The second pitcher plant picture maybe a Nepenthes ampullaria hybrid while the third picture maybe a Nepenthes alata hybrid. Check here: http://pitcher-plants.com/shopcartindex....
I think it is a Sarracenia minor. I am not really sure because this species is not native to the Philippines (but I am no expert).
Lat: 7.99, Long: 125.04
Spotted on May 3, 2011
Submitted on May 3, 2011