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Useful Tropical Plants

Cestrum parqui

L'Hér.

Solanaceae

+ Synonyms

Cestrum campestre Griseb.

Cestrum conglomeratum Ruiz & Pav.

Cestrum foetidissimum pallidisimum Dunal

Cestrum jamaicense parqui Lam.

Cestrum lorentzianum Griseb.

Cestrum mandonii Rusby

Cestrum plicatum Francey

Cestrum salicifolium Kunth ex Spreng.

Cestrum virgatum Ruiz & Pav.

Common Name: Willow-Leaved Jessamine

Cestrum parqui
flowers, leaves, part plant
Photograph by: Richardson, R.G. & F.J.
Image credit to Australian National Botanic Gardens
Cestrum parqui Cestrum parqui Cestrum parqui Cestrum parqui Cestrum parqui

General Information

Willow-leaved jessamine is a deciduous shrub growing up to 3 metres tall.
The plant is sometimes harvested from the wild for its medicinal uses. It is grown as an ornamental in gardens.

Known Hazards

All parts of the plant are poisonous[
413
Title
Global Invasive Species Database
Publication
 
Author
 
Website
http://www.issg.org/database/welcome/
Publisher
 
Year
0
ISBN
 
Description
Very detailed information on almost 400 species (with more being added) of plants that have become weeds in areas outside their native range.
]. The toxic principles are solanine-type glyco-alkaloids and atropine-like alkaloids. The symptoms are headache, dizziness, hallucinations, nausea, vomiting, bloody diarrhoea, muscular spasms and nervousness, high temperature, salivation and sweating, paralysis and coma[
293
Title
Poisonous Plants of North Carolina
Publication
 
Author
 
Website
http://www.ces.ncsu.edu/depts/hort/consumer/poison/poison.htm
Publisher
 
Year
0
ISBN
 
Description
An excellent concise but comprehensive guide to toxic plants that grow in N. Carolina. It lists even those plants that are of very low toxicity, including several well-known food plants such as carrots and potatoes.
].

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

S. America - Chile, Argentina, Paraguay, Uruguay, Brazil, Bolivia.

Habitat

Prefers moist habitats but is commonly found along roadsides, and neglected, disturbed, and abandoned sites[
413
Title
Global Invasive Species Database
Publication
 
Author
 
Website
http://www.issg.org/database/welcome/
Publisher
 
Year
0
ISBN
 
Description
Very detailed information on almost 400 species (with more being added) of plants that have become weeds in areas outside their native range.
].

Properties

Weed PotentialYes
Medicinal Rating *  *
HabitDeciduous Shrub
Height3.00 m
Cultivation StatusOrnamental, Wild

Cultivation Details

A plant of low to fairly high elevations in the tropics and subtropics. Fairly frost-tolerant, able to survive occasional temperatures down to at least -5°c - even if the top growth is killed, the plant will often resprout from the base[
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.
].
Grows well in full sun and in light shade[
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.
,
423
Title
Desert Tropicals
Publication
 
Author
 
Website
http://www.desert-tropicals.com/
Publisher
 
Year
0
ISBN
 
Description
The main focus of the site is succulent plants, but it also contains information on a wide range of other species. Usually at least one good photograph, plus basic information about the plant and its cultivation.
]. Succeeds in any reasonably fertile, free-draining soil[
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.
].
This species exhibits vigorous growth and out competes most native vegetation. With its extensive, shallow root system, it is extremely difficult to eradicate[
413
Title
Global Invasive Species Database
Publication
 
Author
 
Website
http://www.issg.org/database/welcome/
Publisher
 
Year
0
ISBN
 
Description
Very detailed information on almost 400 species (with more being added) of plants that have become weeds in areas outside their native range.
]. It has become an invasive weed in some areas of the tropics and subtropics[
413
Title
Global Invasive Species Database
Publication
 
Author
 
Website
http://www.issg.org/database/welcome/
Publisher
 
Year
0
ISBN
 
Description
Very detailed information on almost 400 species (with more being added) of plants that have become weeds in areas outside their native range.
].
Plants can be pruned annually after flowering in order to keep them compact[
423
Title
Desert Tropicals
Publication
 
Author
 
Website
http://www.desert-tropicals.com/
Publisher
 
Year
0
ISBN
 
Description
The main focus of the site is succulent plants, but it also contains information on a wide range of other species. Usually at least one good photograph, plus basic information about the plant and its cultivation.
].
All parts of the plant emit a foul aroma[
372
Title
Flowers of India
Publication
 
Author
 
Website
http://www.flowersofindia.net/
Publisher
 
Year
0
ISBN
 
Description
A wed site of native Indian plants, plus cultivated and naturalized species. It has good quality photos and terse details on more than 3,000 species and cultivars.
]. The flowers have an unpleasant odour by day that is similar to urine, but they become fragrant at night[
413
Title
Global Invasive Species Database
Publication
 
Author
 
Website
http://www.issg.org/database/welcome/
Publisher
 
Year
0
ISBN
 
Description
Very detailed information on almost 400 species (with more being added) of plants that have become weeds in areas outside their native range.
].

Edible Uses

None known

Medicinal

An extract of the plant is used as an antispasmodic and as a treatment for epilepsy[
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.
].

Various studies have been carried out on the medicinal virtues of the plant. One study isolated two new flavonoid glycosides and seven steroidal saponins. The study reports cytotoxic activities of the compounds against human oral squamous cell carcinoma and normal human gingival fibroblasts[
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.
].
Decoctions of the dried leaves were not effective against pharmacologically induced convulsions, but repeated administration reduced the amplitude of epileptic spikes in both primary and secondary foci. Results suggest the plant possesses analgesic activity through a peripheral mechanism[
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.
].
Both aqueous and methanol extracts of the plant have shown bactericidal activity against Staphylococcus aureus and various other bacteria[
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.
].
In laboratory tests, extracts of the plant were shown to inhibit tumour growth and prolong the lifetime in a dose-dependent manner[
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 -
Soft tip cuttings.
Cuttings of semi-ripe wood, 8 - 10cm long[
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.
].
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2020-08-14. <tropical.theferns.info/viewtropical.php?id=Cestrum+parqui>

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