Action Tubers contain 71.07— 80.77% carbohydrates, 8.68—15.93% albuminoids. Tubers are used to disperse swellings.
Dioscorea prazeri
Pram & Burkill.
Synonym D. Clarkei Pram & Burkill D. deltoidea Wail. var. sikkimensis Pram
Family Dioscoreaceae.
Habitat The Himalaya from Nepal to Bhutan, up to 1,500 m, also in Naga Hills.
Ayurvedic Neelaalu.
Action Tuber—antiphthiriac.
Family Dioscoreaceae.
218 Diospyros ebenum Koenig.
The rhizomes are used as a hair wash for killing lice. They contain diogenin (on dry basis) 2.5%. Also obtained are steroidal sapogenins, sito D)stero glucoside, prazerigenin-A glucoside, prazerigenin-A bioside and 9,10-
dihydrophenanthrenes.
Diospyros ebenum Koenig.
Synonym D. hebecarpa A. Cunn ex Benth.
Family Ebenaceae.
Habitat Orissa and South India. English Ebony Persimmon,
Malabar Ebony, Ceylon Ebony.
Ayurvedic Tinduka.
Unani Aaabnuus.
Siddha/Tamil Acha-Thumbi.
Action Plant—astringent, attenuant, lithontriptic.
The heartwood contains 2 betanaphthalhydes, 2 naphthoic acid derivatives; ceryl alcohol, betulin, alphaamyrin, ursolic acid, baurenol and stigmasterol. The leaves contain ursolic acid, alpha-amyrin, betulin and lupeol.
Diospyros embryopteris Pers.
Synonym D. peregrina (Gaertn.) Gurke
D. malabarica (Desr.) Kostel. Family Ebenaceae.
Habitat Throughout India in shady wet places and near streams.
