Volunteer Park Conservatory cycads, and orchids, visitors will find banana ("Musa"), Bird of Paradise ("Strelitzia"), "Anthurium" and ginger (Zingiberaceae) in this house. The conservatory’s orchid collection, which began as a gift from Mrs. Anna H. Clise in 1921, is also found in the Palm House. Orchids are a large and diverse flowering plant family composed of more than 20,000 species. The conservatory’s collection includes representatives of the largest genera – "Bulbophyllum", "Epidendrum", and "Dendrobium" – as well as commonly cultivated genera such as "Cattleya" and "Phalaenopsis". Transporting endangered orchids is prohibited by the Convention of International Trade of Endangered Species (CITES) and many
Cattleya rex 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. James O'Brien described the species for the first time in 1890 from a live flowering plant collected in the area of Moyobamba, San Martín by Mr. Bungeroth and cultivated at L'Horticulture International, Brussels, by Mr. L. Linden. That was the first known flowering plant outside the native habitat of "C. rex". "C. rex" is known from a few localities in the regions of San Martin and Puno in Peru and the department of