PHAENIXOPUS
Cass.
KEY TO THE SPECIES
| 1a. Stems much branched, bushy, conspicuously cottony woolly in the axils of lower leaves; achenes yellowish with much shorter beak | 1. Lactuca orientalis |
| b. Stems feebly branched having no cottony wool in the axils of lower leaves; achenes black with a long and elongate beak | 2. Lactuca viminea |
