Sea
Sandwort (H. peploides) is the only species of Honckenya
recorded in Britain. It is a native coastal species.
Only
one dipterous miner, the anthomyiid Delia
quadripila, is recorded on Honckenya in Britain.
Elsewhere
the anthomyiid Delia
quadripila is recorded mining Honckenya.
No
non-dipterous miners are recorded on Honckenya in Britain.
Sea
Sandwort - Honckenya peploides
Key for the identification of the known Diptera mines in
Britain.
1>
Mine
predominantly in the leaves. The beginning of the mine is a full
depth corridor lying on the leaf margin, with or without large,
black frass grains. The larva goes through the stem, mines leaf
after leaf, hollowing these out.