The orchid Cattleya William J. Fouraker is a hybrid in the
Cattleya genus.
registered with the Royal Horticultural Society
by S.Fouraker in 1955.
It is originated by R.Kiesewetter
Registered parents are
Cattleya Cuesta (1941)
×
Cattleya R. Cadwalader.
The key influencing species of this hybrid are
Cattleya warscewiczii (25.00%
subgenus
Cattleya
section:
Cattleya
)
Cattleya purpurata (12.50%
subgenus
Crispae
section:
Crispae
series:
Cattleyodes
)
Cattleya dowiana var. aurea (12.50%
subgenus
Cattleya
section:
Cattleya
)
listed in order of their genetic contribution.