| NOUN | animal | Charales, order Charales | small order of macroscopic fresh and brackish water algae with a distinct axis |
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| Meaning | small order of macroscopic fresh and brackish water algae with a distinct axis: stoneworts. | |
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| Synonym | order Charales | |
| Member of | Charophyceae, class Charophyceae | In some classifications |
| Members | Characeae, family Characeae | green algae superficially resembling horsetail ferns |
| Broader | protoctist order | The order of protoctists |