epiphytism
/ˈɛpɪˌfaɪtɪzəm/
noun
- The condition or state of a plant growing on another plant for physical support, without taking nutrients from it.
- Epiphytism is common in tropical rainforests, where orchids and ferns grow on tree trunks.
- The biologist studied epiphytism to understand how plants adapt to life in the canopy.
- Many gardeners appreciate epiphytism because it allows them to grow air plants on driftwood.