1 14 INSERTION OF LEAVES. 



Jamaica, t. 38, Linn, Mss., and Alstroemeria 

 pelegrina, Curt. Mag. t. 139. 



Depressay radical leaves pressed close to the ground, 

 as Plantago media, Engl. Bot. t. 1559, and 

 P. Coronopus, t. 892. The same term applied to 

 stem-leaves, expresses their shape only, as heing 

 vertically flattened, in opposition to C6>??z/;re«!>6Y7. 



Natantia, floating, on the surface of the water, as 

 Nymphcta alba, t. 160, Potamogeton 7iatans, 

 t. 1822, and many water plants. 



Demersa, immersa, or siibmersa, plunged under 

 water, as Potamogeton perjoliatum, t. 16S, Hot- 

 tonia palustr'is, t. 36'4, Lobelia Dortmanna, 

 t. 140, and the lower leaves of Ranunculus 

 aquatilis, t. 101, while its upper axe folia na- 

 tantia. 



Emersa, raised above the water, as the upper leaves, 

 accompanying the flowers, of Mj/riophj/llu??ive?^' 

 ticillatum,t.^2\S, while its lower ones are de- 

 mersa. 



2. By Insertion is meant the mode in which one part 

 of a plant is connected with another. 

 Folia petiolata, leaves on footstalks, are such as are 

 furnished with that orgaai, whether long or short, 

 simple or compound, as Verbascum nigi^iwi, 

 E7igL Bot, t. 59, Thalictrum minus, t, 11, 

 alpinum, t. 262, &c. 



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