Erigeron viscosus Linnaeus, Species Plantarum 2: 863. 1753.

"Habitat in Narbonensi, Hispania, Italia." RCN: 6241.

Lectotype (Turland in Jarvis & Turland in Taxon 47: 360. 1998): Herb. Clifford: 409, Aster 19 (BM-000647101) .

Current name: Dittrichia viscosa (L.) Greuter subsp. viscosa ( Asteraceae).

Note: Specific epithet spelled “viscosum” in the protologue.