Jacquemontia tamnifolia
(L.) Griseb.
Convolvulaceae
Convolvulus capitatus Desr.
Convolvulus guineensis Schumach.
Convolvulus pycnanthus Hochst. ex Choisy
Ipomoea capitata (Desr.) Choisy
Ipomoea guineensis (Schumach.) G.Don
Ipomoea macropoda Bojer
Ipomoea tamnifolia L.
Jacquemontia capitata (Desr.) G.Don
Thyella tamnifolia (L.) Raf.
Common Name:
Close-up of the flowers
Photograph by: Eleanor
General Information
Jacquemontia tamnifolia is a slender annual climbing plant producing several stems from the base; these can be 1 - 6 metres long, scrambling over the ground or twining into other plants for support[
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.
,
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
,
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
,
398- Title
- Edible Wild Plants of Tanzania
- Publication
-
- Author
- Ruffo, C.K.: Birnie, A. & Tengnas, B.
- Publisher
- Regional Land Management Unit; Nairobi.
- Year
- 2002
- ISBN
- 9966-896-60-0
- Description
- A very well presented, simple guide to growing and utilizing wild food plants in Tanzania, with line drawings of each plant, a description, habitat and range, non-food as well as food uses, plus basic information on growing the plants.
].
The plant is harvested from the wild as a local source of food and medicines. It bears heads of bright blue flowers and can be trained over a trellis as an ornamental climber[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
Known Hazards
None known
Botanical References
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
Range
S. America - Paraguay, Bolivia, Ecuador, Colombia, Venezuela; C. America - Panama to Mexico; southern N. America - Texas to Florida.
Habitat
Moist or dry thickets at elevations around 900 metres in Guatemala[
331- Title
- Flora of Guatemala
- Publication
-
- Author
- Standley P.C. & J. A. Steyermark
- Website
- http://www.archive.org/
- Publisher
-
- Year
- 1946 - 1976
- ISBN
-
- Description
- A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
]. Dry scrub, grasslands and cultivated ground on sandy or rocky soils, at elevations from 60 - 900 metres in east Africa[
398- Title
- Edible Wild Plants of Tanzania
- Publication
-
- Author
- Ruffo, C.K.: Birnie, A. & Tengnas, B.
- Publisher
- Regional Land Management Unit; Nairobi.
- Year
- 2002
- ISBN
- 9966-896-60-0
- Description
- A very well presented, simple guide to growing and utilizing wild food plants in Tanzania, with line drawings of each plant, a description, habitat and range, non-food as well as food uses, plus basic information on growing the plants.
].
Properties
| Weed Potential | Yes |
| Edibility Rating |  |
| Medicinal Rating |  |
| Other Uses Rating |  |
| Habit | Annual Climber |
| Height | 3.00 m |
| Cultivation Status | Ornamental, Wild |
Cultivation Details
A native of tropical and subtropical America, the plant has become naturalized in many parts of Africa[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
Edible Uses
Leaves cooked[
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.
,
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
]. Eaten as a vegetable or mashed and added to soups[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
]. The leaves are withered in the sun and then cooked alone or mixed with other vegetables such as peas or amaranth. Coconut milk or pounded
groundnuts are added and the whole is then ready for eating with a staple food such as rice[
398- Title
- Edible Wild Plants of Tanzania
- Publication
-
- Author
- Ruffo, C.K.: Birnie, A. & Tengnas, B.
- Publisher
- Regional Land Management Unit; Nairobi.
- Year
- 2002
- ISBN
- 9966-896-60-0
- Description
- A very well presented, simple guide to growing and utilizing wild food plants in Tanzania, with line drawings of each plant, a description, habitat and range, non-food as well as food uses, plus basic information on growing the plants.
].
Medicinal
An infusion of the leaves is used for washing wounds[
398- Title
- Edible Wild Plants of Tanzania
- Publication
-
- Author
- Ruffo, C.K.: Birnie, A. & Tengnas, B.
- Publisher
- Regional Land Management Unit; Nairobi.
- Year
- 2002
- ISBN
- 9966-896-60-0
- Description
- A very well presented, simple guide to growing and utilizing wild food plants in Tanzania, with line drawings of each plant, a description, habitat and range, non-food as well as food uses, plus basic information on growing the plants.
].
The leaves are crushed with a scent and then applied to the head to relieve a headache332].
The leaves are dried and powdered, then combined with those of Nauclea latifolia, and taken as a snuff in the treatment of neuralgia[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
The leaves and roots are chewed and the juice swallowed as an antidote to green mamba bite[
398- Title
- Edible Wild Plants of Tanzania
- Publication
-
- Author
- Ruffo, C.K.: Birnie, A. & Tengnas, B.
- Publisher
- Regional Land Management Unit; Nairobi.
- Year
- 2002
- ISBN
- 9966-896-60-0
- Description
- A very well presented, simple guide to growing and utilizing wild food plants in Tanzania, with line drawings of each plant, a description, habitat and range, non-food as well as food uses, plus basic information on growing the plants.
].
The sap is dripped into the eyes in the treatment of conjunctivitis[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
The plant is reduced to ash, mixed with caster-oil, then rubbed into scarifications in the skin in the treatment of leprosy[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
Traces of hallucinogenic indole alkaloids have been reported present in the seeds[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
Other Uses
Extracts of the whole plant and of the fruits have shown a slight insecticidal activity[
332- Title
- The Useful Plants of West Tropical Africa.
- Publication
-
- Author
- Burkil. H. M.
- Publisher
- Royal Botanic Gardens; Kew.
- Year
- 1985 - 2004
- ISBN
-
- Description
- Brief descriptions and details of the uses of over 4,000 plants. A superb, if terse, resource, it is also available electronically on the Web - see http://www.aluka.org/
].
Propagation
Seed -
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Useful Tropical Plants Database 2014 by
Ken Fern,
web interface by
Ajna Fern
with help from
Richard Morris.
