fern house

fern house (plural fern houses)

1. A type of greenhouse or shadehouse for growing ferns.
   • 1930, Norman Lindsay, Redheap, Sydney, N.S.W.: Ure Smith, published 1965, →OCLC, page 62:

     In the seclusion of the latticed fern house, now that dusk had fallen, he lit his pipe[.]