更新时间：2023-02-06 23:11
麦克法兰猪笼草可以长出带红色斑点的捕虫笼。下位笼成卵形至圆柱型，可高达20cm。在盖子下表面密布着白色的短毛。这是麦克法兰猪笼草的特点之一。
生活的环境其湿度和温度都较高，并具有明亮的散射光。一般为森林或灌木林的边缘或空地上。
马来半岛特有的食虫植物。
以下是已被发现了的自然杂交种：
N. macfarlanei × N. ramispina
N. macfarlanei × N. sanguinea
查尔斯·克拉克（Charles Clarke ）在苏门答腊和马来半岛发现了一种瘦小猪笼草（N. gracillima）与麦克法兰猪笼草的自然杂交种（N. gracillima × N. macfarlanei）。
^ Clarke, C.M. 2002. A Guide to the Nepenthes of Peninsular Malaysia. Natural History Publications (Borneo), Kota Kinabalu.
^ Clarke, C.M. 2001. Nepenthes of Sumatra and Peninsular Malaysia. Natural History Publications (Borneo), Kota Kinabalu.
^ McPherson, S.R. 2009. Pitcher Plants of the Old World. Redfern Natural History Productions Ltd., Poole.
Bourke, G. 2003. Exploring the Genting Highlands.PDF Carniflora Australis (2): 23–26.
● Clarke, C.M., R. Cantley, J. Nerz, H. Rischer & A. Witsuba (2000). Nepenthes macfarlanei. 2006.IUCN Red List of Threatened Species. IUCN 2006. Retrieved on 11 May 2006. Listed as Vulnerable (VU D2 v2.3).
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● Chua, L.S.L. 2000. The pollination biology and breeding system of Nepenthes macfarlanei (Nepenthaceae). Journal of Tropical Forest Science 12(4): 635–642.
● Schmid-Höllinger, R. 1997. Nepenthes macfarlanei: Prey found in ground pitchers.PDF (440 KiB) Carnivorous Plant Newsletter 26(2): 46–50.
● Shivas, R.G. 1983. Nepenthes of Gunung Ulu Kali.PDF (1.54 MiB) Carnivorous Plant Newsletter 12(3): 65–67.
● Smythies, B.E. 1965. The distribution and ecology of pitcher-plants (Nepenthes) in Sarawak. UNESCO Humid Tropics Symposium, June–July 1963, Kuching, Sarawak.
● Tökés, Z.A., W.C. Woon & S.M. Chambers 1974. Digestive enzymes secreted by the carnivorous plant Nepenthes macferlanei. Planta 119(1): 39–46. doi:10.1007/BF00390820