Phytocoris dimidiatus Kirschbaum, 1856: 199, 282. STS: male, female, Germany, Wiesbaden; MWNH.
?Cimex inquinatus Fabricius, 1787: 304 (syn. Reuter, 1888a: 249). ST(S): Germany, Kilia [= Kiel]; lost.
Phytocoris dubius Douglas & Scott, 1865: 305 (syn. Reuter, 1875i: 527). HT: Great Britain, England, Surrey, Darenth Wood; MZHF?
Phytocoris populi (non Linnaeus, 1758): Saunders, 1876d: 264 (part.). Misidentification (see Reuter, 1888a: 250).
Phytocoris dimidiatus var. anticus J. Sahlberg, 1920: 114. LT (Kerzhner, 1997d: 116): male, Finland, Jyväskylä; MZHF.
Phytocoris dimidiatus f. berolinensis Stichel, 1930: 156. ST(S): apparently Germany, Berlin.