• Any of several perennial composite plants , especially of genera Cirsium , Carduus , Cynara , or Onopordum , having prickly leaves and showy flower heads with prickly bracts . (wiktionary.org)
  • Bull Thistle is a biennial plant in the Asteraceae (daisy) family that is native to Europe to Siberia, and the Arabian Peninsula. (ncsu.edu)
  • The plant belongs to the arctium genus in the asteraceae family and has two varieties: arctium lappa (greater burdock) and arctic minus (lesser or smaller burdock). (therightflowers.com)
  • Thistles are in the Asteraceae (daisy) family and can be biennials or short-lived perennials, natives or non-natives. (ncsu.edu)
  • Tanacetum vulgare (generally referred to as widespread tansy, golden buttons, bitter buttons, or cow bitter) is a perennial herb belonging to the Asteraceae (aster, daisy, composite, and sunflower) plant household. (my-plant.org)
  • A plant genus of the family ASTERACEAE with strong-smelling foliage. (bvsalud.org)
  • There are so many species from such a lot of genera that I thought I'd start a board that was more general - Panayoti and others have been rapping on spiny plants on the Cactus discussions and I love pricklies (although Monica doesn't so I have to keep them out of touch with one another) but above all I think thistles of all sorts are the great gems. (nargs.org)
  • Examination of the genitalia will readily determine the genus - the only confusion species is then H.nimbella which has almost identical genitalia to H.nebulella . (weebly.com)
  • Download the Invasive Species Council of BC's Factsheet for Canada Thistle here. (naaiatelier-elena.nl)
  • Nebraska Extension Publications has a number of publications on thistle management and other invasive species. (naaiatelier-elena.nl)
  • Invasive Species, 2270 Old Penitentiary Road, Boise, ID, 83712, United States It is a non-native invasive species from Europe, and landowners with Canada thistle on their property are obligated to take measures to control it. (naaiatelier-elena.nl)
  • Host plants are herbaceous and restricted to several species in genus Viola (Violaceae). (eopugetsound.org)
  • A member of the Tamaricaceae (tamarisk) plant household, Tamarix is a genus containing 73 species of shrubs and bushes that may be both deciduous or evergreen. (my-plant.org)
  • Just did some armchair botanizing to look as a few more of the fantastic sea urchin dwarf thistles, even Centaurea comes to mind. (nargs.org)
  • There's a good reason Canada thistle has a reputation as a highly invasive, aggressive spreader. (naaiatelier-elena.nl)
  • Canada thistle is a designated noxious weed under the Nebraska Department of Agriculture's Noxious Weed Program. (naaiatelier-elena.nl)
  • The introduced Canada thistle, Matt pointed out, can choke out all sorts of native vegetation as well as native thistles. (naaiatelier-elena.nl)
  • Canada thistle is a rhizomatous, perennial, herbaceous plant. (naaiatelier-elena.nl)
  • Currently several weevils and a gall fly have been released to target Canada thistle. (naaiatelier-elena.nl)
  • These biological control measures will not completely manage / control Canada thistle alone, but are an IMP tool and help suppress growth. (naaiatelier-elena.nl)
  • Unlike the many native thistles found in Oregon, Canada thistle can quickly overrun an area and displace native plants, reduce agricultural yield, and create problems for … Once Canada thistle has invaded, it is very important to maintain soil fertility and moisture at optimum levels to favor crop or pasture plant establishment and growth. (naaiatelier-elena.nl)
  • Creeping thistle is a herbaceous perennial plant growing up to 150 cm, forming extensive clonal colonies from thickened roots that send up numerous erect shoots during the growing season. (naaiatelier-elena.nl)
  • California Thistle Cirsium occidentale var californicum is a Perennial herb native to the Santa Monica Mountains and endemic to California (i.e. found nowhere else). (smmtc.org)
  • Thistle stem gall fly larvae (Urophora cardui) attack the primary lateral stems. (naaiatelier-elena.nl)
  • Native thistles are a great option in a meadow garden or naturalized area when looking for native host plants for the Little Metalmark butterfly or the Painted Lady butterfly. (ncsu.edu)
  • One of the worst invasive pests here is Cirsium vulgare or Bull Thistle. (nargs.org)
  • Each thistle plant can produce 1,000 up to 1,500 seeds per shoot. (naaiatelier-elena.nl)
  • Thistles are a high-value nectar plant for bees and butterflies, and songbirds eat the seeds and use the tufts of the seeds for their nests. (ncsu.edu)
  • The seeds of this thistle are an excellent food source for goldfinches. (birdwatchinghq.com)
