Senna spectabilis

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"Cassia excelsa" and "Cassia fastigiata" redirect here. These taxa may also refer to other species; see below.
Senna spectabilis
Cassia carnaval.jpg
Senna spectabilis
Not evaluated (IUCN 3.1)
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Tribe: Cassieae
Subtribe: Cassiinae
Genus: Senna
Species: S. spectabilis
Binomial name
Senna spectabilis
(DC.) Irwin & Barneby

Numerous, see text

Senna spectabilis is a plant species of the legume family (Fabaceae) in the subfamily Caesalpinioideae.

Taxonomy and systematics[edit]

S. spectabilis was long placed in Cassia, or in the non-monophyletic Cathartocarpus assemblage, or separated - together with its relative Senna peralteana - in Pseudocassia. In addition, it has been variously treated under a range of taxa, some of which were also used for related plants:[1]

  • Cassia amazonica Ducke
  • Cassia carnaval Speg.
  • Cassia edulis Posada-Ar.
  • Cassia excelsa Schrad. var. acutifolia Hassl.
Cassia excelsa Kunth is a synonym of Cassia fistula. See also below.
Cassia acutifolia Delile and Senna acutifolia (Delile) Batka are synonyms of Senna alexandrina Mill.
  • Cassia humboldtiana DC.
  • Cassia speciosa Kunth
Senna speciosa Roxb. is a synonym of Senna surattensis (Burm. f.) H.S.Irwin & Barneby. See also below.
  • Cassia spectabilis DC.
  • Cassia totonaca Sessé & Moc.
  • Cassia trinitatis DC.
  • Cathartocarpus humboldtianus Loudon
  • Cathartocarpus speciosus (DC.) G.Don
  • Cathartocarpus trinitatis (DC.) G.Don
  • Pseudocassia spectabilis (DC.) Britton & Rose

In addition, one or two varieties of this species are recognized:

  • var. excelsa (Schrad.) H.S.Irwin & Barneby with the synonyms:
    • Cassia excelsa Schrad. (see also above)
    • Cassia fastigiata Nees (Cassia fastigiata Vahl is a synonym of Senna surattensis (Burm. f.) H.S.Irwin & Barneby)
  • var. micans (Nees) H.S.Irwin & Barneby - may belong into Senna macranthera (Collad.) H.S.Irwin & Barneby (= Cassia macranthera Collad.). Synonyms:
    • Cassia micans Nees
    • Cassia speciosa Schrad. (see also above)
    • Chamaefistula speciosa G.Don


  1. ^ ILDIS (2005)


  • International Legume Database & Information Service (ILDIS) (2005): Genera Cassia and Senna. Version 10.01, November 2005. Retrieved 2007-DEC-21.

External links[edit]