Ravenia spectabilis (Limonia)
Botanical names: Ravenia spectabilis, Lemonia spectabilis
Common names: Limonia, Ravenia Pink
Family: Rutaceae
Origin: Cuba, Brazil
Large shrub with bright dark crimson flowers, prefers semi-shade conditions and regular watering. Levaes are dark green and glossy. Great butterfly attractor.
Link to this plant:
https://toptropicals.com/catalog/uid/ravenia_spectabilis.htm