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Useful Tropical Plants

Catharanthus roseus

(L.) G.Don

Apocynaceae

+ Synonyms

Ammocallis rosea (L.) Small

Lochnera rosea (L.) Rchb. ex Endl.

Pervinca rosea (L.) Gaterau

Vinca gulielmi-waldemarii Klotzsch

Vinca rosea L.

Vinca speciosa Salisb.

Common Name: Madagascar Periwinkle

Catharanthus roseus
Flowering plant
Photograph by: Jane Wong S.K.
Creative Commons Attribution-Share Alike 3.0
Catharanthus roseus Catharanthus roseus Catharanthus roseus Catharanthus roseus Catharanthus roseus Catharanthus roseus Catharanthus roseus

General Information

Madagascar periwinkle is a profusely branched, erect or decumbent perennial plant with stems that can become more or less woody. It grows from 30 - 100cm tall[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
,
481
Title
Medicinal Plants in Papua New Guinea
Publication
 
Author
 
Publisher
World Health Organisation
Year
2009
ISBN
978-92-9061-249-0
Description
Traditional medicinal uses of 126 species from Papua New Guinea, including information on any modern research into the plants.
]. A white latex is present in all parts of the plant[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The plant is widely used in traditional medicine in Africa and Asia. Often gathered from the wild, it is also widely cultivated. Recent discovery of the compound vincristine in the plant has led to its commercial cultivation, especially in Spain, China and the USA, since the compound has proved itself useful in the treatment of leukaemia[
302
Title
Tropical Ornamentals; A Guide
Publication
 
Author
Whistler. W. Arthur.
Publisher
Timber Press Inc. Oregon.
Year
2000
ISBN
0-88192-448-2
Description
An excellent little guide to some of the more commonly cultivated ornamental plants of the Tropics, often giving some information on the plants other uses.
]. A popular garden ornamental, it is grown as a perennial in the tropics and as an annual in temperate regions, although it can overwinter as a pot plant in a conservatory. It is valued for its bushy habit and many large flowers carried above dark green foliage. It can also be kept as a cut flower; the branches will last for weeks or even months, producing new, but smaller, flowers all the time[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Known Hazards

None known

Botanical References

200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.

Range

Africa - eastern and southern Madagascar.

Habitat

Often found in sandy locations along the coast, but also inland on river banks, in savannah vegetation and in dry waste places and roadsides, sometimes in open forest or scrub, usually near seal level, but occasionally to 1,500 metres[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Properties

Weed PotentialYes
Medicinal Rating *  *  *  *
HabitPerennial
Height0.70 m
PollinatorsSelf, Butterflies
Self-fertileYes
Cultivation StatusCultivated, Ornamental, Wild

Cultivation Details

A plant of the tropics and subtropics, it can also be cultivated as an annual crop in warm temperate areas[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. It grows best in areas where annual daytime temperatures are within the range 20 - 30°c, but can tolerate 10 - 34°c[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. At temperatures below 5°c, some branches or even the whole plant will die. When the temperature rises, the plant will usually regrow from basal axillary buds, especially after hard pruning of the shoots and roots. Without pruning, the plant regrows mainly from the tops[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. It prefers a mean annual rainfall in the range 1,000 - 1,200mm, but tolerates 800 - 1,400mm[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. Established plants are drought tolerant[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
An easily grown plant, it prefers a fertile, moist but well-drained soil in a sunny to partially shaded position[
302
Title
Tropical Ornamentals; A Guide
Publication
 
Author
Whistler. W. Arthur.
Publisher
Timber Press Inc. Oregon.
Year
2000
ISBN
0-88192-448-2
Description
An excellent little guide to some of the more commonly cultivated ornamental plants of the Tropics, often giving some information on the plants other uses.
]. Usually found on sandy soils in the wild, but sometimes also on rocky soils[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. It is very tolerant of salt in the soil[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Prefers a pH in the range 6 - 7, tolerating 5.5 - 7.5[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
The plant can flower all year round[
481
Title
Medicinal Plants in Papua New Guinea
Publication
 
Author
 
Publisher
World Health Organisation
Year
2009
ISBN
978-92-9061-249-0
Description
Traditional medicinal uses of 126 species from Papua New Guinea, including information on any modern research into the plants.
]. It may become a naturalised weed, especially when growing in dry habitats[
302
Title
Tropical Ornamentals; A Guide
Publication
 
