Capitophorus carduinus (Walker, 1850)

green thistle aphid

on Carduus, Cirsium

Cirsium palustre, UK © Bob Dransfield & Bob Brightwell, InfluentialPoints

parasite

Apterae ± 2 mm, pale greenish white to yellowish green, almost translucent, often with two indistinct darker green longitudinal stripes, siphunculi very long and slender; mainly at undersides of lower leaves.

host plants

Asteraceae, narrowly oligophagous

Carduus acanthoides, crispus, nutans, pycnocephalus; Cirsium arvense, palustre, vulgare.

references

Barbagallo & Massimino Cocuzza (2014a), Blackman & Eastop (2017), Barbagallo & Pollini (2014a) , Börner & Franz (1956a), Heie (1994a), Petrović (1998a), Tambs-Lyche (1970a), Wojciechowski, Depa, Halgoš ao (2016a).