  • Populations of bull thistle tend to be short lived, establishing after disturbance, dominating for a few years, and then declining as other vegetation recovers. (ncsu.edu)
  • Bull thistle prefers sunny, open areas. (ncsu.edu)
  • Burdock's flowers are pink, red or purple with a striking resemblance to blossoms produced by bull thistle (cirsium vulgare). (therightflowers.com)
  • A similar appearing plant is the Bull Thistle Cirsium vulgare . (smmtc.org)
  • The California Thistle has a spherical flower head and the Bull Thistle is more like a pear or bell. (smmtc.org)
  • Bull Thistle is a common wildflower in South Carolina. (birdwatchinghq.com)
  • Thistles are a great option in your meadow garden or naturalized area when looking for a plant to attract pollinators and seed-eating birds. (ncsu.edu)
  • Most leaves of California Thistle are found at the base of the plant. (smmtc.org)
  • Its name comes from the Greek kersion which means thistle. (ncsu.edu)
  • Some thistles prefer sunny, open areas and some can tolerate some shade. (ncsu.edu)
  • Thistles vary greatly in their size and the color of the flowers. (ncsu.edu)
  • This thistle is much easier to control than other thistles. (ncsu.edu)
  • While California Thistle is occasionally called Cobwebby Thistle as well, this common name is more likely to refer to the occidentale variety. (smmtc.org)
  • also the size of the disk flowers is smaller in relation to the involucre in Red Thistle, and it is more likely to grow nearer to the coast than California Thistle. (smmtc.org)
  • It is present in the essential oil of Origanum vulgare (the herb we know as oregano), oil of thyme, oil obtained from pepperwort, and wild bergamot. (budsinthenews.info)
  • Crocus is a genus of flowering plants in the iris family comprising 90 species of perennials growing from corms. (imcphoto.net)
  • Cirsium vulgare (Spear Thistle) is a species of the genus Cirsium, native throughout most of Europe, western Asia, and northwestern Africa. (imcphoto.net)
  • Spear Thistle is often a ruderal species, colonising bare disturbed ground, but also persists well on heavily grazed land as it is unpalatable to most grazing animals. (imcphoto.net)
  • Macowania revoluta is the particular species to which the defining features of the genus Macowania is formally attached. (sanbi.org)
  • The genus of this mushroom is probably Amanita, but it's hard to say which of the numerous species of Amanita this is. (sharonfoc.org)
  • Open a family to go to genera and species. (plantsofmagnolia.net)
  • The genus Amaranthus contains 44 species and belongs to the family of Amaranthaceae classified within the order of Caryophyllales. (virascience.com)
  • Within this order a number of allergenic species including Amaranthus retroflexus (Redroot pigweed), Beta vulgaris (sugar beet), Chenopodium album (Lambsquaters), Kochia scoparia (Burning bush), and Salsola kali (Russian thistle) have been acknowledged by the WHO/IU. (virascience.com)
  • Genome size variation in Central European species of Cirsium (Compositae) and their natural hybrids. (asteraceaegenomesize.com)
  • The known vascular flora of the Lime Pond Preserve contains 442 species of 240 genera in 78 families. (neherbaria.org)
  • Some species of the CHRYSANTHEMUM and the old Pyrethrum genera have been reclassified to this genus. (nih.gov)
  • The first word is the genus name (genera to which the flower belongs) and the second word is a species name. (ottawaflowers.com)
  • Here, 'China' is the genus name and 'chinensis' is the species name. (ottawaflowers.com)
  • Scottish thistle, spear thistle (Eng. (sanbi.org)
  • The aim of this study was to explore how varying nitrogen (N) availability cropping arrangements pea (Pisum sativum) barley (Hordeum vulgare) grown as sole crops intercrops at different fertilization levels considering N sources (soil mineral. (virascience.com)
  • Over 40 genera are described that are suitable to be grown. (aerulean.com)
  • It is a tall biennial or short-lived monocarpic thistle, forming a rosette of leaves and a taproot up to 70 cm long in the first year, and a flowering stem 1-1.5 m tall in the second (rarely third or fourth) year. (imcphoto.net)
  • Next up is the thistle leaves. (practicalselfreliance.com)
  • To eat thistle leaves, all the spines need to be removed. (practicalselfreliance.com)
  • To get to the stalk, you have to remove all the thistle leaves. (practicalselfreliance.com)
  • In the end, I had a long stalk, still with a lot of spines, and a huge pile of thistle leaves. (practicalselfreliance.com)
  • Given the opportunity, a bull thistle can grow to 5 feet tall, and send out multiple flower stalks. (practicalselfreliance.com)
  • It refers to the presence of corms in this genus. (nynhp.org)