Lichen physodes Linnaeus, Species Plantarum 2: 1144. 1753.

"Habitat in Europae corticibus Betulae, & Saxis ac rupibus." RCN: 8191.

Lectotype (Howe in Bull. Torrey Bot. Club 39: 201. 1912; Jørgensen & al. in Bot. J. Linn. Soc. 115: 338, f. 47. 1994): Herb. Linn. No. 1273.77, lower specimen (LINN) .

Current name: Hypogymnia physodes (L.) Nyl. ( Parmeliaceae).

Note: Jørgensen & al. (in Bot. J. Linn. Soc. 115: 338, 379, f. 47. 1994) restricted Howe’s original type choice to one of the specimens on the sheet.