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| viper's-bugloss (Echium vulgare) | |||
| viper's bugloss (Echium vulgare Lin., Echium vulgare) | |||
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| viper's bugloss (Echium vulgare Lin., Echium vulgare); viper's-bugloss (Echium vulgare Lin., Echium vulgare) | |||
| vipérine: 10 phrases in 5 subjects |
| Amphibians and reptiles | 2 |
| General | 1 |
| Ichthyology | 2 |
| Natural resourses and wildlife conservation | 2 |
| Natural sciences | 3 |