EXOGENOUS OR DICOTYLEDONOUS PLANTS. 



spiked carpels. Ex. Magnolia, in which the hard or woody car- 

 pels are persistent, and accordingly open by the dorsal suture ; 

 Liriodendron (the White-wood or Tulip-tree), in which the winged 

 carpels fall away from the receptacle, but are themselves inde- 

 hiscent. Bitter, and somewhat acrid-aromatic. 



707. Sllbord, AVintereffi (the Winter's- Bark Family) has no stip- 

 ules, and the carpels occupy only a single verticil. These have 

 pungent aromatic properties, as in Illicium, the Star-Anise, the 

 seeds and pods of which furnish the aromatic oil of this name. 



708. Sllbord, Schizandreae is monoecious or dioecious, with the pis- 

 tils spicate or capitate on a prolonged receptacle ; the stamens 

 often monadelphous. Leaves sometimes toothed, destitute of stip- 

 ules. Ex. Schizandra. Mucilaginous, with little aroma. 



709. Ord, AnonaceOB (the Custard- Apple Family}. Trees or 



shrubs, with alternate entire leaves, destitute of stipules. Flowers 



FIG. 490. Flowering branch of the Papaw (Uvaria triloba) of the natural size. 491. The 

 receptacle, with all but the pistils removed. 492. A stamen, magnified. 493. View of three 

 baccate pods from the same receptacle (much reduced in size) ; one cut across, another length- 

 wise, to show the large bony seeds. 494. Section of the seed, to show the ruminated albumen. 



