Catasetum saccatum
| Catasetum saccatum | |
|---|---|
| Petals detached from the dorsal sepals | |
| Scientific classification | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Monocots | 
| Order: | Asparagales | 
| Family: | Orchidaceae | 
| Subfamily: | Epidendroideae | 
| Genus: | Catasetum | 
| Species: | C. saccatum | 
| Binomial name | |
| Catasetum saccatum | |
| Synonyms | |
| 
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Catasetum saccatum, the sack-shaped catasetum, is a species of orchid.
Charles Darwin remarked on the ability of the species to launch its viscid pollen sacs with explosive force, when an insect touches a seta. He was ridiculed for reporting this by the naturalist Thomas Huxley.