Rape \Rape\, n. [L. rapa, rapum, akin to Gr. "ra`pys, "ra`fys,
   G. r["u]be.] (Bot.)
   A name given to a variety or to varieties of a plant of the
   turnip kind, grown for seeds and herbage. The seeds are used
   for the production of rape oil, and to a limited extent for
   the food of cage birds.
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   Note: These plants, with the edible turnip, have been
         variously named, but are all now believed to be derived
         from the Brassica campestris of Europe, which by some
         is not considered distinct from the wild stock
         (Brassica oleracea) of the cabbage. See Cole.
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   Broom rape. (Bot.) See Broom rape, in the Vocabulary.

   Rape cake, the refuse remaining after the oil has been
      expressed from the rape seed.

   Rape root. Same as Rape.

   Summer rape. (Bot.) See Colza.
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Navew \Na"vew\, n. [OE. navel, naveau, a dim. fr. L. napus
   navew. Cf. Napiform.] (Bot.)
   A kind of small turnip, a variety of Brassica campestris.
   See Brassica. [Written also naphew.]
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Turnip \Tur"nip\ (t[^u]r"n[i^]p), n. [OE. turnep; probably fr.
   turn, or F. tour a turn, turning lathe + OE. nepe a turnip,
   AS. n[=ae]pe, L. napus. Cf. Turn, v. t., Navew.] (Bot.)
   The edible, fleshy, roundish, or somewhat conical, root of a
   cruciferous plant (Brassica campestris, var. Napus); also,
   the plant itself. [Formerly written also turnep.]
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   Swedish turnip (Bot.), a kind of turnip. See Ruta-baga.
      

   Turnip flea (Zool.), a small flea-beetle (Haltica,
      striolata syn. Phyllotreta striolata), which feeds upon
      the turnip, and often seriously injures it. It is black
      with a stripe of yellow on each elytron. The name is also
      applied to several other small insects which are injurious
      to turnips. See Illust. under Flea-beetle.

   Turnip fly. (Zool.)
   (a) The turnip flea.
   (b) A two-winged fly (Anthomyia radicum) whose larvae live
       in the turnip root.
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Brassica \Bras"si*ca\, prop. n. [L., cabbage.] (Bot.)
   A genus of plants embracing several species and varieties
   differing much in appearance and qualities: such as the
   common cabbage (Brassica oleracea), broccoli, cauliflowers,
   etc.; the wild turnip (Brassica campestris); the common
   turnip (Brassica rapa); the rape or coleseed (Brassica
   napus), etc.
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