Ixora casei

Ixora casei, known as the giant red ixora, is a species of flowering plant in the family Rubiaceae.

Description

The species is endemic to the Marshall Islands, Mariana Islands, Caroline Islands and Gilbert Islands. The species has subsequently been introduced to Colombia, the Cook Islands, the Line Islands, and Trinidad and Tobago.
Three varieties are accepted:

Ixora casei var. casei Hance
Ixora casei var. medialoba Fosberg & Sachet
Ixora casei var. lanceolata Fosberg & Sachet