Status:
valid
Authors:
M.Bieb.
Source:
gcc
Year:
1819
Citation Micro:
Fl. Taur.-Caucas. 3: 557 (Dec 1819 or early 182
WFO Identifier:
wfo-0000064886
Common Names
- Cobweb Thistle
- Cirsium
- Arachnoideum
Synonyms
- Cnicus arachnoideus M.Bieb. [unknown]
- Carduus arachnoideus M.Bieb. ex Steud. [unknown]
- Epitrachys arachnoidea K.Koch [unknown]
Description
Cirsium arachnoideum (also called Spider Thistle, among many other common names) is an annual herb native to the Americas. It has spiny, toothed leaves and small, white flower heads. It grows in dry, rocky soils and is often found in disturbed areas.
Uses & Benefits
Cirsium arachnoideum is used as an ornamental plant in gardens and parks. It is also used medicinally to treat various ailments.
Flower, Seeds and Seedlings
Cirsium arachnoideum has white flowers with yellow centers. The seeds are small and black. The seedlings are small, with long, narrow leaves.
Cultivation and Propagation
Cirsium arachnoideum is a perennial herbaceous plant native to North America. It is best grown in full sun and in well-drained soil. Propagation is by seed or division in spring or fall. The plant is drought tolerant and can tolerate some shade.
Where to Find Cirsium arachnoideum
Cirsium arachnoideum is native to the western United States. It can be found in dry, rocky soils in open areas such as hillsides and roadsides.
Cirsium arachnoideum FAQ
What is the scientific name of Cirsium arachnoideum?
Cirsium arachnoideum
What is the common name of Cirsium arachnoideum?
Spider Thistle
What is the family of Cirsium arachnoideum?
Asteraceae
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,