PERRY'S BLUE Perry, Amos Listed 1912 SIB Diploid (36" 91cm) M B1M. Perry 1916: "First time offered. Extra large flowers nearly 4" across. S. rich sky blue; F. broad, at right angles, old China blue". Information from RHS & BIS Libraries courtesy of Jennifer Hewitt. Unknown parentage. Perry 1912 AM: RHS