The Collaborative International Dictionary of English v.0.48:

Siliquose \Sil"i*quose`\, Siliquous \Sil"i*quous\, a. [NL.
   siliquosus: cf. F. siliqueux.] (Bot.)
   Bearing siliques; as, siliquose plants; pertaining to, or
   resembling, siliques; as, siliquose capsules.
   [1913 Webster]