Botryococcus Kützing, 1849

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 : 6

9. Botryococcus Kützing

( Fig. 3F, G )

Colony irregularly lobate, of varied size, composed of many concentrically arranged laevigate ovoid or spheric cells, with the base immersed in a dense, dark mucilage of the colony. Colony diameter ca. 40–130 µm (x 100 µm). Ecological data: found in shallow freshwater environments ( Erdtman, 1969; Franceschini et al., 2010).

Figures

Figure 3. Algae. A–C. Operculodinium centrocarpum (Deflandre & Cookson) Wall, A, B: 1º–2º pl; D, E. Spiniferites mirabilis (M.R.Rossignol) Sarjeant:1º–2º pl; F,G.BotryococcusKützing:1º–2º pl; H.Pediastrum boryanum (Turpim) Meneghini; I, J. Pediastrum duplex Meyen (pl planes).