Canna 'patens' is a medium-sized species, with green leaves and multi-coloured flowers.
Canna 'Patrie' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.
Canna 'Patton' is a medium-sized aquatic cultivar, equally at home as a water marginal or in the border, with green leaves and yellow flowers.
Canna 'Paul Braunt' is a medium-sized Crozy Group cultivar, with green leaves and red flowers.
Canna 'Paul Marquant' is a small Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Peach Surprise' is a miniature Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Peaches 'n Cream' is a small Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Peaches 'n Cream (2)' is a medium-sized Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Peaches and Cream' is a medium-sized Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Pearly Shells' is a medium-sized Crozy Group cultivar, with green leaves and white flowers.
Canna 'Peau Rouge' is a tall Crozy Group cultivar, with dark leaves and orange flowers.
Canna 'pedunculata' is a tall species, with green leaves and yellow flowers.
Canna 'Pele' is a small Crozy Group cultivar, with green leaves and red flowers.
Canna 'Penn' is a medium-sized Conservatory Group cultivar, with green leaves and pink flowers.
Canna 'Pennsylvania' is a medium-sized Italian Group cultivar, with green leaves and red flowers.
Canna 'Percy Lancaster' is a medium-sized Crozy Group cultivar, with green leaves and multi-coloured flowers.
Canna 'Perkeo' is a small Crozy Group cultivar, with green leaves and pink flowers.
Canna 'Perseus' is a small Crozy Group cultivar, with green leaves and yellow flowers.
Canna 'Petch Ploy' is a medium-sized Italian Group cultivar, with variegated leaves and yellow flowers.
Canna 'Petit Poucet' is a miniature Crozy Group cultivar, with green leaves and multi-coloured flowers.