Bidens acuticaulis Sherff
var. acuticaulis

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Photo: Lari Merrett
Mutinondo Widerness Area, Mafone Camp: Junction of Mafone and Lodge road across Musamfushi river.

Photo: Lari Merrett
Mutinondo Widerness Area, Mayense Camp: Along driveway at base of lodge rock.

Photo: Mike Bingham
Lusaka SE, Lusaka East Forest Reserve, Lusaka E 15 km, PFA #27, south end.

Photo: Mike Bingham

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Synonyms:	Bidens paupercula Sherff var. paupercula Bidens paupercula Sherff
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Description:	Annual herb up to 80 cm. tall. Leaves 3-foliolate or pinnate, the leaflets narrowly linear to filiform. Capitula solitary, terminal on long slender peduncles. Outer involucral bracts 4-9, often recurved or reflexed, linear, up to 8 mm. long. Ligule of ray-florets yellow, up to c. 1 cm. long (sometimes rudimentary or absent). Achenes dark brown, c. 2 cm. long, ± compressed, narrowly linear with a distinct beak.
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Worldwide distribution:	Zambia, D. R. Congo, Tanzania, Malawi, Mozambique
Malawi distribution:
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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 802 - 803. Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 82. (Includes a picture). Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 28. as Bidens acuticaulis Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Page 22. as Bidens paupercula var. paupercula

Other sources of information about Bidens acuticaulis var. acuticaulis:

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Flora of Mozambique: Bidens acuticaulis var. acuticaulis
Flora of Zambia: Bidens acuticaulis var. acuticaulis

External websites:

African Plants: A Photo Guide (Senckenberg): Bidens acuticaulis
African Plant Database: Bidens acuticaulis
BHL (Biodiversity Heritage Library): Bidens acuticaulis
EOL (Encyclopedia of Life): Bidens acuticaulis
GBIF (Global Biodiversity Information Facility): Bidens acuticaulis
Google: Web - Images - Scholar
iNaturalist: Bidens acuticaulis
IPNI (International Plant Names Index): Bidens acuticaulis
JSTOR Plant Science: Bidens acuticaulis
Mansfeld World Database of Agricultural and Horticultural Crops: Bidens acuticaulis
Plants of the World Online: Bidens acuticaulis
Tropicos: Bidens acuticaulis
Wikipedia: Bidens acuticaulis