SECT. I. APPENBAGES OF THE FLOWER. 17$ 



Such are the glands, down, pubescence, hairs, 

 thorns or prickles, with one or other of which the 

 parts of the fructification are occasionally furnished. 

 But others arc altogether peculiar to the reproduc- 

 tive organs, and are to be regarded as constituting, 

 in the strict acceptation of the term, true repro- 

 ductive appendages. Some of them are found to 

 be proper to the flower, and others to the fruit ; ac- 

 cording to which two-fold division I shall now 

 proceed to consider them, 



SECTION I. 

 Appendages of the Flower. 



THE appendages proper to the flower are the in- 

 volucre, spathe, and bracte, generally designated by u 

 the appellation of Floral leaves, as being leaf-like 

 substances situated near the flower, though different 

 in their colour, form, or substance, from the real 

 leaves of the plant ; together with the nectary, and 

 several other minute organs presumed to be nec- 

 taries, though not certainly known to be so. 



SUBSECTION I, 



The Involucre. The involucre (PL V, Fig. Q.) is Descrip- 

 a floral leaf or assemblage of floral leaves, peculiar to n< 

 the tribe of umbelliferous plants, and situated at the 

 base either of the general or partial umbel, or at 



Q 



