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Taxon: Citrullus amarus Schrad.

Genus: Citrullus
Family: Cucurbitaceae
Tribe: Benincaseae
Nomen number: 468434
Place of publication: C. F. Ecklon & K. L. P. Zeyher, Enum. pl. afric. austral. 2:279. 1836
Link to protologue:
Name Verified on: 06-Aug-2014 by ARS Systematic Botanists. Last Changed: 15-Jan-2018
Species priority site is:
Accessions: 157 (154 active, 117 available) in National Plant Germplasm System (GoogleMap)


Common names:

Economic Importance:

  • Animal food: fodder (for pigs, as Citrullus lanatus var. citroides)
  • Human food: fruit (eaten only after cooking, only the rind used for jams, as Citrullus lanatus var. citroides); fruit (eaten only after cooking, only the rind used for jams, as Citrullus lanatus var. citroides)

Distributional Range:


    • SOUTHERN AFRICA: Botswana, Lesotho, Namibia, South Africa [KwaZulu-Natal, Free State, Cape Province, Northern Cape]

    Naturalized (natzd. elsewhere)


  1. Chomicki, G. & S. S. Renner 2015. Watermelon origin solved with molecular phylogenetics including Linnaean material: another example of museonomics New Phytol. 205:526-532.
  2. King, S. R. et al. 2010. Genetics, breeding and selection of rootstocks for Solanaceae and Cucurbitaceae Sci. Hort. 127:106-111.
  3. Kousik, C. S. et al. 2018. Powdery mildew resistant rootstocks that impart tolerance to grafted susceptoble watermelon scion seedlings Pl. Dis. 102:1290-1298.
  4. Levi, A. et al. 2013. High frequency oligonucleotides: targeting active gene (HFO-TAG) markers revealed wide genetic diversity among Citrullus spp. accessions useful for enhancing disease or pest resistance in watermelon cultivars Genet. Resources Crop Evol. 60:427-440.
  5. Paris, H. S. 2015. Origin and emergence of the sweet dessert watermelon, Citrullus lanatus Ann. Bot. (Oxford) 116:133-148.
  6. Renner, S. S. et al. 2014. (0000) Proposal to conserve the name Momordica lanata (Citrullus lanatus) (watermelon, Cucurbitaceae), with a conserved type, against Citrullus battich (Taxon) 63:941-942.
  7. Renner. S. S. et al. 2017. Chromosome numbers, Sudanese wild forms, and classification of the watermelon genus Citrullus, with 50 names allocated to seven biological species (Taxon) 66:1393-1405.

Check other web resources for Citrullus amarus Schrad. :

  • SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
  • Mansfeld: Mansfeld's World Databas of Agricultural and Horticultural Crops
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2019. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=468434. Accessed 18 June 2019.