The Collaborative International Dictionary of English v.0.48:

Pudding \Pud"ding\, n. [Cf. F. boudin black pudding, sausage, L.
   botulus, botellus, a sausage, G. & Sw. pudding pudding, Dan.
   podding, pudding, LG. puddig thick, stumpy, W. poten, potten,
   also E. pod, pout, v.]
   1. A species of food of a soft or moderately hard
      consistence, variously made, but often a compound of flour
      or meal, with milk and eggs, etc.
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            And solid pudding against empty praise. --Pope.
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   2. Anything resembling, or of the softness and consistency
      of, pudding.
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   3. An intestine; especially, an intestine stuffed with meat,
      etc.; a sausage. --Shak.
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   4. Any food or victuals.
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            Eat your pudding, slave, and hold your tongue.
                                                  --Prior.
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   5. (Naut.) Same as Puddening.
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   Pudding grass (Bot.), the true pennyroyal (Mentha
      Pulegium), formerly used to flavor stuffing for roast
      meat. --Dr. Prior.

   Pudding pie, a pudding with meat baked in it. --Taylor
      (1630).

   Pudding pipe (Bot.), the long, cylindrical pod of the
      leguminous tree Cassia Fistula. The seeds are separately
      imbedded in a sweetish pulp. See Cassia.

   Pudding sleeve, a full sleeve like that of the English
      clerical gown. --Swift.

   Pudding stone. (Min.) See Conglomerate, n., 2.

   Pudding time.
      (a) The time of dinner, pudding being formerly the dish
          first eaten. [Obs.] --Johnson.
      (b) The nick of time; critical time. [Obs.]
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                Mars, that still protects the stout,
                In pudding time came to his aid.  --Hudibras.
          [1913 Webster] Pudding fish

The Collaborative International Dictionary of English v.0.48:

canafistola \canafistola\, canafistula \canafistula\n.
   a deciduous or semi-evergreen tree (Cassia fistula) having
   scented sepia to yellow flowers in drooping racemes and pods
   whose pulp is used medicinally; it grows in tropical Asia,
   Central and South America, and Australia.

   Syn: golden shower tree, drumstick tree, purging cassia,
        pudding pipe tree, canafistola.
        [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

Cassia \Cas"sia\ (k[a^]sh"[.a]), n. [L. cassia and casia, Gr.
   kassi`a and kasi`a; of Semitic origin; cf. Heb.
   qets[imac][=a]h, fr. q[=a]tsa' to cut off, to peel off.]
   1. (Bot.) A genus of leguminous plants (herbs, shrubs, or
      trees) of many species, most of which have purgative
      qualities. The leaves of several species furnish the senna
      used in medicine.
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   2. The bark of several species of Cinnamomum grown in
      China, etc.; Chinese cinnamon. It is imported as cassia,
      but commonly sold as cinnamon, from which it differs more
      or less in strength and flavor, and the amount of outer
      bark attached.
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   Note: The medicinal "cassia" (Cassia pulp) is the laxative
         pulp of the pods of a leguminous tree (Cassia fistula
         or Pudding-pipe tree), native in the East Indies but
         naturalized in various tropical countries.
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   Cassia bark, the bark of Cinnamomum cassia, etc. The
      coarser kinds are called Cassia lignea, and are often
      used to adulterate true cinnamon.

   Cassia buds, the dried flower buds of several species of
      cinnamon (Cinnamomum cassia, atc..).

   Cassia oil, oil extracted from cassia bark and cassia buds;
      -- called also oil of cinnamon.
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WordNet (r) 3.0 (2006):

Cassia fistula
    n 1: deciduous or semi-evergreen tree having scented sepia to
         yellow flowers in drooping racemes and pods whose pulp is
         used medicinally; tropical Asia and Central and South
         America and Australia [syn: golden shower tree,
         drumstick tree, purging cassia, pudding pipe tree,
         canafistola, canafistula, Cassia fistula]