Bot. [ad. L. *caudiculus, dim. of caudex; see prec. Also in the erroneous L. form.] The small stalk-like appendage to the pollinia or pollen-masses of orchids.
1830. Lindley, Nat. Syst. Bot., 265. Pollen masses with a caudicula.
1842. Gray, Struct. Bot., vi. iv. (1880), 234. Caudicle or stalk.
1859. Darwin, Orig. Spec., vii. (1878), 195. A mass of pollen-grains, attached to an elastic foot-stalk or caudicle.