You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

Category: BOTANY 
Clue: Cryptogams are not plants with secret meanings, but plants such as ferns that don't bear these
seeds

Category: AKA 
Clue: Helen Louise Leonard got this stage name from Tony Pastor and her diamonds, we assume, from Jim Brady
lillian russell

Category: ROCK & ROLL HEAVEN 
Clue: In 2001 fans around the world mourned the death of this "Quiet Beatle"

george harrison