(from the article `Orchidales`) ...species have no rostellum, and the pollinia simply stick to stigmatic liquid that is first smeared on the back of the insect. A further ... Found on http://www.britannica.com/eb/a-z/c/38
Cau'di·cleCau*dic'u*la noun [ Dim. of Latin cauda tail, appendage.] (Botany) A slender, elastic process, to which the masses of pollen in orchidaceous plants are attached. Found on http://www.encyclo.co.uk/webster/C/38
a slender, mealy or elastic extension of the pollinium, part of the pollen mass and produced within the anther Found on https://www.encyclo.co.uk/local/22591