Gaeumannomyces cf. caricis J. Walker

Hilgert-Moreira, Suzane Both & Lorscheitter, Maria Luisa, 2025, Identification of palynomorphs sampled from a sedimentary profile of the last 5000 years in Lagoa dos Patos, Rio Grande do Sul, southern Brazil., Acta Botanica Brasilica (e 20240187) 39, pp. 1-15 : 4

3. Gaeumannomyces cf. caricis J. Walker type

( Fig. 2F, G )

Hy phop o di a l ae v i gate, d ark brow n, approximately circular in frontal view, with irregular lobate margins. Clear spot in the central area of only one face, showing the point of host penetration. Diameter ca. 15–28 µm (x 18 µm). Ecological data: Gaeumannomyces species are parasitic or saprophytic on the stems and roots of various cereals, including wheat, rice, and oats ( Von Arx, 1974; Alexopoulos et al., 1996).

Figures

Figure 2. Fungi. A, B. Nigrospora Zimm. type: 1º–2º pl; C–E Neurospora Shear & B.O. Dodge type: 1º–3º pl; F, G.Gaeumannomyces cf. caricis J. Walker type: 1º–2º pl; H, I. Ascospore 1: 1º–2º pl; J, K. Ascospore 2: 1º–2º pl; L, M. Hypha, multicellular filament: 1º–2º pl (pl planes).