Appearance
Epiphytic herb with cylindric or spindle-shaped pseudobulbs, up to 35 cm. high, with one leaf at the top. Leaf oblong or elliptic-oblong, obtuse, light green, up to 35 cm. long and up to 6 cm. wide, coriaceous. Inflorescence up to 20.3 cm. high, with 3 to 6 flowers. Flowers large and showy, up to 17 cm wide, with sepals and petals being cream-colored or ivory white, except the lip or labellum, which is colored with yellow, rose and red. Sepals narrowly elliptic; petals ovate, elliptic or rhomboid; lip folded to form a tube, with very wavy front margin. Pollinia 4, with curved appendages.Distribution
''Cattleya rex'' is known from a few localities in the regions of San Martin and Puno in Peru and the department of La Paz in Bolivia. It occurs in montane forests and low montane seasonally dry forests at 800–2500 m, growing on tree branches.Status
''Cattleya rex'' has been assigned an endangered conservation status in 1997 by the IUCN. Previously believed to be a Peruvian endemic, in 2013 a new locality was reported in Bolivia, thus increasing the area of extension for the species.Habitat
''Cattleya rex'' is known from a few localities in the regions of San Martin and Puno in Peru and the department of La Paz in Bolivia. It occurs in montane forests and low montane seasonally dry forests at 800–2500 m, growing on tree branches.In its native habitat, flowering occurs between December and March.References:
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