Ageratinastrum Mattf.

Pope, G.V. (1992) Compositae Flora Zambesiaca 6(1)

Description of the genus

Perennial herbs with annual stems from a woody rootstock; stems many, densely leafy, with flagelliform hairs. Leaves alternate or opposite, glandular-punctate. Capitula homogamous; involucre with several series of phyllaries; receptacle flat. Corolla regularly 5-lobed, with hairy lobes; anthers with wide hyaline appendage and short tails; style branches subulate, hairy on outside. Achenes 4–5-angled, truncate at apex, glandular; pappus of lacerate scales or of alternating scales and setae.

Worldwide: 2 species in eastern and south-central Africa.

Malawi: 1 taxon.

Ageratinastrum polyphyllum

Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
polyphyllum (Baker) Mattf. NDescription, Image

Other sources of information about Ageratinastrum:

Our websites:

Flora of Zambia: Ageratinastrum

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Malawi: Genus page: Ageratinastrum.
https://www.malawiflora.com/speciesdata/genus.php?genus_id=1914, retrieved 28 February 2024

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