The Collaborative International Dictionary of English v.0.48:

Alpist \Al"pist\, Alpia \Al"pi*a\, n. [F.: cf. Sp. & Pg.
   alpiste.]
   The seed of canary grass (Phalaris Canariensis), used for
   feeding cage birds.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Canary \Ca*na"ry\, a. [F. Canarie, L. Canaria insula one of the
   Canary islands, said to be so called from its large dogs, fr.
   canis dog.]
   1. Of or pertaining to the Canary Islands; as, canary wine;
      canary birds.
      [1913 Webster]

   2. Of a pale yellowish color; as, Canary stone.
      [1913 Webster]

   Canary grass, a grass of the genus Phalaris (Phalaris
      Canariensis), producing the seed used as food for canary
      birds.

   Canary stone (Min.), a yellow species of carnelian, named
      from its resemblance in color to the plumage of the canary
      bird.

   Canary wood, the beautiful wood of the trees Persea
      Indica and Persea Canariensis, natives of Madeira and
      the Canary Islands.

   Canary vine. See Canary bird flower, under Canary bird.
      [1913 Webster]

WordNet (r) 3.0 (2006):

Phalaris canariensis
    n 1: Canary Islands grass; seeds used as feed for caged birds
         [syn: canary grass, birdseed grass, Phalaris
         canariensis]