Kingdom:
Phylum:
Angiosperms
Order:
Fabales
Family:
Species:
arborescens
ID:
179465

Status:
valid

Authors:
(Torr. ex A.Gray) Barneby

Source:
ildis

Year:
1977

Citation Micro:
Mem. New York Bot. Gard.27: 33 (1977)

WFO Identifier:
wfo-0000178794

Common Names

  • Desert Broom
  • Psorothamnus Arborescens
  • Arborescens Psorothamnus

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Synonyms

  • Psorodendron arborescens (A.Gray) Rydb. [valid]
  • Parosela arborescens (A.Gray) A.Heller [valid]
  • Dalea arborescens Torr. ex A.Gray [valid]

Description

Psorothamnus arborescens (also called Arborescent Psorothamnus, among many other common names) is an evergreen shrub that is native to the southwestern United States. It grows to a height of up to 2 meters and has yellow flowers that bloom in the summer. It grows in sunny, dry areas such as roadsides, fields, and open woods.

Uses & Benefits

Psorothamnus arborescens is used as an ornamental plant in gardens and parks, and for its medicinal properties.

Cultivars, Varieties & Sub-species

Psorothamnus arborescens var. minutifolius (Parish) Barneby
Psorothamnus arborescens var. pubescens (Parish) Barneby
Psorothamnus arborescens var. arborescens
Psorothamnus arborescens var. californicus (S.Watson) D.Sutherl., Gandhi & Vincent

Flower, Seeds and Seedlings

Psorothamnus arborescens has small, yellow flowers that bloom in the summer. The seeds are small and black. The seedlings have a single stem and a few leaves.

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Cultivation and Propagation

Psorothamnus arborescens is a shrub that can be propagated from seed or cuttings. It prefers full sun and well-drained soil. It is drought tolerant and can tolerate temperatures down to -5°C (23°F). Prune in late winter or early spring to maintain a compact shape.

Where to Find Psorothamnus arborescens

Psorothamnus arborescens is native to the southwestern United States and can be found in Arizona, California, Nevada, and Utah.

Psorothamnus arborescens FAQ

What is the scientific name of Psorothamnus arborescens?

Psorothamnus arborescens

What is the common name of Psorothamnus arborescens?

Arborescens Psorothamnus

What type of plant is Psorothamnus arborescens?

Herbaceous perennial

Species in the Fabaceae family

References

Asa Gray (1810-1888): Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
Rupert Charles Barneby (1911-2000): Based on occurrence of standard abbreviation 'Barneby' in the authors string.