Sida alba L.

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Sida alba

Photo: Bart Wursten
At site of 2nd new bridge along road from entrance gate to Chitengo, Gorongosa National Park

Sida alba

Photo: Bart Wursten
At site of 2nd new bridge along road from entrance gate to Chitengo, Gorongosa National Park

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Synonyms: Sida spinosa L. pro parte
Common names:
Status: Native
Annual or perennial herb up to c. 75 cm tall, often branching from the base. Stems more or less densely covered in short stellate pubescence, terete to somewhat angled when young, becoming woodyand often purple-brown when older. Leaves oblong, ovate, lanceolate but usually narrowly lanceolate, mostly less than 3 cm long, greenish pubescent above, greyish wolly beneath; apex subacute to rounded; base truncate to rounded; margin regularly serrate; petiole up to 3 cm, slender, with a callus at the base that is often shortly spine-like. Flowers axillary, solitary or few together. Calyx c. 6 mm long, 10 ribbed, hairy, lobed to the middle; petals 5-6 mm long, white to pale yellow. Mericarps 5, 4-5 mm long, including 2 setaceous awns. opening at the base.
Derivation of specific name: alba: white
Habitat: In grassland and woodland
Altitude range:
Flowering time:
Worldwide distribution: Throughout tropical Africa, Namibia and Mpumalanga, KwaZulu-Natal, South Africa. Also in America.
Mozambique distribution: T,MS,M
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: Friday 4 May 2012

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 204. (Includes a picture).

Chapano, C., Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 33.

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 84.

Exell, A.W. (1961). Malvaceae Flora Zambesiaca 1(2) Page 477.

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 400. (Includes a picture).

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 61.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 75.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 85.

Van Wyk, B. & Malan, S. (1988). Field Guide to the Wild Flowers of the Witwatersrand and Pretoria Region Struik, Cape Town Pages 160 - 161. (Includes a picture).

Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 43. (Includes a picture).

Other sources of information about Sida alba:

Our websites:

Flora of Botswana: Sida alba
Flora of Malawi: Sida alba
Flora of Zambia: Sida alba
Flora of Zimbabwe: Sida alba

External websites:

African Plants: A Photo Guide (Senckenberg): Sida alba
African Plant Database: Sida alba
BHL (Biodiversity Heritage Library): Sida alba
EOL (Encyclopedia of Life): Sida alba
ePIC (electronic Plant Information Center): Sida alba
Flora Zambesiaca web site: Sida alba
GBIF (Global Biodiversity Information Facility): Sida alba
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Sida alba
iNaturalist: Sida alba
IPNI (International Plant Names Index): Sida alba
JSTOR Plant Science: Sida alba
Kew Herbarium catalogue: Sida alba
Mansfeld World Database of Agricultural and Horticultural Crops: Sida alba
Plants of the World Online: Sida alba
The Plant List (version 1.1): Sida alba
Tropicos: Sida alba
Wikipedia: Sida alba

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave 2007-20

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2020). Flora of Mozambique: Species information: Sida alba., retrieved 23 January 2020

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