''Papilio thaiwanus'', the Formosan swallowtail, is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...

in the swallowtail family. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the nort ...

. The larva feeds on ''

Toddalia asiatica ''Zanthoxylum asiaticum'' is a species of plant in the family Rutaceae. Under its synonym ''Toddalia asiatica'', it was the only species in the monotypic genus ''Toddalia'', now included in ''Zanthoxylum''. It is known by the English name orange c ...

'', ''

Zanthoxylum ailanthoides ''Zanthoxylum ailanthoides'', also called ailanthus-like prickly ash, (, lit. " Ailanthus-leaved pepper",; the name is obviously adaptation of latin ailanthoides "ailanthus-like" , lit. " Yue pepper",, p.503 食茱萸 ''shi zhu yu'',, 「澳名� ...

'', and ''

Cinnamomum camphora ''Camphora officinarum'' is a species of evergreen tree that is commonly known under the names camphor tree, camphorwood or camphor laurel. Description ''Camphora officinarum'' is native to China south of the Yangtze River, Taiwan, southern ...

''.

References

thaiwanus Lepidoptera of Taiwan Endemic fauna of Taiwan Butterflies described in 1898 Taxa named by Walter Rothschild {{Papilionidae-stub