Chelidonium glaucium Linnaeus, Species Plantarum 1: 506. 1753.

"Habitat in Angliae, Helvetiae, Galliae, Italiae, Virginiae arenosis." RCN: 3836.

Lectotype (Grey-Wilson in Kew Mag. 6: 151. 1989): Herb. Linn. No. 668.3 (LINN) .

Current name: Glaucium flavum Crantz ( Papaveraceae).

Note: Jonsell & Jarvis (in Nordic J. Bot. 14: 162. 1994), unaware of Grey-Wilson’s earlier choice, designated Herb. Burser IX: 47 (UPS) as lectotype.