Nepenthes macrovulgaris (Gunung Silam, Borneo)
Short supply (FAQ)
Still a very rare species in cultivation, as it is not particularly easy.
It occurs in ultramafic habitats at 300-1200 m.a.s.l. in Borneo. The pitchers can grow up to 25 cm in size and are usually green, brown or spotted.
There is a close phylogenetic relationship to N. hispida and N. hirsuta.