This section is from the book "Handbook Of Hardy Trees, Shrubs, And Herbaceous Plants", by W. Botting Hemsley. Also available from Amazon: Handbook of hardy trees, shrubs, and herbaceous plants.
Aquatic or marsh plants with white spathes and cordate leaves. The flowers are destitute of a perianth and either unisexual or bisexual, and crowded at the summit of the spadix. Berries red. A genus of few species inhabiting Europe and North America. The name is from beautiful, in allusion to the spathe of some species.
1. C. palustris. - A dwarf creeping perennial aquatic or marsh plant with cordate leaves on long petioles, and flat open ribbed spathes. A native of Europe and North America, and very pretty for introducing into small ponds or basins.
Richardia AEthiopica, syn. Calla AEthiopica (fig. 223), Trumpet Lily, so commonly seen in cottage windows, etc., will succeed as a water plant in the South-west if planted at a sufficient depth. The fine foliage, pure white spathe, and yellow spadix are too well known to need further description. This plant is a native of the Cape of Good Hope.
Fig. 223. Richardia AEthiopica. (About 1/8 nat. size.)