| Chara vulgaris | |
|---|---|
|   | |
|   | |
| Watercolour micrograph | |
|  Scientific classification   | |
| Kingdom: | Plantae | 
| Division: | Charophyta | 
| Class: | Charophyceae | 
| Order: | Charales | 
| Family: | Characeae | 
| Genus: | Chara | 
| Species: | C. vulgaris  | 
| Binomial name | |
| Chara vulgaris  L., 1753  | |
| Subspecies | |
  | |
Chara vulgaris, the common stonewort, [1] is a green alga species in the genus Chara. C. vulgaris has spikes between its bark cells in contrast to the similar C. contraria .