AMOMALES. 



471 



'% 



Of the exotics, Ccdogyne, Lmlia, Cattleyn, etc. , are to be seen in conBerva- 

 tories. 



Tribe VII. MulaocidecB, with a single dor- 

 sal, terminal, or anterinr anther, which contains four 

 stalkless, waxy pollen masses, not provided with a 

 viscid disc. 



Calypso, Liparis, OoraMorhiza, and other genera 

 occur in the United States ; the last named appears 

 to be parasitic. Among the many exotics may be 

 mentioned Bulhopliyllum, Dendrobium, Malaxii, 

 etc. 



565. Cohort Xrv. Amomales. — Herbs 

 (some almost arbores- 

 cent) with hexamerous 

 and mostly zygomor- 

 phic perianth ; sta- 

 mens six, generally 

 from one to five only 

 polliniferouR. 



Order Bromeliacese. 



— The Pine-apple Family. 

 Distinguisbed from the 

 next by the regular flow- 

 ers and six perfect sta- 

 mens. About two hundred 

 species of almost entirely 

 tropical plants constitute 

 this order. But one genus 

 (Tillandsia) is represented 

 in the Southern United 

 States ; of the eight or ten 



native species, the Long Moss (T. usmeoides) of the 

 Southern Atlantic coast is the best known. It ia 

 used in upholstery and in the manufacture of mat- 

 tresses. 



Ananaasa sativa, the Pine-apple, supposed to be 



a native of Brazil, is now cultivated throughout the 



world. In cool climates it is grown in hot-houses, 



and it is said that these are much better than those 



grown out of doors in warm climates.,. The fleshy 



fruits are aggregated into solid cone-like masses (Fig. 



Pig. 363.— Eipened 364), the well-known Pine-apples of commerce. 



opened showmg?lie Order Scitaminese. — The Banana Family, with 



*^^'i^' zygomorphic perianth, and one to five, very rarely 



-Bix, perfect stamens. Three sub-r'-ders are well marked. 



>i 



\ffl 



Fig. 364. — Spike of the 

 fruits of the Piue-apple (An- 

 anaasa saUva) terminated 

 by a tuft of leavee. 



m 