Author
Whistler. W. Arthur.
Publisher
Timber Press Inc. Oregon.
Year
2000
ISBN
0-88192-448-2
Description
An excellent little guide to some of the more commonly cultivated ornamental plants of the Tropics, often giving some information on the plants other uses.
].
In the tropics, the roots are ready for harvest after one year[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
In Hungary, when grown as an annual, average yield is 3.5 - 4.5 tonnes/ha of the fresh herb, or 1 - 1.5 tonnes/ha of dried herb[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
Under irrigation conditions, 1.5 tonnes/ha of roots, 1.5 tonnes/ha of stems and 3 tonnes/ha of leaves can be obtained[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
The plant is usually self-fertile, but self-incompatible strains exist and can be locally common in the wild[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Edible Uses

None known

Medicinal

Madagascar periwinkle has long been used as a traditional medicine.
Tests by pharmaceutical companies in the 1950's showed the presence of a number of medically active alkaloids, especially the compound vincristine, which has been shown to have activity against leukaemia[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
,
254
Title
The Encyclopedia of Medicinal Plants
Publication
 
Author
Chevallier. A.
Publisher
Dorling Kindersley. London
Year
1996
ISBN
9-780751-303148
Description
An excellent guide to over 500 of the more well known medicinal herbs from around the world.
,
302
Title
Tropical Ornamentals; A Guide
Publication
 
Author
Whistler. W. Arthur.
Publisher
Timber Press Inc. Oregon.
Year
2000
ISBN
0-88192-448-2
Description
An excellent little guide to some of the more commonly cultivated ornamental plants of the Tropics, often giving some information on the plants other uses.
]. The alkaloids, when isolated from the plant, are highly toxic but have also been shown to reduce the numbers of white blood cells, leading to applications which have revolutionized conventional cancer therapy[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
]. The plant is cultivated as a source of these alkaloids, a number of which are extracted and used allopathically[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The isolated alkaloids are used to treat and other cancers[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
].
The alkaloids vincristine and vinblastine are prescribed in anticancer therapy, particularly in cases of acute leukaemia (especially in children) and Hodgkin's lymphoma. They are usually part of a complex chemotherapy protocol[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Used in isolation, they have a number of side-effects, including alopecia, nausea and bone marrow depression[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
].
The dried root is an industrial source of ajmalicine, which increases the blood flow in the brain and peripheral parts of the body. Preparations of ajmalicine are used to treat the psychological and behavioural problems of senility, sensory problems (dizziness, tinnitus), cranial traumas and their neurological complications[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

The leaves and aerial parts of the plant have a wide range of traditional uses. Well known as an oral hypoglycaemic agent, the plant is also considered to be depurative, diaphoretic, diuretic, emetic, purgative and vermifuge. A decoction is taken to treat hypertension, asthma, menstrual irregularities, chronic constipation, diarrhoea, indigestion, dyspepsis, malaria, dengue fever, diabetes, cancer and skin diseases[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
,
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
,
348
Title
Medicinal Plants of the Guianas
Publication
 
Author
DeFilipps, R. A.; Maina, S. L.; & Crepin, J.
Website
http://botany.si.edu/bdg/medicinal/index.html
Publisher
Smithsonian Museum
Year
0
ISBN
 
Description
A down-loadable PDF document of a book in pre-publication awaiting illustration. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region
].
Extracts prepared from the leaves have been applied externally as antiseptic agents for the healing of wounds; to relieve the effects of wasp stings; against haemorrhage, skin rash and as a mouthwash to treat toothache[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The leaves are harvested when the plant is flowering, and can be dried for later use[
238
Title
Encyclopaedia of Herbs and their Uses.
Publication
 
Author
Bown. D.
Publisher
Dorling Kindersley, London.
Year
1995
ISBN
0-7513-020-31
Description
A very well presented and informative book on herbs from around the globe. Plenty in it for both the casual reader and the serious student. Just one main quibble is the silly way of having two separate entries for each plant.
].

An infusion of the flowers is used to treat mild diabetes[
348
Title
Medicinal Plants of the Guianas
Publication
 
Author
DeFilipps, R. A.; Maina, S. L.; & Crepin, J.
Website
http://botany.si.edu/bdg/medicinal/index.html
Publisher
Smithsonian Museum
Year
0
ISBN
 
Description
A down-loadable PDF document of a book in pre-publication awaiting illustration. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region
].

A decoction of the roots is taken to treat dysmenorrhoea[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Other Uses

None known

Propagation

Seed - sow in a seed tray. Germination takes 15 - 21 days at 21°c, with more than 95% of the seed sprouting[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
,
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Seedlings are ready to pot up after 3 weeks[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
Seed can remain viable for 3 - 5 years[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
Greenwood or semi-ripe cuttings. When rooting hormone is used, the cuttings will start to root after 4 - 5 weeks[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Putting the cuttings in water will also induce rooting, but it will take longer than in the soil[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

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