Species having 'angustifolia' as epithet name:
- Agaloma angustifolia Syn. for: Euphorbia heterophylla
- Amorpha angustifolia Syn. for: Amorpha fruticosa
- Centaurea angustifolia Syn. for: Cheirolophus sempervirens
- Duranta angustifolia Syn. for: Duranta erecta
- Elaeagnus angustifolia
- Fraxinus angustifolia
- Kalmia angustifolia
- Lavandula angustifolia
- Magnolia angustifolia Syn. for: Magnolia grandiflora
- Morinda angustifolia
- Periandra angustifolia Syn. for: Periandra mediterranea
- Phillyrea angustifolia
- Rubia angustifolia Syn. for: Rubia peregrina
- Ruta angustifolia
- Sanguisorba angustifolia Syn. for: Sanguisorba officinalis
- Stachytarpheta angustifolia
- Troxilanthes angustifolia Syn. for: Polygonatum verticillatum
- Typha angustifolia