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Plant Database

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Senna bauhinioides (Twinleaf)
Flaigg, Norman G.

Senna bauhinioides

Senna bauhinioides (A. Gray) Irwin & Barneby

Twinleaf, Twinleaf Senna

Fabaceae (Pea Family)

Synonym(s): Cassia bauhinioides, Cassia bauhinioides var. arizonica

USDA Symbol: SEBA3

USDA Native Status: L48 (N)

A low plant with few stems ending in open clusters of 1-3 slightly bilaterally symmetrical, yellow flowers on short stalks; leaves grayish green, with only 2 leaflets.

This plant was formerly placed in the large genus Cassia, many species of which are trees or shrubs, found primarily throughout the worlds tropics. A recent study has indicated that Twinleaf belongs in the genus Senna.


From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Subshrub

Bloom Information

Bloom Time: Apr , May , Jun , Jul , Aug


USA: AZ , MD , NM , TX
Native Distribution: Central Arizona east to western Texas and south to northern Mexico.
Native Habitat: Hills and flats in arid grasslands and deserts.

Value to Beneficial Insects

Special Value to Bumble Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Additional resources

USDA: Find Senna bauhinioides in USDA Plants
FNA: Find Senna bauhinioides in the Flora of North America (if available)
Google: Search Google for Senna bauhinioides


Record Modified: 2007-01-01
Research By: TWC Staff

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