Kingdom:
Phylum:
Angiosperms
Order:
Asterales
Family:
Genus:
Species:
occidentale
ID:
75592

Status:
valid

Authors:
(Nutt.) Jeps.

Source:
gcc

Year:
1901

Citation Micro:
Fl. W. Calif. : 509 (1901)

WFO Identifier:
wfo-0000074921

Common Names

  • Western Thistle
  • Cobweb Thistle
  • Cobwebby Thistle

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Synonyms

  • Carduus occidentalis occidentalis [unknown]
  • Cnicus occidentalis A.Gray [unknown]
  • Cnicus neglectus Parish ex Greene [unknown]
  • Carduus occidentalis Nutt. [unknown]
  • Cnicus lilacinus Greene [unknown]

Description

Cirsium occidentale (also called Western Thistle, among many other common names) is a small, perennial herb with purple flowers and spiny leaves. It is native to the deserts of the southwestern United States, and is found in rocky, dry, and desert habitats.

Uses & Benefits

Cirsium occidentale is a flowering plant that is commonly used as an ornamental plant in gardens and landscapes. It is also used as a medicinal plant to treat various ailments such as fever, colds, and coughs.

Cultivars, Varieties & Sub-species

Cirsium occidentale var. coulteri (Harv. & A.Gray) Jeps.
Cirsium occidentale var. californicum (A.Gray) D.J.Keil & C.E.Turner
Cirsium occidentale var. venustum (Greene) Jeps.
Cirsium occidentale var. candidissimum J.F.Macbr.
Cirsium occidentale var. lucianum D.J.Keil
Cirsium occidentale var. compactum Hoover

Flower, Seeds and Seedlings

The flower of Cirsium occidentale is a thistle-like, purple-pink flower with a central disc of purple disc florets surrounded by pink ray florets. The seeds are small and dark. The seedlings are thin and fragile with small, narrow leaves.

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Cultivation and Propagation

Cirsium occidentale is a hardy perennial plant that grows best in full sun and well-drained soil. Propagation is done by division in spring or by seed in autumn. The seed should be sown in a cold frame and the seedlings transplanted in spring.

Where to Find Cirsium occidentale

Cirsium occidentale can be found in the western United States and Canada.

Cirsium occidentale FAQ

What is the scientific name of Cirsium occidentale?

Cirsium occidentale

What is the natural habitat of Cirsium occidentale?

It is native to western North America.

What is the common name of Cirsium occidentale?

It is commonly known as the western thistle.

Species in the Cirsium genus

Cirsium steirolepis, Cirsium oaxacanum, Cirsium alatum, Cirsium scariosum, Cirsium ganjuense, Cirsium stojanovii, Cirsium tymphaeum, Cirsium maroccanum, Cirsium decussatum, Cirsium mairei, Cirsium aggregatum, Cirsium brevistylum, Cirsium wakasugianum, Cirsium echinatum, Cirsium obvallatum, Cirsium bertolonii, Cirsium borealinipponense, Cirsium bipontinum, Cirsium vinaceum, Cirsium carolinianum, Cirsium uliginosum, Cirsium suffultum, Cirsium crassum, Cirsium naikurense, Cirsium sairamense, Cirsium lappoides, Cirsium komarovii, Cirsium roseolum, Cirsium vlassovianum, Cirsium elbrusense, Cirsium helenioides, Cirsium suzukaense, Cirsium horridulum, Cirsium skutchii, Cirsium jaliscoense, Cirsium schelkownikowii, Cirsium masami-saitoanum, Cirsium amani, Cirsium brevifolium, Cirsium cymosum, Cirsium arvense, Cirsium muticum, Cirsium perplexans, Cirsium pseudosuffultum, Cirsium canescens, Cirsium macrobotrys, Cirsium karduchorum, Cirsium odontolepis, Cirsium mcvaughii, Cirsium lineare,

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

Thomas Nuttall (1786-1859): Based on occurrence of standard abbreviation 'Nutt.' in the authors string.
Willis Linn Jepson (1867-1946): Based on occurrence of standard abbreviation 'Jeps.' in the authors string.
POWO record for urn:lsid:ipni.org:names:59091-2: Based on the initial data import