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Taxon: Chamaecrista nictitans (L.) Moench

Genus: Chamaecrista
Family: Fabaceae (alt. Leguminosae) subfamily: Caesalpinioideae tribe: Cassieae subtribe: Cassiinae. Also placed in: Caesalpiniaceae
Nomen number: 310909
Place of publication: Methodus 272. 1794
Comment: review history of nomenclature proposal concerning this name from the Smithsonian Institution's database
Name verified on: 18-Dec-1986 by ARS Systematic Botanists. Last updated: 23-Aug-1994
Species priority site is: Plant Genetic Resources Conservation Unit, Griffin, GA (S9).
Accessions: 7 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.

See also subordinate taxa:

Common names:

  • sensitive cassia   (Source: BSBI ) – English
  • sensitive partridge-pea   (Source: Native Pl Database ) – English
  • sensitive-pea   (Source: Websters Dict [as Cassia nictitans]) – English
  • wild sensitive-plant   (Source: Leg NCarolin [as Cassia nictitans]) – English

Economic importance:

Distributional range:

      Native: (links to other web resources are provided for some distributions)
  • NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
    Northeastern U.S.A.: United States - Connecticut, Indiana, Massachusetts, Michigan, New Hampshire [s.w.], New York, Ohio, Pennsylvania, Rhode Island, Vermont [s.e.], West Virginia
    North-Central U.S.A.: United States - Illinois, Kansas [e.], Missouri, Oklahoma [e.], Wisconsin
    Southeastern U.S.A.: United States - Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia
    South-Central U.S.A.: United States - New Mexico, Texas [e.]
    Southwestern U.S.A.: United States - Arizona
    Northern Mexico: Mexico - Baja Norte, Baja Sur, Chihuahua, Durango, San Luis Potosi, Sinaloa, Sonora, Tamaulipas, Zacatecas
    Southern Mexico: Mexico - Campeche, Chiapas, Guerrero, Jalisco, Michoacan, Nayarit, Oaxaca, Queretaro, Quintana Roo, Tabasco, Veracruz, Yucatan
    Caribbean: Aruba; Bahamas; Cuba; Grenada; Guadeloupe; Hispaniola; Jamaica; Martinique; Netherlands Antilles; Puerto Rico; St. Kitts and Nevis; St. Vincent and Grenadines; Trinidad and Tobago - Trinidad; Virgin Islands (British); Virgin Islands (U.S.)
    Mesoamerica: Belize; Costa Rica; El Salvador; Guatemala; Honduras; Nicaragua; Panama
    Northern South America: French Guiana; Guyana; Suriname; Venezuela
    Brazil: Brazil - Amapa, Amazonas, Bahia, Ceara, Espirito Santo, Maranhao, Mato Grosso, Mato Grosso do Sul, Minas Gerais, Para [s.e.], Parana, Pernambuco, Rio Grande do Sul, Rio de Janeiro, Rondonia, Santa Catarina, Sao Paulo
    Western South America: Bolivia; Colombia; Ecuador - Cotopaxi, Guayas, Loja; Peru
    Southern South America: Argentina - Chaco, Corrientes, Formosa, Jujuy, Misiones, Salta; Paraguay

  • naturalized elsewhere


  • Botanical Society of the British Isles. BSBI taxon database (on-line resource).
  • Brummitt, R. K. 1994. Report of the Committee for Spermatophyta: 41. Taxon 43:272. [rejection proposal not recommended, treat as new combination based on Cassia nictitans L.].
  • Food and Agriculture Organization of the United Nations (FAO). 2010. Ecocrop (on-line resource).
  • Irwin, H. S. & R. C. Barneby. 1982. The American Cassiinae: a synoptical revision of Leguminosae tribe Cassieae subtribe Cassiinae in the New World. Mem. New York Bot. Gard. 35:823–843.
  • Lewis, G. P. & P. E. Owen. 1989. Legumes of the Ilha de Maraca.
  • Lewis, G. P. 1987. Legumes of Bahia.
  • McVaugh, R. 1983–. Flora Novo-Galiciana.
  • Reveal, J. L. 1992. (1040) Proposal to conserve the name and type of Chamaecrista nictitans Moench. Taxon 41:135.
  • University of Texas at Austin, Lady Bird Johnson Wildflower Center. Native Plant Information Network database (on-line resource).
  • Wilbur, R. L. 1963. Leguminous plants of North Carolina. [= Cassia nictitans].
  • Webster's third new international dictionary. [= Cassia nictitans].


Check other web resources for Chamaecrista nictitans (L.) Moench:


  • Check for additional images
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: (27 November 2015)

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