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9245.000 Tridax
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. Capitula solitary on long peduncles, radiate, heterogamous. Ray florets female, fertile; disk bisexual and fertile. Involucre ± hemispheric. Phyllaries in 2 series, the outer shorter than or equal to the inner. Rays present, 3-lobed or dentate; disk florets cylindric, 5-lobed. Receptacular scales linear, ± keeled. Achenes silky-villous. Pappus of numerous densely plumose bristles. Worldwide: 30 species, American, mostly Mexico |
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Links to taxa: View: living plant images - herbarium specimen images - all images for this genus
| Species | FZ divisions | Content |
| procumbens L. | N,Z,MS | Description, Image |
Other sources of information about Tridax:
Flora of Zimbabwe: TridaxePIC (electronic Plant Information Center): Tridax
Flora Zambesiaca web site: Tridax
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Tridax
IPNI (International Plant Names Index): Tridax
Kew Herbarium catalogue: Tridax
| Home | > | List of families | > | Asteraceae | > | Tridax |