Last edited by Jujora
Thursday, May 14, 2020 | History

2 edition of Canada thistle, Cirsium arvense Tourn. found in the catalog.

Canada thistle, Cirsium arvense Tourn.

Frederica Detmers

Canada thistle, Cirsium arvense Tourn.

field thistle, creeping thistle

by Frederica Detmers

  • 216 Want to read
  • 22 Currently reading

Published by Ohio Agricultural Experiment Station in Wooster, Ohio .
Written in English

    Subjects:
  • Canada thistle

  • Edition Notes

    StatementFreda Detmers
    SeriesBulletin / Ohio Agricultural Experiment Station -- no. 414, Bulletin (Ohio Agricultural Experiment Station) -- no. 414
    The Physical Object
    Pagination45 p. :
    Number of Pages45
    ID Numbers
    Open LibraryOL15249278M

    Cirsium arvense is an introduced species, originating in Europe. The pinkish-purple flowerheads are about one inch in diameter when fully open, consisting of a dense cluster of disc florets above an elongated involucre, which is covered by a regular array of small, pointed phyllaries (initially greenish, later purple), arranged in up to 8 rows; those near the base are short, and ovate in shape. Canada Thistle Author: K.G. Beck Subject: Canada thistle is a creeping perennial that reproduces from vegetative buds in its root system and from seed. It is difficult to control because its extensive root system allows it to recover from control attempts. Combining control .

    Canada Thistle: The Enemy - Canada thistle (Cirsium arvense) is a perennial weed that can grow up 1 to 4 foot tall and came to us from Eurasia, probably from a crop seed prior to This is the most widely spread weed we have in Idaho. This thistle usually has a . The Canada thistle is a perennial species of flowering plant in the Asteraceae family. It is native throughout Europe and northern Asia, and widely introduced elsewhere. This thistle is also commonly known as the creeping thistle and field thistle. Canada thistle develops seed sparingly and may produce 1, to 1, seeds per flowering shoot.

    Canada thistle inhabits agricultural land and other disturbed locations. According to some taxonomists, four varieties or biotypes exist that differ in growth habit, leaf characteristics, seed germination, and development. Canada thistle is a state-listed noxious weed in California and many other states. Cirsium arvense is a PERENNIAL growing to m (3ft) by 1 m (3ft 3in) at a fast rate. It is hardy to zone (UK) 4 and is not frost tender. It is in flower from July to September, and the seeds ripen from August to October. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, flies, Lepidoptera (Moths & Butterflies), beetles.


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Canada thistle, Cirsium arvense Tourn by Frederica Detmers Download PDF EPUB FB2

A species profile for Canada thistle, Californian thistle, Canadian thistle, creeping thistle, field thistle, corn thistle, perennial thistle, field thistle. Crowds out native species (Stachion and Zimdahl ); reduces crop and forage yields (Moore ). Cirsium arvense is a perennial species of flowering plant in the family Asteraceae, native throughout Europe and western Asia, northern Africa and widely introduced elsewhere.

The standard English name in its native area is creeping thistle. It is also commonly known as Canada thistle and field thistle.

The plant is beneficial for pollinators that rely on nectar. It also was a top producer of Clade: Angiosperms. McClay, A.S. Canada thistle In: Van Driesche, R., et al.,Biological Control of Invasive Plants in the Eastern United States, USDA Forest Service Publication FHTET, p [exit DNR].

Last updated Nov. 5, Virginia Tech Weed Identification Guide. Canada thistle (Cirsium arvense) [exit DNR]. Links for More Information. Executive Office Montana Weed Control Association, Inc. PO BoxTwin Bridges, MT () | () (fax).

Introduction and Biology. Canada thistle (Cirsium arvense L) is a deep-rooted perennial weed that infests natural areas, pastures, rights-of-ways, seasonal wetlands, and is considered the most widespread of all thistle species (Morishita ) with near-global distribution between 37° and 58 to 59° N Cirsium arvense Tourn.

book in the northern hemisphere (Moore ), and latitudes greater. Canada thistle occurs throughout Cirsium arvense Tourn.

book northern U.S. from northern California to Maine and southward to Virginia and in Canada. It has been declared a noxious weed in 43 states as one of the most tenacious agricultural weeds.

Canada thistle is a MDA Prohibited noxious weed (Control List) in Minnesota. (Cirsium arvense) Canada thistle is a non-native, deep-rooted perennial that spreads by seeds and aggressive creeping, horizontal roots called rhizomes.

Canada thistle can grow 2 to 4 feet in height. The leaves are oblong, spiny, bright green, and slightly hairy on the undersurface.

