Coues' Senna

Senna covesii

"Senna covesii" is a perennial subshrub in the family Fabaceae, native to the Mojave Desert and Sonoran Desert in southeastern California, southern Nevada, and Arizona in the United States, and northern Baja California in Mexico. It is found on desert plains and in sandy washes between 500 and 600 m above sea level, and is very common in Joshua Tree National Park.
Coves Cassia or Senna covesii The California Native Plant Society has identified Coves' Cassia Senna covesii as “Rare or Endangered” in California; (2B2 status); species is Threatened in the wild by vehicles and road maintenance. 1x, 47 images at 307micron steps Fall,Geotagged,Senna covesii,United States

Appearance

It grows to 30–60 cm tall, and is leafless most of the year. The leaves are pinnate, 3–7 cm long, with two or three pairs of leaflets; the leaflets are elliptical, 1.0-2.5 cm long. The flowers are yellow in color, with five rounded petals about 12 mm long.

Naming

The specific epithet honors ornithologist Elliott Coues.

Behavior

This shrub is often planted by landscapers and as part of roadside wildflower programs. Flowers are visited by carpenter bees and bumblebees. Sulphur butterflies use the plant as a larval food source.

References:

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Status: Unknown
EX EW CR EN VU NT LC
Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderFabales
FamilyFabaceae
GenusSenna
SpeciesS. covesii
Photographed in
United States of America