Ixora st-johnii is a species of flowering plant in the family Rubiaceae. It is endemic to the island Huahine in French Polynesia.
| Ixora st-johnii | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Gentianales |
| Family: | Rubiaceae |
| Genus: | Ixora |
| Species: | I. st-johnii |
| Binomial name | |
| Ixora st-johnii | |
