Helleborine and Orchidaceous plant

Helleborine noun - Any of several small temperate and tropical orchids having mottled or striped leaves and spikes of small yellowish-white flowers in a twisted raceme.

Orchidaceous plant and helleborine are semantically related. In some cases you can use "Orchidaceous plant" instead a noun "Helleborine".

Orchidaceous plant noun - Any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors.

Helleborine and orchidaceous plant are semantically related. Sometimes you can replace term "Helleborine" with "Orchidaceous plant", this terms are similar.