- Bacillariophyta
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- Bacillariophyceae
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- Achnanthales
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- Achnanthidiaceae
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- Psammothidium
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- Psammothidium helveticum
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- Psammothidium helveticum var. minor
Psammothidium helveticum var. minor
(Flower & Jones) Buzckó
- Omnidia : PHMI
- Sandre : 31313
- Uploaded pictures: 0
