Calathea is a large rhizomatous genus in the Marantaceae family of about 300 species native to tropical America, mostly Brazil. Most species are very similar looking to Maranta and are grown more for their beautiful variegated leaves than for their flowers.
Calathea burle-marxii H.Kenn. is native to Bahia State, Brazil. It is considered by Plants of the World Online to be a synonym of Goeppertia burle-marxii (H.Kenn.) Borchs. & S.Suárez. The photos below were taken by Uluwehi Knecht of plants grown in Honolulu, Hawai'i.
Calathea picturata K.Koch & Linden is native to Amazonas State, Brazil. It is considered by Plants of the World Online to be a synonym of Goeppertia picturata (K.Koch & Linden) Borchs. & S.Suárez. The photos below were taken by Nhu Nguyen of plants growing at Wahiawā Botanic Garden, Hawai'i.