FIGURE 2, A–J in Staurastrum pantanale sp. nov. (Zygnematophyceae, Desmidiaceae), a new desmid species from the Brazilian Pantanal

FIGURE 2, A–J: Staurastrum pantanale sp. nov. A–E: LM images. A: Cell division; B: Frontal view; C: Detail of cell wall showing a crenate outline and acuminate isthmus; D: Vertical view and cell wall ornamentation detail; E: Detail of 2-furcate chloroplast toward the process apex; F–J: SEM images: F: Detail of cell wall ornamentation; G: Detail of process with 4 spines at the apex; H: Zygospore with 2–4-furcate processes; I: Zygospore formation; J: Zygospore general view. Scale bars: A–F, I–J = 10 µm; G–H = 5 µm.