aqua Journal of Ichthyology and Aquatic Biology
Special Publication No. I, March 2004
A New Revision of the Swordplant Genus Echinodorus Richard, 1848 (Alismataceae) by Karel Rataj
This paper deals with the taxonomy of 62 species, 2 subspecies, 2 varieties, 4 new species, and 2 new combinations. 54 species, subspecies, and varieties are cultivated by the author and the diagnoses have been corrected from live plants. The cultivated species are briefly characterised as aquarium or terrarium plants.
Echinodorus schlueteri, submerse in the aquarium and flower (22 mm Ø)