Kingdom:
Phylum:
Angiosperms
Order:
Asterales
Family:
Genus:
Species:
squarrosa
ID:
64047

Status:
valid

Authors:
Greene

Source:
gcc

Year:
1894

Citation Micro:
Erythea 2: 112 (1894)

WFO Identifier:
wfo-0000063376



Common Names

  • Hazardia squarrosa
  • California Bristleweed
  • San Diego Bristleweed


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Synonyms

  • Haplopappus squarrosus Hook. & Arn. [unknown]
  • Haplopappus squarrosus squarrosus [unknown]
  • Haplopappus squarrosus squarrosus [unknown]
  • Hazardia squarrosa squarrosa [unknown]
  • Homopappus squarrosus Nutt. [unknown]

Description

Hazardia squarrosa (also called Sawtooth Brittlebush, among many other common names) is a shrub native to the deserts of the southwestern United States and northern Mexico. It is typically found in dry, rocky areas. It has a woody stem with small, oval leaves and yellow flowers.

Uses & Benefits

Hazardia squarrosa is used as an ornamental plant in gardens and as a hedge plant. It is also used as a medicinal plant to treat skin diseases, fever, and stomach problems.

Cultivars, Varieties & Sub-species

Hazardia squarrosa var. grindelioides (DC.) W.D.Clark
Hazardia squarrosa var. obtusa (Greene) Jeps.

Flower, Seeds and Seedlings

The flower of Hazardia squarrosa is yellow, with a single head of florets. The seed is small and black, and the seedlings are thin and have a single cotyledon.

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Cultivation and Propagation

Hazardia squarrosa is an evergreen shrub that can reach heights of up to 2m. It is native to North America and is found in temperate regions. Propagation is best done from cuttings taken in spring or summer. Cuttings should be taken from the tips of the branches and should be about 10cm long. The cuttings should be placed in a well-draining potting mix and kept moist. Once the cuttings have taken root, they can be transplanted into the garden.

Where to Find Hazardia squarrosa

Hazardia squarrosa is native to the western United States and can be found in dry, rocky soils in open woodlands and chaparral.

Hazardia squarrosa FAQ

What is the scientific name of Hazardia squarrosa?

Hazardia squarrosa

What is the common name of Hazardia squarrosa?

Squarrose Hazardia

What is the natural habitat of Hazardia squarrosa?

Hazardia squarrosa is found in dry, rocky slopes and open woodlands in the western United States.

Species in the Asteraceae family

Aaronsohnia pubescens, Aaronsohnia factorovskyi, Abrotanella filiformis, Abrotanella rostrata, Abrotanella linearis, Abrotanella trilobata, Abrotanella muscosa, Abrotanella inconspicua, Abrotanella trichoachaenia, Abrotanella caespitosa, Abrotanella nivigena, Abrotanella pusilla, Abrotanella linearifolia, Abrotanella papuana, Abrotanella rosulata, Abrotanella emarginata, Abrotanella fertilis, Abrotanella spathulata, Abrotanella purpurea, Abrotanella patearoa, Abrotanella submarginata, Abrotanella diemii, Abrotanella scapigera, Abrotanella forsterioides, Acamptopappus shockleyi, Acamptopappus sphaerocephalus, Acanthocephalus benthamianus, Acanthocephalus amplexifolius, Acanthocladium dockeri, Acanthodesmos distichus, Acanthodesmos gibarensis, Acanthospermum humile, Acanthospermum consobrinum, Acanthospermum glabratum, Acanthospermum microcarpum, Acanthospermum hispidum, Acanthospermum australe, Acanthospermum lecocarpoides, Acanthostyles buniifolius, Acanthostyles saucechicoensis, Achillea buiana, Achillea conrathii, Achillea cucullata, Achillea styriaca, Achillea clavennae, Achillea cappadocica, Achillea huber-morathii, Achillea ptarmicoides, Achillea sieheana, Achillea barrelieri,

References

The Plant List v1.1 record gcc-20347: Based on the initial data import
Edward Lee Greene (1843-1915): Based on occurrence of standard abbreviation 'Greene' in the authors string.