Metrosideros collina is a species of flowering plant in the family Myrtaceae. It is native to French Polynesia and the Cook Islands.
| Metrosideros collina | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Myrtales |
| Family: | Myrtaceae |
| Genus: | Metrosideros |
| Species: | M. collina |
| Binomial name | |
| Metrosideros collina (J.R Forst. & G.Forst.) A.Gray | |
| Synonyms | |
|
Leptospermum collinum J.R.Forst. & G.Forst. | |

The species was first formally described by botanist Johann Reinhold Forster and his son Georg Forster in 1775. It was given the name Leptospermum collinum.
There are two varieties:

Cultivars of Metrosideros collina are used as ornamental plants, for planting in tropical and subtropical climate gardens. Cultivars include:
Taxon identifiers | |
|---|---|
| Metrosideros collina |
|
| Leptospermum collinum |
|