Definition of labellum in English:
noun (plural labella-ˈbelə)
2 Botany A central petal at the base of an orchid flower, typically larger than the other petals and of a different shape.
- If insects smaller than the pollinator become trapped they may crawl out without pollination occurring or, if larger than the pollinator, they may stay trapped until the labellum opens again.
- In attempting unsuccessfully to couple with the labellum the male pushes its head forward below the overhanging column.
- The males then try to mate with the labellum or else lift it as they would a female wasp.
Early 19th century: from Latin, diminutive of labrum 'lip'.
Definition of labellum in:
- British & World English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Spain
Most popular in Malaysia
Most popular in India
Most popular in Pakistan