Asteraceae

Zinnia L.

First published in Syst. Nat., ed. 10. 2: 1189, 1221, 1377 (1759), nom. cons.
This genus is accepted
The native range of this genus is Central & S. U.S.A. to Venezuela and N. Argentina.

Descriptions

M. Thulin. Flora of Somalia, Vol. 1–4 [updated 2008] https://plants.jstor.org/collection/FLOS

Distribution
Genus of some 20 species in North and South America.
Morphology General Habit
Herbs or shrubs
Morphology Leaves
Leaves opposite, united at base and sheathing, entire
Morphology Reproductive morphology Inflorescences Capitulum
Capitula solitary on hollow peduncles, usually radiate; phyllaries 3–many-seriate; receptacle with paleae
Morphology Reproductive morphology Flowers Florets
Ray florets female; disk florets bisexual-Achenes flat or angular; pappus of 1–2 awns or absent.
[FSOM]

Ghazanfar, S. A., Edmondson, J. R. & Hind, D. J. N. (Eds). (2019). Flora of Iraq, Volume 6: Compositae.Kew Publishing

Morphology General Habit
Erect, glabrous or pubescent, annual or perennial herbs or subshrubs
Morphology Leaves
Leaves opposite, entire
Morphology Reproductive morphology Inflorescences Capitulum
Capitula solitary, terminal, medium to large, heterogamous, radiate, fertile; involucre hemispherical-cylindrical; phyllaries multiseriate, imbricate, outer series short, inner series progressively longer; receptacle paleaceous
Ray
Ray florets female, few to numerous, rays persistent, spreading, entire or emarginate, tube short
Disc
Disc florets few to numerous, hermaphrodite, tubular, regular
Morphology Reproductive morphology Fruits
Achenes compressed, ± flat; pappus of 1–3 erect aristae, produced from angles of achene, or absent.
Distribution
A genus of ± 18 species, mainly New World in origin (especially Mexico) many of which are cultivated as ornamentals in Europe, Asia, Africa etc.; only one species cultivated in Iraq.
[FIQ]

Sources

  • Flora of Iraq

    • Flora of Somalia
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of Somalia

    • Flora of Somalia
    • http://creativecommons.org/licenses/by-nc-sa/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

  • Kew Science Photographs

    • Copyright applied to individual images

  • Plants and People Africa

    • Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
    • © Plants and People Africa http://www.plantsandpeopleafrica.com http://creativecommons.org/licenses/by/3.0/

  • World Checklist of Vascular plants (WCVP)

    • 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