Cotula L.

First published in Sp. Pl.: 891 (1753)
This genus is accepted
The native range of this genus is Africa, Sinai to S. China and Indo-China, Taiwan, Australasia.

Descriptions

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Annual or perennial herbs
Morphology Leaves
Leaves alternate, sometimes opposite or rosulate, pinnatisect, lobed, or sometimes entire
Morphology Reproductive morphology Inflorescences Capitulum
Capitula solitary, pedunculate, heterogamous, disciform, discoid, or rarely radiate with short rays; capitulum stalk sometimes inflated below the capitulum; involucre hemispherical, the phyllaries few-seriate, these slightly unequal, with scarious margins; receptacle flat to conical
Morphology Reproductive morphology Flowers Florets
Outer florets 1–multi-seriate, female, fertile, generally stalked, with short tube or no tube at all; disc florets hermaphrodite or some sterile intermixed, with (3–)4 lobes, sometimes saccate beneath, the lobes with resin canals, sometimes one lobe expanded to a radiate limb; anthers included, the bases obtuse; style ± included, the branches truncate or obtuse
Morphology Reproductive morphology Fruits
Achenes dorsiventrally flattened, often laterally winged, usually with hairs; pappus absent.
[FTEA]

Sources

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • Herbarium Catalogue Specimens

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0