\Mo"rus\, n. [L., mulberry tree. See {Mulberry}.] (Bot.)
A genus of trees, some species of which produce edible fruit;
the mulberry. See {Mulberry}.
Note:
{Morus alba} is the white mulberry, a native of India or
   China, the leaves of which are extensively used for
   feeding silkworms, for which it furnishes the chief food.
{Morus multicaulis}, the many-stemmed or Chinese mulberry, is
   only a form of white mulberry, preferred on account of its
   more abundant leaves.
{Morus nigra}, the black mulberry, produces a dark-colored
   fruit, of an agreeable flavor.