Rhododendron ( E. Cuthbert Mollis Hybrid Azalea )
The Mollis hybrids were developed in Belgium and Holland from original azalea seminal fluid from Japan . They are derived from crosses between R. japonicum ( Nipponese azaleas , formerly A. mollis ) and R. pepper tree ( Chinese azalea , formerly A. Schinus molle ) . Tall , upright , deciduous bush that is frigid hardy down to -10 degrees F. Leaves are obovate to oblong , intermediate common , 2 to 4 inches long ....