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9237.000 Bidens
Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005) Compositae (Part 3) Flora of Tropical East Africa
Tadesse, M. (1993) An Account of Bidens (Compositae: Heliantheae) for Africa Kew Bulletin 48(3) 437-516
Wild, H. (1967) The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) 1-62
Description of the genus
Annual or perennial herbs. Leaves opposite, divided or compound, namely 2-3-pinnatisect, 3-foliolate or pinnate. Leaflets or lobes varying from linear to broadly ovate. Capitula usually radiate. Phyllaries in 2 series; outer herbaceous, inner usually scarious. Receptacular scales present. Ray florets neuter, sometimes 0; disk florets bisexual. Rays yellow, orange, golden, white or 0. Achenes bilaterally flattened or 3-4(-5)-angled, linear to broadly obovate; margin often thickened or winged. Pappus of 0-5 barbed (forwardly or backwardly) bristles. Worldwide: 340 species, cosmopolitan, most in the New World but 63 species in Africa. Mozambique: 10 taxa. |
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Links to taxa: View: living plant images - herbarium specimen images - all images for this genus
| Species | FZ divisions | Content |
| acuticaulis Sherff var. acuticaulis | N | Description, Image |
| biternata (Lour.) Merr. & Sherff | N,MS,M | Description, Image |
| diversa Sherff | N | |
| kilimandscharica (O. Hoffm.) Sherff | N,MS | Description |
| kirkii (Oliv. & Hiern) Sherff | Z | |
| pilosa L. | N,Z,MS,GI,M | Description, Image |
| pinnatipartita (O. Hoffm.) Willd. | N,Z | Description, Image |
| schimperi Sch. Bip. | N,T,MS | Description, Image |
| steppia (Steetz) Sherff var. garusonis Sherff | MS | |
| steppia (Steetz) Sherff var. steppia | N,Z,T |
Other sources of information about Bidens:
Our websites:
Flora of Botswana: BidensFlora of Caprivi: Bidens
Flora of Malawi: Bidens
Flora of Zambia: Bidens
Flora of Zimbabwe: Bidens
Flora of Zimbabwe: cultivated Bidens
External websites:
ePIC (electronic Plant Information Center): BidensFlora Zambesiaca web site: Bidens
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Bidens
Wikipedia: Bidens
IPNI (International Plant Names Index): Bidens
Kew Herbarium catalogue: Bidens
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