Richardia scabra L.

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Richardia scabra

Photo: Bart Wursten
Ndundu Lodge, Vumba

Richardia scabra

Photo: Bart Wursten
Vumba rd nr Nyamheni turn-off

Richardia scabra

Photo: Bart Wursten
Near entrance to Zona Tea Estates

Richardia scabra

Photo: Bart Wursten
Mt Chinaka, Juliasdale

Richardia scabra

Photo: Petra Ballings
Shaneragh rd, Mandara, Harare

Richardia scabra

Photo: Bart Wursten
Besna Kobila, Matobo

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Synonyms: Richardsonia scabra (L.) St.-Hil.
Common names: Mexican clover (English)
Frequency: Common
Status: Introduced
Perennial (or possibly annual) herb. Very similar to Richardia brasiliensis. This species can best be distinguished by the larger flowers with triangular lobes 2.5 × 1.5 mm and leaves that are mostly hairless above except for near the margins.
Notes: For the differences between the two species also see the key to species.
Derivation of specific name: scabra: scabrid or rough
Habitat: In disturbed ground, roadsides and as a weed of cultivated land.
Altitude range: (metres) 430 - 1660 m
Flowering time:Aug - Mar
Worldwide distribution: Native to Central and South America.
Zimbabwe distribution: N,W,C,E
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: Thursday 25 February 2021

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 74.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 92.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 99.

Verdcourt, B. (1988). Rubiaceae, Part 1 Flora Zambesiaca 5(1) Pages 191 - 193. (Includes a picture).

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 99.

Other sources of information about Richardia scabra:

Our websites:

Flora of Botswana: Richardia scabra
Flora of Caprivi: cultivated Richardia scabra
Flora of Malawi: Richardia scabra
Flora of Mozambique: Richardia scabra
Flora of Zambia: Richardia scabra

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Richardia scabra., retrieved 30 May 2024

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