1. a small modified leaf with a relative undeveloped blade, in the axil of which grows an inflorescence or flower. 2. a leaf or leaflike structure associated with a sporangium (Morris 1992). Found on http://imnh.isu.edu/digitalatlas/bio/glsry.htm
The leaf-like structures of a grouping or arrangement of flowers (inflorescence). A green leaf-like structure which has a flower in its axil, and which may remain on the plant with the fruit. Bracts vary enormously in size, shape and function.
Found on http://www.encyclo.co.uk/local/20901