Psorodendron schottii

Psorodendron schottii
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fabales
Family:	Fabaceae
Subfamily:	Faboideae
Clade:	Dalbergioids
Tribe:	Amorpheae
Genus:	Psorodendron
Species:	P. schottii
Binomial name
Psorodendron schottii (Torr.) Rydb.
Synonyms [1]
Dalea schottiiTorr. (1859) (basionym) Dalea schottii var. puberulaMunz Parosela schottii(Torr.) A.Heller Psorothamnus schottii(Torr.) Barneby Parosela puberula(Parish) Standl. Parosela schottii var. puberulaParish Psorodendron puberulum(Parish) Rydb.

Psorodendron schottii is a species of flowering plant in the legume family known by the common name Schott's dalea. ^[2] It is native to the Sonoran Deserts of northern Mexico and adjacent sections of Arizona and the Colorado Desert in California.

Description

Psorodendron schottii is a shrub approaching two meters in maximum height. Its highly branching stems are green to woolly gray-green and glandular. The gland-pitted linear leaves are up to 3 centimeters long and not divided into leaflets.

The inflorescence is an open raceme of up to 15 flowers. Each flower has a deep purple blue pealike corolla up to a centimeter long in a glandular tubular calyx of sepals with pointed lobes. The fruit is a legume pod coated in glands and containing one seed.

References

1. "Psorodendron schottii (Torr.) Rydb". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 13 July 2025.
2. NRCS. "Psorothamnus schottii". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 15 October 2015.

External links

• CalFlora Database: Psorothamnus schottii (Schott indigobush, Schott's dalea, Schott's indigo bush)
• Jepson Manual eFlora (TJM2) treatment of Psorothamnus schottii
• USDA Plants Profile for Psorothamnus schottii
• UC Photos gallery — Psorothamnus schottii

Media related to Psorothamnus schottii at Wikimedia Commons