Catasetum tenebrosum Kraenzl. 1910 is an epiphytic or lithophytic growing, sexually dimorphic orchid species, native to Venezuela, Colombia, Ecuador and Peru.The image shows a male Catasetum tenebrosum flower, the female flowers are different in shape and color. Inflorescences reach lengths up to 20 cm and carry up to 8 female or up to 17 male flowers. Male Catasetum tenebrosum flowers get a size of about 3 cm. Flowering period: Spring to Autumn. Catasetum tenebrosum orchids are protected by CITES Appendix II (trade controlled to avoid use incompatible with species survival).

The tropical orchid requires intermediate to warm temperatures, medium bright light or partial shade and a very well-drained potting medium, Plants should be kept moist, but not sogging wet, during the growth season. During the winter rest waterings should be decreased. Be careful not to overwater Catasetum tenebrosum orchids,
as they are very prone to root rot.

Flower Photography © Orchids Flowers.com
Image: Catasetum tenebrosum Kraenzl. 1910, male flower
Photographer: Kitisak “Nat” Jaidee

Catasetum species orchids at Orchids Flowers.com: