Nepenthes bellii x ampullaria - straits (a)

Nepenthes merrilliana x [( northiana x maxima ) x maxima ]

Nepenthes ventricosa x aristolochioides

Nepenthes lowii x merrilliana

Nepenthes spathulata x Tivey

Nepenthes ventricosa x mirabilis

Nepenthes ventricosa x merrilliana

Nepenthes tobaica-red x thorelii-squat

Nepenthes bicalcarata x northiana

Nepenthes sibuyanensis x ( spathulata x lowii )