CLASSIFICATION. 

 and of two hardened or petaloid staminodes which do net form 



a lip. 93. Marantaceae (p. 544). 



Order IV.— JGynandrae. 



This includes the Orchid Family. Fl. strongly zygomor- 

 phic, usually with three petaloid sepals, two slightly modi- 

 fied petals and the third forming a lip. Only 1 (rarely two) 

 stamen perfect, the filament connate with the style into 

 a stout column. Pollen grains united into masses (pollinia), 

 an d anther often opercular. Orchidace89. 



Sub-class 2. (p. 54.) 



Order V. — Spadiciflorae (The order is somewhat artificial, 

 the families not being closely allied). 



Trees, shrubs or herbs with simple or compound leaves, 

 and the inforescence always sheathed by a permanent or 

 deciduous spathe. Fls. ebracteolate on a spike or spadix 

 usually 1-sexual with either 3-merous 2-seriate perianth or 

 flowers much reduced even down to a single stamen or naked 

 ovary without bracts or bracteoles. Spikes often panicled 

 and spathes sometimes petaloid. 



94. The Palm Family. 



Trees or shrubs, sometimes climbing (canes). L. plaited 

 in bud, rarely simple and entire except in the seedling plant, 

 nsually palmate or pinnatisect. Fls. usually 1-sexual. 

 Spikes often panicled. Sepals and petals 3 each, petals fre- 

 quently differing in size from the sepals and often with 

 different aestivation, but more or less leathery or fleshy not 

 petaloid. St. 3, 6 or many. Ovary of 3 carpels free or 

 I-3-celled. Ovules 1-2 in each cell. 94. Palmae (p. 545). 



95. The Aroid Family. 



Usually stout succulent or fleshy herbs, sometimes 

 scaudent. L. palmi-nerved and usually net-veined, simple cv 



98 



