of Betula sp. , 3 March 1972, leg. K. Filipowska, KRAM F 12634 (as D. concentrica ).

Comments: The species belongs to the D. petriniae group. It is characterised by the long spores (up to 20 μm) and purple stromatal pigment. It occurs mostly on burnt substrates. The species was already noted by Karasiński (2009), Ruszkiewicz-Michalska et al. (2015) and Gierczyk et al. (2017).

Figures

Fig.1. KOH-extractable stromatal pigments:Daldinia childiae – A,D.concentrica – B, D.eschscholtzii – C, D.lloydii – D, D.loculata – E, D.loculatoides – F,D.decipiens – G, D.vernicosa – H, D.petriniae – I (Photo. A.Chlebicki)

Fig.2. Ascospores: Daldinia loculata – A, D. decipiens – B, D. childiae – C, D. vernicosa – D (Photo. A.Chlebicki)