guttatrap

from The Century Dictionary.

• noun The inspissated juice of the Artocarpus incisa, or eastern breadfruit-tree, used for its glutinous properties in making bird-lime.

from the GNU version of the Collaborative International Dictionary of English.

• noun The inspissated juice of a tree of the genus Artocarpus (A. incisa, or breadfruit tree), sometimes used in making birdlime, on account of its glutinous quality.