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WildBristol.uk - Discovering Wildlife in Bristol

Swallowtail - Papilio machaon

Favourite Photos

image species author location uploaded taken select
Swallowtail Swallowtail - Papilio machaon subsp. britannicus dylan Norfolk 9 Jul 2025, 8:18 p.m. 5 Jul 2025, 10:31 a.m.
Swallowtail Swallowtail - Papilio machaon subsp. britannicus dylan Norfolk 9 Jul 2025, 8:18 p.m. 5 Jul 2025, 10:31 a.m.
Swallowtail Swallowtail - Papilio machaon subsp. britannicus dylan Norfolk 9 Jul 2025, 8:18 p.m. 5 Jul 2025, 10:31 a.m.
Swallowtail Swallowtail - Papilio machaon subsp. britannicus dylan Norfolk 9 Jul 2025, 8:18 p.m. 5 Jul 2025, 10:31 a.m.

Species Description

The native subspecies britannicus is restricted to the Norfolk Broads but the continental subspecies gorganus occurs as a migrant and has been widely observed; predominantly in the south. Habitat includes: Fens and marshes though the migrant may be found anywhere, including gardens. Food Plant: The native race feeds solely on Milk-parsley (Peucedanum palustre) but the continental form is less fussy and will use a variety of umbellifers such as Wild Carrot (Daucus carota), Wild Angelica (Angelica sylvestris) and Fennel (Foeniculum vulgare). Flight period: mid May to early July with a second smaller generation sometimes occurring from mid August to late September).

Useful Links:

Butterfly Conservation

UK Butterflies

Norfolk Wildlife Trust

Wikipedia

GBIF

NBN

Subspecies

name latinname species sightings media image
Swallowtail Papilio machaon subsp. britannicus 1 1 4 image for Swallowtail