P. pilosum

Pterocomma pilosum Buckton, 1879

Willow-bark aphid

Morphological characters

3.7-3.9 mm.
Apterous: brown to reddish or greenish brown, small cornicles light-colored, straight and short; antenna shorter than half length of body.
Alate: dark with dark stripes on abdomen and small light cornicles, short and straight.

See identification file

Life cycles

Monoecious holocyclic.

Host plants

Salix spp.

Particular  characteristics

Pterocomma pilosum lives on young branches of willow. It is visited by ants.

Agronomic impact

Natural enemies


  • Aphidius cingulatus

In this folder

Modification date : 07 February 2023 | Publication date : 23 May 2017 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet