Aulacodiscus cellulosus var. plana from Oamaru, New Zealand. Spelt cellulosum on the label. Single example on the slide. Prepared by the Manchester Microscopical Society. Reference to Schmidt’s Atlas Plate 124:2 on the back of the slide. Olympus BHB microscope using 450nm LED light. 40x Leitz Pl Apo NA 1.00 objective, oil immersion. Olympus Aplanat Achromat condenser, oil immersion, brightfield lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 28 images stacked in Zerene (Pmax).