FIGURE 4 in Amanita stubbosa, a new non amatoxin nor phallotoxin-containing species within Amanita sect. Phalloideae (Amanitaceae, Agaricales), from West Africa

FIGURE 4. Microscopic structures of Amanita stubbosa (holotype SYN5016). A. Young and mature basidia with subhymenium. B. Basidiospores. C. Crushed tissue of volval remnants from the pileus. D. Longitudinal section of the outer layer of the volval limb from the base of the stipe. Scale bars = 10 µm. Drawings by: Codjia J.E.I.