Lactuca inermis
Forssk.
Asteraceae
Lactuca abyssinica Fresen.
Lactuca capensis Thunb.
Lactuca hochstetteri (A.Rich.) Sch.Bip. ex Oliv.
Lactuca holophylla Baker
Lactuca kenyaensis Stebbins
Lactuca lebrunii Robyns
Lactuca leptocephala Stebbins
Lactuca pallidicoerulea Dinter
Lactuca rariflora Fresen.
Lactuca seretii De Wild.
Lactuca vanderystii De Wild.
Lactuca yemensis Deflers
Pyrrhopappus hochstetteri A.Rich.
Pyrrhopappus humilis A.Rich.
Common Name:
General Information
Lactuca inermis is a sparsely-branched, erect, herbaceous perennial plant. It produces a stem 5 - 150cm tall, occasionally to 240cm tall, from a long, thick taproot[
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 harvested from the wild for local use as a food and medicine.
Known Hazards
Although no specific mention of toxicity has been seen for this species, many plants in this genus contain a narcotic principle, this is at its most concentrated when the plant begins to flower. This principle has been almost bred out of the cultivated forms of lettuce but is produced when the plant starts to go to seed[
13- Title
- Hamlyn Encyclopaedia of Plants.
- Publication
-
- Author
- Triska. Dr.
- Publisher
- Hamlyn
- Year
- 1975
- ISBN
- 0-600-33545-3
- Description
- Very interesting reading, giving some details of plant uses and quite a lot of folk-lore.
].
Botanical References
73- Title
- Flora of the Cape Peninsula.
- Publication
-
- Author
- Adamson. and Salter.
- Publisher
-
- Year
-
- ISBN
-
- Description
- A good flora but rather short on details of habitat. Not for the casual reader.
,
308- Title
- Flora Zambesiaca
- Publication
-
- Author
-
- Website
- http://apps.kew.org/efloras/fz/intro.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An excellent online flora of plants from the Zambezi River basin. It lists a number of the plant uses as well as the habitats and botanical descriptions of the plants.
Range
Africa - widespread from moister areas of the Sahel south to S. Africa and Madagascar; Arabian Peninsula - Yemen.
Habitat
A pioneer species, found in grassland, woodland, fallow land and roadsides; Generally in higher rainfall areas, favouring moist localities and seasonally wet depressions; at elevations from 650 - 2,800 metres, sometimes ascending to 3,450 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 Potential | Yes |
| Edibility Rating |  |
| Medicinal Rating |  |
| Habit | Perennial |
| Height | 1.00 m |
| Pollinators | Insects |
| Cultivation Status | Wild |
Cultivation Details
Species in this genus generally prefer a light sandy loam in a sunny position[
1- Title
- RHS Dictionary of Plants plus Supplement. 1956
- Publication
-
- Author
- F. Chittendon.
- Publisher
- Oxford University Press
- Year
- 1951
- ISBN
- -
- Description
- Comprehensive listing of species and how to grow them. Somewhat outdated, it has been replaced in 1992 by a new dictionary (see [200]).
,
13- Title
- Hamlyn Encyclopaedia of Plants.
- Publication
-
- Author
- Triska. Dr.
- Publisher
- Hamlyn
- Year
- 1975
- ISBN
- 0-600-33545-3
- Description
- Very interesting reading, giving some details of plant uses and quite a lot of folk-lore.
].
The plant can become a weed in disturbed soils[
308- Title
- Flora Zambesiaca
- Publication
-
- Author
-
- Website
- http://apps.kew.org/efloras/fz/intro.html
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- An excellent online flora of plants from the Zambezi River basin. It lists a number of the plant uses as well as the habitats and botanical descriptions of the plants.
].
The plant flowers throughout the year, often without leaves being present[
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
Leaves and young shoots - cooked and eaten as a vegetable177[
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.
].
Medicinal
An infusion of the older leaves is drunk as a cure for venereal diseases[
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/
].
An infusion of the boiled roots is drunk as a cure for venereal diseases[
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 pulverized root is applied as a poultice to sores, ulcers, leprosy and eczema[
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/
].
A trace of alkaloid has been detected in the roots, none in the leaves, nor any other active principle[
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
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.
