More like last, first, and middle name, in that order. There's Perilla (the surname). Perilla frutescens (the first name) and then a few subspecies of P. frutescens, corresponding to different middle names: P. frutescens var. crispa, P. frutescens var. frutescens, and P. frutescens var. hirtella. There once were 7 other subspecies in the classification, but now they're mere synonyms of other subspecies.
