Canna 'Ra'

A medium sized aquatic cultivar, equally at home as a water marginal or in the border; glaucous green foliage, lanceolate shaped, upright habit; panicles of flowers are open, self-coloured yellow, staminodes are narrow, edges irregular, fully self-cleaning; fertile both ways, not true to type or self-pollinating, capsules globose; rhizomes are long and thin, coloured white; tillering is slow.

Introduced by R.J. Armstrong, of Longwood Gardens, USA.