Italian Alder Aphid

Italian Alder Aphid - Crypturaphis grassii

Click here to support NatureSpot by making a donation - small or large - your gift is very much appreciated. Thank you.
Description

Crypturaphis grassi is a monophagous species of aphid feeding solely on Italian Alder (Alnus cordata).

Identification difficulty
Habitat

On Italian Alder (Alnus cordata).

When to see it

When Italian Alder (Alnus cordata) is in leaf.

UK Status

Native to southern Italy and Corsica and first recorded in the UK in 1998 its true status is not yet known but it seems likely that the species may occur wherever the host tree is found.

VC55 Status

Status in Leicestershire and Rutland not known.

Further Information

https://influentialpoints.com/Gallery/Crypturaphis_grassi_Italian_alder_aphid.htm

  • Peter Smith
    Leicester, Pioneer Park
    14 December 2021
    Sexual (oviparous) form of aptera
  • Peter Smith
    Leicester, Pioneer Park
    14 December 2021
    Asexual (viviparous) form of aptera
  • Graham Calow
    Sapcote, Grace Road
    30 May 2023
    on Italian Alder

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Additional images

All NatureSpot records