The following is a list of Streptomyces species, organized alphabetically by species name.
[1] Names that have not been validated according to the Bacteriological Code are enclosed in "quotes".
As of June 2021[update], there are 679 valid species of Streptomyces and an additional 121 provisional species.
[1] New species continue to be discovered (e.g., S. gossypiisoli, described in 2021).
[2] Many species are named after their colorful hyphae and/or spores.