Displaying 1 - 1 out of 1 Object(s)
| Term | Definition | |
|---|---|---|
| Alien | An animal, plant, or microbe that is introduced or naturally dispersed from one area into to another area. There are two types of alien plants, adentives that cause no apparent economic and ecological harm (e.g., the common mullein) and invasives that cause economic or ecological harm (e.g., the Japanese knotweed). |  |