SL21 Sarracenia leucophylla -- Wavy lid, yellow flower.(PW)

A Sarracenia leucophylla with a very wavy lid. As the pitchers mature, they develop a pink blotch in the throat. 

SL21 : Sarracenia leucophylla -- Wavy lid, yellow flower.(PW)

S : a small growth point
M : A mature growth point 
L : A large growth point or several S/M growth points