Complex sentence: Lobster mushroom ("Hypomyces lactifluorum") is not a mushroom, but rather a parasitic ascomycete that grows on mushrooms, turning them a reddish orange color that resembles the outer shell of a cooked lobster.
Split into simpler sentences: Lobster mushroom ("Hypomyces lactifluorum") is not, in the truest sense of the word, actually a mushroom. It is a parasitic ascomycete that grows on mushrooms, turning them a reddish orange color that resembles the outer shell of a cooked lobster.