from nearby plants of other species. In the reference column of Table 1, only the first chromosome number report for a species is cited. The following subgenera, with the number Received for publication 13 Mar. 1995. Accepted for publication 14 July 1995. This research was funded by CRIS 5358-21000-011-000 at the U.S.
ecological. adj. 1. (Environmental Science) of or relating to ecology. 2. (Environmental Science) (of a practice, policy, product, etc) tending to benefit or cause minimal damage to the environment.
ecology. n. 1. (Environmental Science) the study of the relationships between living organisms and their environment. 2. (Environmental Science) the set of relationships of a particular organism with its environment. 3. (Sociology) the study of the relationships between human groups and their physical environment.