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.

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1830.  Lindley, Nat. Syst. Bot., 265. Pollen masses with a caudicula.

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1842.  Gray, Struct. Bot., vi. iv. (1880), 234. Caudicle or stalk.

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1859.  Darwin, Orig. Spec., vii. (1878), 195. A mass of pollen-grains, attached to an elastic foot-stalk or caudicle.

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