Epiphytic plant and Long moss

Epiphytic plant noun - Plant that derives moisture and nutrients from the air and rain; usually grows on another plant but not parasitic on it.

Long moss and epiphytic plant are semantically related. In some cases you can replace phrase "Long moss" with "Epiphytic plant", this phrases are similar.

Long moss noun - Dense festoons of greenish-grey hairlike flexuous strands anchored to tree trunks and branches by sparse wiry roots; southeastern United States and West Indies to South America.

Epiphytic plant and long moss are semantically related. You can use "Epiphytic plant" instead a noun phrase "Long moss".