LIFE STORY OF THE SWEET PEA 191 
The calyx. ‘The petals are removed from the flower ; 
what remains? Just below where they were joined 
there is a little crown of five pointed green leaf-like 
bodies. They are very different in form from the real 
pea leaves, but like them are green. These are sepals. 
Together they make the calyx. In the bud they 
covered and protected the other parts of the flower. 
There are five sepals, the same number as the petals, 
yet they are very different in form and colour. 
The stamens and pistil. There are now remaining the 
parts of the flower around 
which the keel was folded. 
Count them. There are 
ten thread-like bodies, 
surrounding a tiny boat- 
shaped body. The thread- 
Fic. 231. Flower of sweet pea 
like bodies are the stamens. with petals removed. 

= ——— 
Each one has an enlargement at the curved end. It 
is a little case contaming the powder-like substance, 
called pollen. It is a pollen case. See if all the 
stamens are separate down to the calyx. One 1s. 
The nine others are jomed toward the base. These 
nine form one brotherhood. The other one is a brother- 
hood all by itself. The pistil is flat, like a thin boat, 
and itis hairy. It is almost too tiny in the fresh 
flower for us to study. We will take one in an older 
flower. 
