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WIKTROP - Weed Identification and Knowledge in the Tropical and Mediterranean areas
WIKTROP - Weed Identification and Knowledge in the Tropical and Mediterranean areas
SpeciesMapsDocumentsIDAO

Aspilia kotschyi (Sch.Bip. ex Hochst.) Oliv.

Accepted
Aspilia kotschyi (Sch.Bip. ex Hochst.) Oliv.
Aspilia kotschyi (Sch.Bip. ex Hochst.) Oliv.
Aspilia kotschyi (Sch.Bip. ex Hochst.) Oliv.
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🗒 Synonyms
synonymCoronocarpus prieurianus Benth.
🗒 Common Names
No Data
📚 Overview
Overview
Brief
Code

APIKO

Life form

Broadleaf

Biological cycle

Annual

Habit

Terrestrial

Thomas Le Bourgeois
Attributions
Contributors
Thomas Le Bourgeois
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References
    Diagnostic Keys
    Description
    Global description

    Aspilia kotschyi is an erect, hispid plant with simple, opposite and sessile leaves. The flowers are assembled in terminal capitules, of purple red color, inserted in a bouquet of small leaves.

    Cotyledons

    The cotyledons are oblong, rounded at the end. They are located 3 to 5 cm above the ground. They are borne by a petiole 5 mm long. The blade is 20 mm long and 5 mm wide. Both sides are pubescent.

    First leaves

    The first leaves are simple and opposite. They are sessile or appear petiolate by narrowing of the petiole-shaped limb base. They are linear to lanceolate, with an acute apex. The margin is entire and both sides are hispid.

    General habit

    The plant is erect and composed of a main axis, more or less branched. It is 30 to 120 cm tall, depending on soil moisture and fertility conditions.

    Underground system

    A taproot.

    Stem

    The stem is cylindrical and solid. It is strongly hispid; the hairs have purplish warts at their base.

    Leaf

    The leaves are simple and opposite. They are sessile. The blade is lanceolate, attenuated in acutely cunate at the top and at the base. The margin is toothed. Both sides are covered with stiff, tubercle-based hairs. They are 8 to 15 cm long and 1.5 to 3 cm wide.

    Inflorescence

    The flowers are assembled in terminal capitules, subsessile, surrounded by a bouquet of leaves. The capitulum, 2.5 cm in diameter, is surrounded by an involucre of lanceolate, hispid bracts, arranged in 2 or 3 rows.

    Flower

    In the center of the capitulum are tubular flowers, bisexual, fertile, whose corolla tube is white at the base and purple red at the top. On the periphery are ligulate, sterile flowers. The ligule is orbicular in shape, with two short teeth. The ligulate flowers are purple red.

    Fruit

    The fruits are oblong achenes, flattened laterally, in two convex faces. They are 6 to 7 mm long. The faces are densely pubescent. At the base are two white, triangular scales. The summit is surmounted by two spines, 3 mm long, which meet at their base forming a small cup.

     

    Thomas Le Bourgeois
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    StatusUNDER_CREATION
    LicensesCC_BY
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      No Data
      📚 Natural History
      Life Cycle
      Northern Cameroon: Aspilia kotschyi is present throughout the entire crop cycle. The first germinations take place in May, at the beginning of the rainy season, during the first significant rains. Tillage, mechanical weeding and hilling trigger new sprouts. Flowering begins in July and fruiting in August. The plant disappears at the beginning of the dry season. In plots near rivers and where soil moisture is maintained by a water table, the species is maintained in flower and fruit as long as the soil remains sufficiently moist until the middle of the dry season (March) .

       

      Thomas Le Bourgeois
      Attributions
      Contributors
      StatusUNDER_CREATION
      LicensesCC_BY
      References
        Cyclicity
        Aspilia kotschyi is an annual species. It reproduces by seeds spread

         

        Thomas Le Bourgeois
        Attributions
        Contributors
        StatusUNDER_CREATION
        LicensesCC_BY
        References
          Ecology
          Northern Cameroon: Aspilia kotschyi grows mainly on alluvial soils. It is more common in the Sudanian region, with a rainfall of more than 1300 mm, than in the drier regions where it only develops when the water table is close to the surface.
          Thomas Le Bourgeois
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          StatusUNDER_CREATION
          LicensesCC_BY
          References
            No Data
            📚 Habitat and Distribution
            General Habitat
            Worldwide distribution

            Aspilia kotschyi is present throughout tropical Africa.

             

            Thomas Le Bourgeois
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            Contributors
            StatusUNDER_CREATION
            LicensesCC_BY
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              No Data
              📚 Occurrence
              No Data
              📚 Demography and Conservation
              Risk Statement
              Local weediness

              Northern Cameroon: In Northern Cameroon, Aspilia kotschyi has a frequency of appearance of 10% in cultivated fields; it is abundant only occasionally in humid zones.

              Thomas Le Bourgeois
              Attributions
              Contributors
              StatusUNDER_CREATION
              LicensesCC_BY
              References
                No Data
                📚 Uses and Management
                📚 Information Listing
                References
                1. Le Bourgeois, T. and H. Merlier (1995). Adventrop - Les adventices d'Afrique soudano-sahélienne. Montpellier, France, Cirad. 640 p.
                2. Berhaut J., 1967. Flore du Sénégal. 2ème éd. Clairafrique éd., Dakar, Sénégal, 485p.
                3. Le Bourgeois Th., 1993. Les mauvaises herbes dans la rotation cotonnière au Nord-Cameroun (Afrique) - Amplitude d'habitat et degré d'infestation - Cycle de développement. Thèse USTL Montpellier II, Montpellier, France, 241p.
                4. Hutchinson J., Dalziel J. M., Keay R. W. J. & Hepper F. N., 1968. Flora of West Tropical Africa. Vol. III part. 1. 2ème éd. The Whitefriars Press ed., London & Tonbridge, 276p.
                Information Listing > References
                1. Le Bourgeois, T. and H. Merlier (1995). Adventrop - Les adventices d'Afrique soudano-sahélienne. Montpellier, France, Cirad. 640 p.
                2. Berhaut J., 1967. Flore du Sénégal. 2ème éd. Clairafrique éd., Dakar, Sénégal, 485p.
                3. Le Bourgeois Th., 1993. Les mauvaises herbes dans la rotation cotonnière au Nord-Cameroun (Afrique) - Amplitude d'habitat et degré d'infestation - Cycle de développement. Thèse USTL Montpellier II, Montpellier, France, 241p.
                4. Hutchinson J., Dalziel J. M., Keay R. W. J. & Hepper F. N., 1968. Flora of West Tropical Africa. Vol. III part. 1. 2ème éd. The Whitefriars Press ed., London & Tonbridge, 276p.
                Images
                Thomas Le Bourgeois
                Attributions
                Contributors
                StatusUNDER_CREATION
                LicensesCC_BY
                References
                  No Data
                  🐾 Taxonomy
                  📊 Temporal Distribution
                  📷 Related Observations
                  👥 Groups
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