truncocolumella citrina(n = noun.plant) - a fungus with a round yellow to orange fruiting body that is found on the surface of the ground or partially buried; has a distinctive sterile column extending into the spore-bearing tissue;
is a kind of false truffle
is a member of genus truncocolumella, truncocolumella

cattleya citrina, encyclia citrina, genus truncocolumella, truncocolumella