Rhopalosiphum nymphaeae (Linnaeus, 1761)

Albrecht, Anders Christian, 2015, Identification guide to Nordic aphids associated with mosses, horsetails and ferns (Bryophyta, Equisetophyta, Polypodiophyta) (Insecta, Hemiptera, Aphidoidea), European Journal of Taxonomy 145, pp. 1-55 : 40-41

Rhopalosiphum nymphaeae (Linnaeus, 1761)

Fig. 33

Diagnosis

Aptera 1.5–2.5 mm, brown to olive, dusted with greyish wax, particularly on venter and margins, including legs and antennae. Siph. swollen, with a distinct constriction before the apical flange. Holocyclic, dioecious, alternating between Prunus and many unrelated, mostly aquatic or semiaquatic plants. Not ant-attended.

Recorded Pteridophyta hosts

Marsileaceae : Marsilea quadrifolia , M. strigosa ; Salviniaceae : Azolla caroliniana , A. filiculoides , Salvinia auriculatia , S. natans .

Distribution

D F N S.

Figures

Fig. 33. Rhopalosiphum nymphaeae (Linnaeus, 1761). Aptera on Myripohyllum spicatum.