Derivation of specific name
provided by Flora of Zimbabwe
pilosa: pilose, with long soft hairs
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Bidens pilosa L. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160650
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Description
provided by Flora of Zimbabwe
Annual herb to 1.5 (-2.2) m. Leaves
petiolate, (1-)3-foliolate, glabrous or pilose. Terminal
leaflet up to 9 × 5 cm, narrowly ovate to ovate-oblong; base
cuneate; apex acuminate; margin ciliate, crenate or
serrate-crenate; lateral leaflets smaller, asymmetric. Inflorescence laxly
corymbose. Capitula up to 1 cm in diameter. Rays 0 (var.
pilosa) or creamy-white, 4-7 and up to 1.5 cm,
exceeding (var. radiata Sch.Bip.) or not exceeding (var.
minor Blume) the phyllaries. Achenes up to 1.6 cm,
blackish. Bristles 2-3, retrorsely barbed.
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Bidens pilosa L. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160650
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Frequency
provided by Flora of Zimbabwe
Common
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Bidens pilosa L. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160650
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Worldwide distribution
provided by Flora of Zimbabwe
Probably originally South American, but very widely naturalised throughout the tropics and subtropics.
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Bidens pilosa L. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160650
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings