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.
An ecosystem is the combined system that comprises animals, plants, and other organisms, all living together and interacting with one another. natural ecosystem is a complex community that functions as an  ecological unit in nature. Its two main components are biotic and  abiotic factors, which are living and non â¦ -living things that  interact with each other.