Composite plant and Tanacetum ptarmiciflorum

Composite plant noun - Considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers.

Tanacetum ptarmiciflorum and composite plant are semantically related. In some cases you can replace phrase "Tanacetum ptarmiciflorum" with "Composite plant", this phrases are similar.

Tanacetum ptarmiciflorum noun - Shrubby perennial of the Canary Islands having white flowers and leaves and hairy stems covered with dustlike down; sometimes placed in genus Chrysanthemum.

Composite plant and Tanacetum ptarmiciflorum are semantically related. You can use "Composite plant" instead a noun phrase "Tanacetum ptarmiciflorum".