荷属东印度群岛的猪笼草科植物
"Nepenthes tobaica" was formally described in 1928 by Dutch botanist B. H. Danser in his seminal monograph "The Nepenthaceae of the Netherlands Indies". At the time, the species was already known from numerous herbarium specimens. Danser suggested a possibly conspecific species in "N. reinwardtiana":