Oldenlandia diffusa
(Willd.) Roxb.
Rubiaceae
The taxonomy of this and related species is complicated, and different authors have drawn very different conclusions (e.g., Sivarajan & Biju, Taxon 39: 665-674. 1990; Dutta & Deb, Taxon. Rev. Hedyotis. 2004). In particular, Hedyotis brachypoda, Hedyotis corymbosa, and Hedyotis erecta are related and have been variously circumscribed[
266- Title
- Flora of China
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/china/
- Publisher
- Missouri Botanical Garden Press; St. Louis.
- Year
- 1994
- ISBN
-
- Description
- An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
].
Hedyotis brachypoda R.Br. ex Wall.
Hedyotis diffusa Willd.
Hedyotis extensa R.Br. ex Wall.
Hedyotis polygonoides Wall.
Hedyotis radicans Bartl. ex DC.
Hedyotis ramosissima Kurz
Oldenlandia angustifolia pedicellata Miq.
Oldenlandia brachypoda G.Don
Oldenlandia corymbosa uniflora (Benth.) Masam.
Oldenlandia herbacea uniflora Benth.
Oldenlandia pauciflora Roxb. ex Wight & Arn.
Common Name:
General Information
Oldenlandia diffusa is a slender, annual plant with ascending to procumbent, more or less branched stems up to 50cm long[
266- Title
- Flora of China
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/china/
- Publisher
- Missouri Botanical Garden Press; St. Louis.
- Year
- 1994
- ISBN
-
- Description
- An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
,
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
].
The plant is harvested from the wild for local medicinal use.
Known Hazards
None known
Botanical References
266- Title
- Flora of China
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/china/
- Publisher
- Missouri Botanical Garden Press; St. Louis.
- Year
- 1994
- ISBN
-
- Description
- An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
Range
E. Asia - China, Japan, India, Sri Lanka, Nepal, Bhutan, Bangladesh, Thailand, Malaysia, Indonesia, Philippines.
Habitat
Paddy fields, ridges of farmlands, humid open fields; at elevations from sea level to 900 metres[
266- Title
- Flora of China
- Publication
-
- Author
-
- Website
- http://flora.huh.harvard.edu/china/
- Publisher
- Missouri Botanical Garden Press; St. Louis.
- Year
- 1994
- ISBN
-
- Description
- An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
]. A common weed in towns, gardens, and open lands throughout the Philippines[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
].
Properties
| Medicinal Rating |  |
| Habit | Annual |
| Height | 0.40 m |
| Pollinators | Insects |
| Cultivation Status | Wild |
Cultivation Details
Not known
Edible Uses
None known
Medicinal
The plant is alterative, analgesic, antibacterial, antidote, antiinflammatory, antitumor, diuretic, febrifuge and sedative[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
]. A decoction of the plant is used in the treatment of biliousness, impure blood, jaundice, hepatitis, fever, malignant tumours and gonorrhoua[
240- Title
- Glossary of Indian Medicinal Plants (Including the Supplement).
- Publication
-
- Author
- Chopra. R. N., Nayar. S. L. and Chopra. I. C.
- Publisher
- Council of Scientific and Industrial Research, New Delhi.
- Year
- 1986
- ISBN
- -
- Description
- Very terse details of medicinal uses of plants with a wide range of references and details of research into the plants chemistry. Not for the casual reader.
,
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
]. It is used to treat any kind of internal inlammation such as inflammation such as tonsillitis, laryngitis, and appendicitis[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
].
A poultice of plant material is applied to external bruises or blood congestions, boils, and abscesses[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
]. Topical uses for this species are common and could be related to the presence of antiinflammatory iridoids[
688- Title
- Journal of the Arnold Arboretum Vol. 68
- Publication
-
- Author
-
- Website
- http://www.biodiversitylibrary.org
- Publisher
- Harvard University.
- Year
- 1987
- ISBN
- 0004-2625
- Description
- Various articles on plants. It can be downloaded from the Internet.
].
The plant contains four anthraquinones, terpenoids, flavonoids, steroid alchols, alkanes, organic acids, polysaccharides, coumarin and alkaloids[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
].
A study suggested that the plant may be effective in preventing hematopoietic damage when used in combination with radiotherapy360].
A study yielded five flavonol glycosides and four O-acylated iridoid glycosides. All nine compounds exhibited neuroprotective activity[
360- Title
- Philippine Medicinal Plants
- Publication
-
- Author
-
- Website
- http://www.stuartxchange.org/CompleteList.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A lovely site, giving brief details on the medicinal uses of several hundred (over 400 at the last count) plants in the Philippines, plus a picture of each plant.
].
Other Uses
None known
Propagation
Seed -
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Useful Tropical Plants Database 2014 by
Ken Fern,
web interface by
Ajna Fern
with help from
Richard Morris.
