The orchid Cattleya Mrs. Edward Roehrs is a hybrid in the
Cattleya genus.
registered with the Royal Horticultural Society
by Roehrs in 1922.
Registered parents are
Cattleya dowiana
×
Cattleya Prince John.
The key influencing species of this hybrid are
Cattleya dowiana (87.50%
subgenus
Cattleya
section:
Cattleya
)
Cattleya warscewiczii (12.50%
subgenus
Cattleya
section:
Cattleya
)
listed in order of their genetic contribution.