Christisonia bicolor

Christisonia bicolor is a parasitic plant. No matter how long you look at this plant, you won't see any leaves. It barely photosynthesizes. As seen, it parasitizes the roots of Strobilanthes laxa and Strobilanthes lupulina and obtains nutrition. In addition, it is heard that it also parasitizes fever plants.

Henckelia moonii

Henckelia moonii is a plant that is rarely seen in humid regions and is endemic to Sri Lanka. It is found in slightly shaded, damp, rocky areas. It can be considered a plant at high risk of extinction because it grows in specialized microhabitats that are limited in distribution.