angustifolia is a synonym of glauca var. glauca.
Canna 'indica f. Australia Red' is a medium-sized species, with green leaves and red flowers.
Canna 'indica f. China Orange' is a tall species, with green leaves and orange flowers.
Canna 'indica f. Kress' is a medium-sized species, with green leaves and red flowers.
Canna 'indica var. indica' is a medium-sized species, with green leaves and red flowers.