ON THE ORGANS OF PLANTS. 17 



but whatever grows in a Whorl nearest to the Calyx, 

 is called an Involucre. 



STIPULES are little scaly appendages to the Leaf- 

 stalks, which sometimes have so much the appearance 

 of Leaves (as in the Pea) that you may mistake them 

 for leaves if you do not observe carefully that they 

 proceed from the base of a leaf or leaves. PI. II. 14. S. 



FLOWERS contain the most important organs, and / 

 cannot be examined too closely ; for how wonderful 

 and beautiful is every part. Gather some of the new- 

 blown Flowers of the Plants you have collected around 

 you, and separate each part from the other carefully, 

 beginning with 



The CALYX, which is the outer Whorl of a 

 Flower ; and each division of it is called a SEPAL. 

 PI. II. C 1. S. 



The COROLLA, is the next Whorl within, and each 

 part of that is called a PETAL. PI. II. C. 2. p. 



The NECTARY, is a little tube or pouch within the 

 Corolla, but all flowers have not this organ. PL II. 3. 



The STAMENS, are the next Whorl ; the thread-like 

 part, is the FILAMENT, the thicker part at the top, is 

 the Anther, PI. II. 4. 5. 



The Pistil, or Pistils, form the centre of the Flower, 

 c 



