ANGIOSPERM^, MONOCOTYLEDONES. 



737 



repetition is not needful here. The Monandrse may be divided into four tribes, the 

 Ophrydece, Neottiece, Vandece, and Epidendrem. 



The OphrydecB include most of the British and European Orchids, which are not 



epiphytes but terrestrial, with swollen tuberous roots, including Orchis, Ophrys, 

 Gymnadenia, Habenaria, and the South African Bisa. 



The Neottiece also include some European forms, Ceplialanthera, Listera ovata 

 (the Tway blade), &c., and a series of colourless forms of saprophytic habit, which 

 are destitute of foliage, including Epipogium aphyllum (fig. 257 ^^' p. 226), Neottia 



Vol. II. 97 



