Ambrosia maritima L.

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Photo: Bart Wursten
Maleme Dam camp site, Matobo National Park

Photo: Bart Wursten
Marydale Point Lake Chivero Recreational Park

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Synonyms:	Ambrosia artemisiifolia aensu Phiri in SABONET 32: 28 Ambrosia senegalensis DC.
Common names:
Frequency:
Status:	Probably introduced
Description:	Erect branching aromatic annual herb, up to c. 1 m tall. Stems covered with long spreading hairs. Leaves alternate, ovate in outline, deeply divided almost to the midrib; primary lobes divided again, velvety on both surfaces more densely on the paler undersurface. Capitula in terminal and axillary spike-like racemes up to 13 cm long, unisexual. Male florets up to 20 per capitulum, whitish; female florets few, below the base of male inflorescence.
Notes:
Derivation of specific name:	maritima: maritime, of the sea
Habitat:	A weed of disturbed areas, usually near water.
Altitude range:
Flowering time:
Worldwide distribution:	Native to Mediterranean Region and northern areas of Africa. An introduced weed elsewhere in Africa.
Malawi distribution:	S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
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 813 - 815. (Includes a picture). 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 146. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 23. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 28. As Ambrosia artemisiifolia Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 198. Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Pages 2 - 3.

Other sources of information about Ambrosia maritima:

Our websites:

Flora of Burundi: Ambrosia maritima
Flora of Caprivi: Ambrosia maritima
Flora of Mozambique: Ambrosia maritima
Flora of Zambia: Ambrosia maritima
Flora of Zimbabwe: Ambrosia maritima

External websites:

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