title_body: What is a citra hop, and how does it differ from other hops?
upvoted_answer: Citra is a registered trademark since 2007. Citra Brand hops have fairly high alpha acids and total oil contents with a low percentage of cohumulone content and  imparts interesting citrus and tropical fruit characters to beer.
  
  For more information, you can read the Wikipedia article on the Citra brand.