Cosmos sulphureus Cav.

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Cosmos sulphureus

Picture: Mark Hyde
By Harare to Mutoko Rd

Cosmos sulphureus

Picture: Mark Hyde
By Harare to Mutoko Rd

Cosmos sulphureus

Picture: Bart Wursten
Roadside near Marondera

Cosmos sulphureus

Picture: Bart Wursten
Roadside near Marondera

Cosmos sulphureus

Picture: Mark Hyde
North of Shamva on A13 to Madziva Mine

Cosmos sulphureus

Picture: Mark Hyde
North of Shamva on A13 to Madziva Mine

Cosmos sulphureus

Picture: Mark Hyde
North of Shamva on A13 to Madziva Mine

Cosmos sulphureus

Picture: Mark Hyde
North of Shamva on A13 to Madziva Mine

Cosmos sulphureus

Picture: Mark Hyde
North of Shamva on A13 to Madziva Mine

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Bidens sulphurea (Cav.) Sch. Bip.
Common names:
Frequency:
Status:
Description:
Annual herb to c.1.2 m with 4-angled sparsely hispid stems. Leaves: lamina ovate in outline, dissected, with ultimate segments 2-4 mm wide, narrowly oblong and apiculate, glabrous. Capitula c.1.5 cm in diameter (excluding rays). Phyllaries: outer green, acuminate; inner with membranous margins. Receptacular scales c.9 mm. Rays up to 3 cm, c.10, bright orange; apex 3-dentate. Disk florets orange-yellow. Achenes c. 20 mm (including a scabrid beak c.7 mm but excluding the pappus), blackish. Pappus of 2 horizontally spreading setae with retrorsely directed barbs.
Type location:
Notes:
Derivation of specific name: sulphureus: pale yellow, sulphur-yellow (not the colour of this species)
Habitat:
Altitude range:
Flowering time:Mar - Apr
Worldwide distribution: Mexico
Zambian distribution (Flora Zambesiaca):
Zambian distribution (Provinces):
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species: spilosoma lineata (Larval foodplant)
Spot characters: Display spot characters for this species
Literature:

Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005). Compositae (Part 3) Flora of Tropical East Africa Pages 808 - 810. (Includes a picture).

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 146.

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 23. as Bidens suphureus

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 29.

Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Pages 33 - 34. as Bidens sulphurea

Other sources of information about Cosmos sulphureus:

Our websites:

Flora of Zimbabwe: Cosmos sulphureus
Flora of Zimbabwe: cultivated Cosmos sulphureus

External websites:

African Plants: A Photo Guide (Senckenberg): Cosmos sulphureus
African Plant Database: Cosmos sulphureus
BHL (Biodiversity Heritage Library): Cosmos sulphureus
EOL (Encyclopedia of Life): Cosmos sulphureus
ePIC (electronic Plant Information Center): Cosmos sulphureus
Flora Zambesiaca web site: Cosmos sulphureus
GBIF (Global Biodiversity Information Facility): Cosmos sulphureus
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Cosmos sulphureus
iNaturalist: Cosmos sulphureus
IPNI (International Plant Names Index): Cosmos sulphureus
JSTOR Plant Science: Cosmos sulphureus
Kew Herbarium catalogue: Cosmos sulphureus
Mansfeld World Database of Agricultural and Horticultural Crops: Cosmos sulphureus
Plants of the World Online: Cosmos sulphureus
The Plant List (version 1.1): Cosmos sulphureus
Tropicos: Cosmos sulphureus
Wikipedia: Cosmos sulphureus


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-20

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2020). Flora of Zambia: Species information: Cosmos sulphureus.
https://www.zambiaflora.com/speciesdata/species.php?species_id=160680, retrieved 19 September 2020

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