Oldenlandia diffusa




Family Rubiaceae
Scientific name Oldenlandia diffusa (Willdenow) Roxburgh
Synonyms Hedyotis brachypoda R. Brown ex Wallich; Hedyotis diffusa Willdenow; Hedyotis diffusa Willdenow var. extensa (Hooker f.) R. Dutta; Hedyotis extensa R. Brown ex Wallich; Hedyotis herbacea Loureiro; Hedyotis polygonoides Wallich; Hedyotis radicans Bartling ex de Candolle; Hedyotis ramosissima Kurz; Oldenlandia angustifolia Bentham var. pedicellata Miquel; Oldenlandia brachypoda G. Don; Oldenlandia corymbosa L. var. uniflora (Bentham) Masamune; Oldenlandia diffusa (Willdenow) Roxburgh var. extensa Hooker f.; Oldenlandia diffusa (Willdenow) Roxburgh var. polygonoides Hooker f.; Oldenlandia herbacea (L.) Roxburgh var. uniflora Bentham; Oldenlandia pauciflora Roxburgh ex Wight & Arnott
Common name (Japanese common name) futa-ba mugura (フタバムグラ, 双葉葎 [meaning: twin leaved vine weed])
(English common name) none
Distribution (Japan) Honshu, Shikoku, Kyushu, Okinawa
(Other nations) Korea, China, Philippines, Malaysia, Indochina, Thailand, Bhutan, Nepal, India
Habitat Swamp, rice paddy
Chromosomal number 2n=32
Description Plants 10-20cm tall. Leaves 1-3.5cm long, 1.5-3mm wide. Flowers white ca. 2mm across, flowering in August to September. Annual plants.
Reference Oldenlandia diffusa (Willd.) Roxb.
Burn treatment compositions containing herbal mix (US Patent 5766614/1998)
Use of plant extracts for treatment of HIV, HCV and HBV infections (US Patent 5837257/1998)
Retrovirus protease inhibitors (US Patent 5916919/1999)
Compositions of matter useful in the treatment of viral infections derived from plant extracts (US Patent 5989556/1999)
Herbal mixture for treating nasal congestion (US Patent 6193995/2001)
Process for preparing an anti-viral medicinal product from plant extracts (US Patent 6214350/2001)
Medicinal herbal composition for treating liver diseases and HIV (US Patent 6455078/2002)
Herbal immune system stimulant (US Patent 6464982/2002)
Pharmaceutical preparation for the treatment of topical wounds and ulcers (US Patent 6555118/2003)
Herbal pharmaceutical composition for treatment of HIV/AIDS patients (US Patent 6696094/2004)
Pharmaceutical composition having prophylactic effects on lamivudine-related disease relapse and drug resistance and methods of using the same (US Patent 6855346/2005)
Complex prescription of chinese medicine for the treatment of extensive cancer (US Patent 7005146/2006)
Extracts of orange peel for prevention and treatment of cancer (US Patent 7201928/2007)
Lipolysis stimulator (US Patent 7300675/2007)



September 2006
at rice paddy
September 2006
at rice paddy


September 2005
at rice paddy
September 2005
at rice paddy
September 2005
at rice paddy