Herb Library
Browse our comprehensive collection of traditional medicinal plants and herbal remedies.
Showing Herbs in Category: Leaves
Wathusudda (Tabernaemontana divaricata): Crape Jasmine, and the Eye Warning
(Tabernaemontana divaricata)
Wathusudda (Tabernaemontana divaricata) stands in more Sri Lankan gardens than almost any other shru
Read More →Heen Bopath (Biophytum sensitivum): The Miniature Tree That Folds
(Biophytum sensitivum)
Heen Bopath (Biophytum sensitivum) is one of the loveliest plants in Sri Lanka and one of the smalle
Read More →Wel Kahambiliya (Tragia involucrata): The Climbing Nettle
(Tragia involucrata)
Wel Kahambiliya (Tragia involucrata) announces itself. Brush past it and the sting arrives instantly
Read More →Heen Pitiyawakka (Phyllanthus): Stonebreaker, and What Hepatitis B Actually Needs
(Phyllanthus debilis)
Heen Pitiyawakka (Phyllanthus debilis, and its close relatives P. niruri and P. amarus) is a weed th
Read More →Sera (Cymbopogon citratus): Lemongrass, Citral and a Calming Cup
(Cymbopogon citratus)
Sera (Cymbopogon citratus) is the stalk you bruise and drop into a curry, and the tea you make when
Read More →Bulath (Piper betle): The Betel Leaf, Honoured Guest and Misunderstood Medicine
(Piper betle)
No plant is woven deeper into Sri Lankan life than bulath (Piper betle). A sheaf of forty betel leav
Read More →Thebu (Costus speciosus): The "Insulin Plant" and What the Evidence Really Says
(Costus speciosus (syn. Hellenia speciosa))
Ask any Sri Lankan gardener about thebu and you will hear the same instruction: "one leaf a day for
Read More →Sarana (Boerhavia diffusa): Punarnava, the Weed That Renews
(Boerhavia diffusa)
Sarana (Boerhavia diffusa) sprawls along roadsides and waste ground with pink-purple flowers no bigg
Read More →Nika (Vitex negundo): The Five-Leaved Chaste Tree for Pain and Swelling
(Vitex negundo)
Nika (Vitex negundo) is the shrub Sri Lankan physicians reach for when a joint is hot and swollen. A
Read More →Iriweriya (Plectranthus zeylanicus): The Fragrant Ceylon Herb Science Rediscovered
(Plectranthus zeylanicus (syn. Coleus zeylanicus))
Iriweriya (Plectranthus zeylanicus) carries Ceylon in its scientific name and its scent in every Sri
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