Sixty species of Amaranth in colors ranging from purple to gold are recognized by scientists.
=== Broad and narrow senses ===The nomenclatural codes that guide the naming of species, including the ICZN for animals and the ICN for plants, do not make rules for defining the boundaries of the species
 For example, in a study done on fungi, studying the nucleotide characters using cladistic species produced the most accurate results in recognising the numerous fungi species of all the concepts studied

