Holly Blue
Celastrina argiolus
![](https://www.eastlondonnature.co.uk/wp-content/uploads/2022/09/1287785882CommonBlueBut-scaled.jpg)
- Type: Animal
- Family: Lycaenidae
- Genus: Celastrina
- Species: argiolus
- Habitat: Hedgerows
- Habitat: Meadows
- Habitat: Scrubland
- Habitat: Waysides
- Site:East London
- Site:UK
- Site:Walthamstow Marshes
- Month:July
- Photographer:DW