I've got it under fluorscent lights. *It seems unlikely it could be getting "too much" light that way, but i've moved it out a bit to see if it does better at lower light levels.
The smaller leaf on the right (in the middle back on the lower picture). *Started out ok, and has just recently started turning the same brown-purpleI don't think these are ornamental purple blotches. *What's wrong with my plant?!?