Kingdom:
Phylum:
Angiosperms
Order:
Fabales
Family:
Genus:
Species:
williamsii
ID:
176067

Status:
valid

Authors:
(Britton & Rose) H.S.Irwin & Barneby

Source:
ildis

Year:
1982

Citation Micro:
Mem. New York Bot. Gard.35: 513 (1982)

WFO Identifier:
wfo-0000175396

Common Names

  • Williams' Senna
  • Coffee Senna
  • Coffee Weed

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Synonyms

  • Cassia williamsii (Britton & Rose) Standl. [valid]
  • Peiranisia williamsii Britton & Rose [valid]

Description

Senna williamsii (also called Cassia williamsii, among many other common names) is a shrub or small tree with yellow flowers and pinnate leaves. It is native to South America and is found in tropical and subtropical regions. It is commonly found in disturbed areas, such as roadsides, pastures, and open woodlands.

Uses & Benefits

Senna williamsii is used as a food source for livestock, as a soil stabilizer, and as an ornamental plant in gardens.

Flower, Seeds and Seedlings

The flowers of Senna williamsii are yellow, with five petals and a short, curved style. The seeds are small, black and round, and the seedlings are slender with long, narrow leaves.

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Cultivation and Propagation

Senna williamsii is an evergreen shrub that can reach up to 8 feet in height. It prefers full sun to partial shade and is drought tolerant. It can be propagated from cuttings or seeds. Cuttings should be taken from the tips of the branches and planted in a well-draining potting mix. Seeds should be sown in a well-draining potting mix and kept moist until germination occurs.

Where to Find Senna williamsii

Senna williamsii is native to Colombia and can be found in the Andes mountain range.

Senna williamsii FAQ

What is the scientific name of Senna williamsii?

Senna williamsii

What is the common name of Senna williamsii?

Williams' Senna

Where is Senna williamsii native to?

Senna williamsii is native to tropical and subtropical regions of South America.

Species in the Senna genus

Senna corymbosa, Senna didymobotrya, Senna septemtrionalis, Senna bacillaris, Senna hirsuta, Senna italica, Senna ligustrina, Senna multijuga, Senna obtusifolia, Senna occidentalis, Senna pendula, Senna polyphylla, Senna alexandrina, Senna siamea, Senna sophera, Senna spectabilis, Senna splendida, Senna timoriensis, Senna multiglandulosa, Senna tora, Senna acanthoclada, Senna aculeata, Senna acuparata, Senna acuruensis, Senna acutisepala, Senna affinis, Senna andrieuxii, Senna angulata, Senna angustisiliqua, Senna aphylla, Senna apiculata, Senna apsidoneura, Senna araucarietorum, Senna argentea, Senna arida, Senna aristeguietae, Senna armata, Senna arnottiana, Senna aurantia, Senna aversiflora, Senna aymara, Senna bauhinioides, Senna benitoensis, Senna birostris, Senna brongniartii, Senna burkartiana, Senna cajamarcae, Senna cana, Senna candolleana, Senna caudata,

Species in the Fabaceae family

References

Nathaniel Lord Britton (1859-1934): Based on occurrence of standard abbreviation 'Britton' in the authors string.
Joseph Nelson Rose (1862-1928): Based on occurrence of standard abbreviation 'Rose' in the authors string.
Rupert Charles Barneby (1911-2000): Based on occurrence of standard abbreviation 'Barneby' in the authors string.
Howard Samuel Irwin (1928-2019): Based on occurrence of standard abbreviation 'H.S.Irwin' in the authors string.