Canada thistle (Cirsium arvense) is extremely difficult to kill. However, September is one of the best times to start your assault. This article will describe Canada thistle and how to eradicate it.

Canada thistle (note that it's NOT 'Canadian' thistle) is in the family Asteraceae. It is. Common Name: Canada Thistle Scientific Name: Cirsium arvense (L.) Scop. Legal Status: Prohibited - Control Efforts must be made to prevent seed maturation and dispersal of plants into new areas.

Additionally, no transportation, propagation, or sale of these plants is allowed. Canada Thistle. Cirsium arvense (L.) Scop. Aster family (Asteraceae) Origin: Europe and Asia Background Canada thistle was accidentally introduced to North America in the s and is designated as a noxious weed in 43 states.

Managing Canada Thistle Canada thistle (Cirsium arvense) is a perennial that has plagued farmers in America since European settlement, and is a Noxious Weed in Pennsylvania.

It is adapted to a wide range of soil conditions, and spreads vigorously by wind-borne seeds and by way of its extensive, creeping root system. Not Your Average ThistleFile Size: KB. Arizona: abstract & image of Canada thistle (Cirsium arvense) (CIAR4) CO-CSU Extension Fact Sheet (CIAR4) CO-Douglas County Weed Education (CIAR4) Canada-Invasive Exotic Plant Fact Sheets (CIAR4) Colorado Plant Talk: Canada thistle (CIAR4) Colorado-Douglas County: Integrated weed management of Canada thistle (CIAR4).

Canada thistle was named Carduus arvensis by Tabernaemontanus inCirsium arvense by Tournefort inSerratula arvensis by Linné inCirsium arvense by Scopoli inCarduus arvensis by Robson in and Cnicus arvensis by Hoffman in The name Cirsium arvense Tourn.

was adopted, but more recently Canada thistle has been referred to as Cirsium. Cirsium arvense Canada thistle has small purple flower heads found in clusters, and the bracts beneath the flower heads do not have spines. This perennial can reach 5 feet tall.

Canada thistle spreads by seed and an extensive root system. The roots are white and run horizontally just beneath the surface of. Canada Thistle or Creeping Thistle (Cirsium arvense) Aster Family / Thistle SubfamilyBy Thomas J. Elpel with additions by Pamela G. Sherman About Canada Thistle: Thistles belong to the Thistle Subfamily of the Aster Family, along with artichokes.

Compare an artichoke and a thistle, and notice that they are very similar, except in size. Posted by cwhitt (Central Ohio - Zone 6a) on AM. This Canada Thistle is pretty invasive and can really take over an area very quickly. It can Scientific name: Cirsium arvense. This is part of a series of videos providing key characteristics for the identification of invasive plants listed in Wisconsin's invasive species administrative rule NR These videos are.

Buy Canada thistle, Cirsium arvense Tourn: Field thistle, creeping thistle (Bulletin / Ohio Agricultural Experiment Station) by Frederica Detmers (ISBN:) from Amazon's Book Store.

Everyday low prices and free delivery on eligible : Frederica Detmers. Gallery: Common names: Canada thistle, Canadian thistle, corn thistle, creeping thistle Scientific Name: Cirsium arvense (syns. Breea arvensis, Carduus arvensis, Cirsium incanum, Cirsium orchrolepideum, Cirsium setosum, Cnicus arvensis) Description: Canada thistle is a tall, prickly, creeping rhizomatous perennial with multiple purple flowers.

The erect plant stands around 2 to 4 feet tall on. Canada Thistle is highly aggressive, can form large, dense colonies from its creeping roots, and crowds out native plants pretty much everywhere it grows.

It is fairly easy to identify from the numerous small lavender to pinkish flower heads, and bracts that have no spines. All four varieties of Canada thistle are distinguished from the biennial thistles in non-flowering stages by their perennial habit reproducing from spreading underground roots, by the absence of a distinct circular rosette of basal leaves, and by their mostly non-winged stems with generally slender stature, and from Bull thistle by the absence.Cirsium arvense, a rhizomatous perennial grows from ft.

( m) tall. Roots can grow deep into the ground. Stems do not have conspicuous spines. Foliage Leaves are dark green and lanceolate to oblong-lanceolate. They are glabrous above, but their undersides have short, white hairs.Cirsium spp - Marsh thistle (Cirsium palustre), Bull Thistle (Cirsium vulgare), Wavy leaf thistle (Cirsium undulatum) - Canada thistle is distinguished from other.

Cirsium spp. thistles by its deep-running perennial rootstocks, stems not conspicuously spiny-winged, and small compact dioecious flower heads. Carduus spp - Nodding Thistle.