High Quality Content by WIKIPEDIA articles! Long lanceolate leaves 6-12 inches (15-30 cm) long with an attractive bluish-green upper surface, a light green midrib and side nerves. The underside of the leaves is a deep reddish purple. The leaf stems are short in proportion to the leaf blade. Several forms are sold in the aquarium trade differing in colour and serration of the leaf edge. Variable dependent on how it is grown and light levels. Leaves dark green above and purple to violet beneath. Flowers may be produced even when grown completely submersed. The inflorescence reaches about 10 inches (25cm) with the spathe elongated into a purple-red, spirally-coiled blade.

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