Sium repandum Welw. ex Hiern

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Picture: Bart Wursten
Nyangombe Falls, Nyanga NP

Picture: Bart Wursten
Bridal Veil Falls, Chimanimani

Picture: Bart Wursten
BR

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Synonyms:
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Frequency:
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Description:	Erect, hairless perennial herb, up to 150 cm tall, growing from a creeping rhizome. Stems hollow, grooved, sometimes tinged red. Leaves pinnate, up to 30 cm long; leaflets oblong-lanceolate, up to 10 × 2 cm; margin with close-set regular teeth curving over each other as to give an almost scalloped appearance. Flowers in compound umbels with 7-24 rays, greenish-white to yellowish; bracts numerous, linear, up to 2 cm long; bracteoles similar to bracts. Fruit ovate-oblong, c. 2 × 1 mm, reddish-brown when ripe.
Type location:	Angola
Notes:
Derivation of specific name:	repandum: wavy, undulating, referring to the leaf margin.
Habitat:
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Flowering time:	Jan - Apr
Worldwide distribution:	Angola, Cameroon, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe, Eswatini and South Africa.
Zambian distribution (Flora Zambesiaca):
Zambian distribution (Provinces):	Nw
Growth form(s):
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Spot characters:	Display spot characters for this species
Literature:	Cannon, J.F.M. (1978). Apiaceae Flora Zambesiaca 4 Pages 597 - 598. (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 51. 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 24. 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 18.

Other sources of information about Sium repandum:

Our websites:

Flora of Mozambique: Sium repandum
Flora of Zimbabwe: Sium repandum

External websites:

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