purple bacteria
English
![](../I/m/Chromatium_Okenii_al_microscopio.jpg)
Purple bacteria (Chromatium okenii) at 600x magnification.
Noun
purple bacteria pl (plural only)
- The proteobacteria that produce their own food using photosynthesis, with colors including purple, red, brown, and orange.
Hyponyms
- (photosynthesizing proteobacteria): purple sulfur bacteria (order Chromatiales), purple non-sulfur bacteria (orders Rhodospirillales and Rhizobiales and families Rhodobacteraceae, Rhodocyclaceae, and Comamonadaceae)
Further reading
purple bacteria on Wikipedia.Wikipedia
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