Taxonomic history:
1753: Linnaeus described this species as Phaseolus inamoenus in Species Plantarum, 1st ed., p. 724 of Ray Society 1957 facsimile.
Today: The current name for this species is Phaseolus lunatus L.
original Latin diagnosis
Phaseolus caule volubili, florum vexillo revoluto, calycibus concolore.
English translation
Phaseolus with a stem twining; of flowers with a banner petal revolute, [and] as the calyces with the same color.
| Phaseolus | Phaseolus |
| with a stem | caule - ablative singular of second declension masculine noun caulis, caulis |
| twining; | volubili - ablative singular masculine of group B adjective volubilis, -is, -e; modifies caule |
| of flowers | florum - genitive plural of third declension masculine noun flos, floris |
| with a banner petal | vexillo - ablative singular of second declension neuter noun vexillum, vexilli |
| revolute | revoluto - ablative singular neuter of perfect passive participle of third conjugation verb revoluo, revoluere, revolui, revolutum; modifies vexillo |
| [and] | [added for smoother reading] |
| as the calyces | calycibus - ablative plural of third declension masculine noun calyx, calycis |
| (with) the same color. | concolore - ablative singular neuter of group B adjective concoloris, -is, -e; agrees with vexillo |