Cambellia Orantriaca, a parasitic plant long believed extinct, has been rediscovered in Wayanad after 175 years..Cambellia Orantriaca, parasitic plant, extinct plant rediscovery, Thollayiram forest, Wayanad biodiversity, Kurinji plant parasite, Orobanchaceae family, rare plant species, plant extinction, botanical research, Robert Wight botanist, Naduvattam plant discovery, threatened plant species, plant species rediscovery, Cambellia Orantriaca rediscovery Wayanad