Table 1. Voucher information

Scientific name	Latitude	Longitude
Cinnamomum camphora (L.) J. Presl	33˚18′43.43″N	126˚33′50.19″E
Cinnamomum cassia (L.) J. Presl	33˚17′54.05″N	126˚37′08.04″E
Cinnamomum japonicum Siebold	33˚20′34.51″N	126˚39′36.36″E
Lindera obtusiloba Blume	35˚12′13.01″N	128˚10′05.01″E
Machilus japonica Siebold & Zucc.	33˚17′14.18″N	126˚16′12.86″E
Neolitsea aciculata (Blume) Koidz.	33˚20′05.62″N	126˚39′32.73″E
Neolitsea sericea (Blume) Koidz.	33˚20′34.51″N	126˚39′36.36″E