Plants: Any of various photosynthetic, eukaryotic, or multicellular organisms of the kingdom plantae.

Niche: A hollow or crevice in a rock.

Ecosystem: An eclogical community with it's physical enviroment reguarded as a unit.

Community: A gruop of plants and animals living in a particular region under more or less similar conditions.

Habitat: An enviroment in which an organism or biological population usually lioves or grows.