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Plumbago zeylanica

Plumbago zeylanica

Plumbago zeylanica, commonly known as Ceylon Leadwort or Doctorbush, is a species of plumbago with a pantropical distribution. Carl Linnaeus described the paleotropical P. zeylanica and neotropical P. scandens as separate species, but they are currently considered synonymous. Ceylon Leadwort is a herbaceous plant with glabrous stems that are climbing, prostrate, or erect.

Plumbago zeylanica


The leaves are petiolate or sessile and have ovate, lance-elliptic, or spatulate to oblanceolate blades that measure 5-9 × 2.5-4 cm in length. Bases are attenuate while apexes are acute, acuminate, or obtuse. Inflorescences are 3-15 cm in length and have glandular, viscid rachises. Bracts are lanceolate and 3-7 × 1-2 mm long. The heterostylous flowers have white corollas 17-33 mm in diameter and tubes 12.5-28 mm in length. Capsules are 7.5-8 mm long and contain are reddish brown to dark brown seeds.

Plumbago zeylanica

Plant extracts have shown potent mosquito larvicidal activity against the larvae of Aedes aegypti while showing no toxicity to fish . Hexane extracts of Plumbago zeylanica have showb activity against canine distemper virus.

Last Updated (Tuesday, 17 September 2013 14:00)

 

Important Links

Medicinal plants of India ; Ayurveda
Encyclopedia of Indian Medicinal Plants/Herbs mainly using in Ayurveda with good quality pictures and information like therapeutic usage of Medicinal Plants, cultivation, morphology, habitat, flower characters, Chemical content, parts used, research works etc.