Bidens pinnatipartita (O. Hoffm.) Willd.

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Picture: Bart Wursten
Kaperekeza road, Nyika National Park

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Synonyms:	Coreopsis lupulina O.Hoffm. Coreopsis pinnatipartita O.Hoffm. Coreopsis whytei S.Moore Guizotia bidentoides Oliv. & Hiern
Common names:
Frequency:
Status:	Native
Description:	Perennial herb or soft-wooded shrub 0.5–3 m high, usually with several stems from a thick rootstock, often tinged reddish. Leaves pinnatisect to pinnatipartite, ovate in outline, 6–19 cm long and wide, leaf segments narrowly ovate or ovate, pubescent above, pubescent to densely hairy beneath; margins serrate to deeply lobed; petiole to 50 mm long. Capitula solitary or up to 5 together; stalks of individual capitula to 3 cm long; involucre cylindric, 7–15 mm long; outer phyllaries leafy, reflexed at anthesis, 7–15 mm long, pubescent to densely hairy, inner phyllaries yellow, 7–16 mm long, spreading, pubescent. Rays 6–13, 23–30 mm long, yellow; disc florets yellow or orange-yellow, 5.5–8 mm long. Achenes shiny dark brown or black, obovoid, 4.5–7 mm long, hairless; pappus usually absent, rarely with two entire or distally barbed yellow aristae to 2.5 mm long.
Type location:	Holotype: Tanzania (B); Neotype: Malawi
Notes:
Derivation of specific name:	pinnatipartita: with the leaf divided almost to the midvein and forming pinnate lobes.
Habitat:	In high altitude grassland and scrub and on roadsides.
Altitude range:	1500 - 2400 m
Flowering time:
Worldwide distribution:	Angola, Tanzania, Malawi, Mozambique and Zambia.
Zambian distribution (Flora Zambesiaca):	E
Zambian distribution (Provinces):	Mc
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Content last updated:	Wednesday 19 September 2018
Literature:	Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 166 - 167. (Includes a picture). Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005). Compositae (Part 3) Flora of Tropical East Africa Page 547. Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 84. 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 29. Dowsett-Lemaire, F. (1989). The flora and phytogeography of the evergreen forests of Malawi. I: Afromontane and mid-altitude forests; Bull. Jard. Bot. Nat. Belg. 59(1/2) Page 28. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 28. Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Page 51. Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Pages 18 - 19.

Other sources of information about Bidens pinnatipartita:

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Flora of Malawi: Bidens pinnatipartita
Flora of Mozambique: Bidens pinnatipartita

External websites:

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