Rye, as an allogamous plant, takes pride in its role as the preserver of a significant degree of genetic variability, even as it sees its cultivation area further diminished every year.    From Wordnik.com.  [Chapter 12] Reference

N. - cross-fertilization. allogamous, adj. adj. - different in kind. allegeneity, n.    From Wordnik.com.  [xml's Blinklist.com] Reference