猪笼草是猪笼草科食虫植物,全属有70余种,原产亚洲热带、非洲马达加斯加和大洋洲的热带雨林或低湿的草地中。在我国广东、海南等省的湿草地、农田边缘水沟和林缘湿地上,也生长着一种猪笼草(Nepenthes mirabilis),它株高25～35厘米,茎干嫩软,叶10余片。叶分成两部分,一部分是普通叶片,阔披针形;另一部分叶片也是阔披针形,但顶端叶脉又延长形成一个似指形玻璃管的“小 Nepenthes is a Nepenthes family of carnivorous plants, all belonging to more than 70 species, originating in tropical Asia, Africa, Madagascar and Oceania tropical rain forest or low humidity grass. In China, Guangdong, Hainan and other provinces of wet grass, farmland ditch and edge wetlands, also grows a Nepenthes (Nepenthes mirabilis), which plant height of 25 to 35 cm, tender stem soft, leaves more than 10 pieces . Leaves are divided into two parts, part of the general leaves, broad lanceolate; the other part of the leaf is broad lanceolate, but the top of the veins and extend the formation of a finger-like glass "small