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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 Lindl.
Synonyms
Catasetum saccatum var. eusaccatum Mansf. Catasetum saccatum var. typum Hoehne Catasetum christyanum var. obscurum Rchb.f. Catasetum secundum Klotzsch Catasetum baraquinianum Lem. Catasetum saccatum var. pliciferum Rchb.f. Catasetum christyanum Rchb.f. Catasetum christyanum var. chlorops Rchb.f. Catasetum cruciatum Schltr. Catasetum saccatum var. christyanum (Rchb.f.) Mansf.

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.

Gallery

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• Pseudobulbs
• Eulaema cingulata orchid bee showing pollinia attachment points of C. saccatum and C. discolor.
• 1838 illustration
• 1905 illustration
• Illustration of the column
• Illustration: (C) cross section of the column and (D-E) pollinia

References

1. "Catasetum saccatum Lindl. | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2024-03-02.
2. Desmond, Adrian J.; Moore, James Richard (1991). Darwin. London: M. Joseph. ISBN 978-0-7181-3430-3.

External links

• Media related to Catasetum saccatum at Wikimedia Commons
• Data related to Catasetum saccatum at Wikispecies

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