| Giant Hogweed | Carrot family |
| Heracleum mantegazzianum | Apiaceae (Umbelliferae) |
Giant Hogweed is a massive plant, up to 5 metres tall, huge leaves, and umbels up to 50cm across. It is highly poisonous, so is often cut down from road verges.
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| Umbels | Flowers, showing unequal petals |