| N. bicalcarta
may be found throughout the island of Borneo where it
grows in lowland sandy heath forest and peat swamps. It
is characterised by two thorns resembling teeth which
protrude from the upper region of the peristome. The
pitcher is frequently inhabitated by golden ants. These
ants have developed a method of robbing the pitchers of
their prey without falling prey themselves. Pitcher
colouration is commonly yellowish green or orange, rarely
red. Cultivation is moderately easy - use an acidic
potting media. |