Helichrysum argyrosphaerum DC.

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Helichrysum argyrosphaerum

Photo: Bart Wursten
Cleveland Dam, Harare

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms:
Common names: Rosebud everlasting (English) Silverheads (English)
Frequency: Frequent
Status: Native
Description:
Low annual herb with a long taproot and radiating prostrate branches, up to 25 cm long. Leaves spathulate to oblanceolate, up to c. 2.5 cm long, thinly grey-woolly on both sides. Capitula solitary at the end of branches. Involucral bracts c. 9-seriate, up to 7 mm long, silvery white, turning pink at the centre. Florets yellow, often pink-tipped, turning brown with age.
Notes:
Derivation of specific name: argyrosphaerum: with a silver sphere; referring to the white rings of involucral bracts.
Habitat: Widespread in sandy areas in open woodland and grassland, often in disturbed soil or as a weed of cultivation.
Altitude range: (metres) Up to 1660 m
Flowering time:Aug - Feb
Worldwide distribution: Angola, Botswana, Namibia, Malawi, Mozambique, Zambia, Zimbabwe, Lesotho and Nothern Province, Freestate, KwaZulu-Natal and Northern Cape, South Africa.
Zimbabwe distribution: N,W,C,E,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Saturday 29 May 2010
Literature:

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 215. (Includes a picture).

Hilliard, O.M. (1983). Asteraceae, Inuleae, Gnaphaliinae Flora of Southern Africa 33-7-2 Pages 170 - 173. (Includes a picture).

Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 255. (Includes a picture).

Pickering, H. & Roe, E. (2009). Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 38. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 34.

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 199.


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Other sources of information about Helichrysum argyrosphaerum:

Our websites:

Flora of Botswana: Helichrysum argyrosphaerum
Flora of Caprivi: Helichrysum argyrosphaerum
Flora of Mozambique: Helichrysum argyrosphaerum
Flora of Zambia: Helichrysum argyrosphaerum

External websites:

African Plant Database: Helichrysum argyrosphaerum
Biodiversity Explorer (Biodiversity of southern Africa): Helichrysum argyrosphaerum
EOL (Encyclopedia of Life): Helichrysum argyrosphaerum
ePIC (electronic Plant Information Center): Helichrysum argyrosphaerum
Flora Zambesiaca web site: Helichrysum argyrosphaerum
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Helichrysum argyrosphaerum
IPNI (International Plant Names Index): Helichrysum argyrosphaerum
Ispot Southern Africa : Helichrysum argyrosphaerum
JSTOR Plant Science: Helichrysum argyrosphaerum
Kew Herbarium catalogue: Helichrysum argyrosphaerum
Tropicos: Helichrysum argyrosphaerum
West African Plants database: Helichrysum argyrosphaerum


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Species information: Helichrysum argyrosphaerum.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=159470, retrieved 2 October 2016

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