Nicknamed “the showboats of the begonia world” by The American Begonia Society  “Rex Cultorum Begonias ” are a must for anyone willing to flex their creative muscles by adding more texture and vibrant colors to their space. Especially if you want to introduce some jewel-toned accents to your otherwise green botanical decor. Discovered in 1856  among a shipment of orchids from Assam, India, to England, rex begonias have been gathering…