Morphological characters of Azygosporus macropapillatus: a) colony on PDA after 3 d at 21 °C, b) mycelia rarely branched at the colony edge, c-f) primary conidiophores bearing primary conidia, g-h) Primary conidia with prominent basal papillum, j-k) secondary conidia arising from primary conidia, i-m) azygospores formed in the middle region of the old hyphal segment, n) immature azygospore, and o-q) mature azygospores. Scale bars: a) 10 mm, b) 100 μm, and c-q) 20 μm.