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
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.
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 Hazardia genus
Hazardia enormidens,
Hazardia berberidis,
Hazardia cana,
Hazardia ferrisiae,
Hazardia brickellioides,
Hazardia orcuttii,
Hazardia odontolepis,
Hazardia detonsa,
Hazardia squarrosa,
Hazardia vernicosa,
Hazardia rosarica,
Hazardia whitneyi,
Hazardia stenolepis,
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,