-32 LETTER XLIX. 



Endogens. 



h. The Narcissus Tribe (Amaryllidacca>), Plate 

 XVIII. 1. 

 The Cornflag Tribe (Iridacesc), Plate XVIII. 2. 

 The Pine Apple Tribe (Bromeliacese). 



Group 2. Gynandrous. 



The Orchis Tribe (Orchidacea^), Plate XIX. 2. 

 The Vanilla Tribe (Vanillacese). 



Group 3. Hypogynous. 



a. The Palm Tribe (Palmaceae). 



h. The Lily Tribe (Liliaceae), Plate XX. 1. 



The Asphodel Tribe (Asphodelea)), Plate XIX. 1. 

 The Colchicum Tribe (Melanthacese). 



c. The Spiderwort Tribe (CommelinaccaD). 

 The Flowering- Rush Tribe (Butomacese). 

 The Water Plantain Tribe (Alismaceffi), Plate 



XLIX. 1. 

 The Rush Tribe (Juncaceee), Plate XX. 2. 



Group 4. Spadiceous. 



a. The Arum Tribe (Araceae), Plate XLVI. 2. 



The Acorus Tribe (Acoraceae). 



The Bulrush Tribe (Typhaceee), Plate XXI. 1. 

 h. The Naiad Tribe (Naiadaceee). 



The Arrow- grass Tribe (Juncaginaceae), Plate 

 XXI. 2. 



The Duckweed Tribe (Pistiacese), Plate XXI. 3. 



