218. It infests pastures and farmland, causing often disastrous loss of yield, as reflected in common names such as famine weed. Parthenium hysterophorus is an erect, branched, aromatic, annual (or a short-lived perennial), herbaceous plant with a deep taproot. Stud. 9 "Gleason, Henry A. Nerves prominent in the lower face. It is high from 30 to 40cm, but can reach 2 m. The leaves are alternate and profoundly cut in narrow segments. Balakr.) It occurs up to an altitude of 800 m. Parthenium hysterophorus is an aggressive and noxious weed native to tropical central and South America. Current and potential geographical distribution of the invasive plant Parthenium hysterophorus (Asteraceae) in eastern and southern Africa. It produces ... A total of 31 species of weeds belonging to 11 families was collected from rice fields in Fatehgarh... Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi, G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram, species, a weed of pastures and industrial crops. 1. It defoliates and often kills the weed, and its damage to the young flowering tops reduces seed production. It includes published material or suggestions from the author or others. FRLHT's ENVIS Centre on Medicinal Plants: http://envis.frlht.org/plant_details.php?disp_id=3086, Nomenclature and Classification > Taxon Record Name > Scientific Name. Pl. Chemical : Glyphosate at 1.0% under non cropped area. 376. Description Parthenium is an annual herb with a deep tap root and an erect stem that becomes woody with age. The best-established control organism so far is a beetle native to Mexico, Zygogramma bicolorata, which was first introduced to India in 1984. It has now distributed in several tropical and subtropical parts of the world [1]. Description: "Taprooted annual herbs 3-10 dm tall; stems unbranched in lower part, branched in upper part, longitudinally striate, hirsute. It is a prohibited invasive weed, it must be eradicated. ... Parthenium hysterophorus Linnaeus, Sp. Life cycles are treated in the field for Life Cycle. Nepal :  As no single measure has been effective in managing this weed, an integrated weed management approach has been recommended (Dhileepan, 2009; Adkins & Shabbir, 2014). Puccinia abrupta var. Nilambur 373. As it matures, the plant develops many branches in its top half and may eventually reach a height of 2 m. Its leaves are pale green, deeply lobed and covered with fine soft hairs. Scientific name: Parthenium hysterophorus Description. abandoned  and open places, especially on clay soils. Among other allelopathic effects of the species, the presence of Parthenium pollen grains inhibits fruit set in tomato, brinjal, beans, and a number of other crop plants. Local control [24], McConnachie AJ, Strathie LW, et al. The pollen from the flower believed to cause asthma for human-beings and animals. Parthenium is a genus of North American shrubs in the sunflower tribe within the daisy family.. The summit of the lamina is attenuated. Z. bicolorata, Epiblema strenuana Walker) and pathogens (e.g. 1999; Sasidh., Fl. Malappuram Dist. Does not include altitudinal distribution, which is covered under Habitat. A known allergen of human beings and cattle, causes asthma, eczema and contact dermatitis. Mauritius: A weed very competitive in vegetables and sugarcane, it is known to have allelopathic properties. that is native to America and now spread rapidly and extensively throughout the world. 988. Example: tree, shrubs, herbs. Miscellaneus: notes attached to the taxon information, Notes: Plains to Low Altitude, Naturalized, Native of Tropical America. Pl. The leaves on the stem are alternate, and the upper leaves are entire to slightly lobed. It can invade freshly worked cultivated soil and disturbed pastures, degraded areas (stock yard, water points). | ARC-PPRI Fact Sheets on Invasive Alien Plants and their Control in South Africa|, CRC for Australian Weed Management: Best Practice Guide. Parthenium hysterophorus description and ecology from GISD (ISSG) A species description and information about the ecology of Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). Distribution notes: Exotic. Chinnar WLS 169. India 12: 403. It is a common invasive species in India, Australia, and parts of Africa. In various countries, such as Australia and South Africa, several other biocontrol agents have been released or are under evaluation. Habit: An erect, well-branched herb, upto 1m. It is often more abundant in vegetables. [19][20][21] It also is responsible for bitter milk disease in livestock when their fodder is polluted with Parthenium leaves.[22]. low to medium elevation up to 500 m, in the newly cleared fields. GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG). The two with the greatest effect seem to be the beetle Zygogramma bicolorata and a stem-galling moth Epiblema strenuana. Achenes 2 x 1.5 mm; pappus absent or with two short hooks. [18], Contact with the plant causes dermatitis and respiratory malfunction in humans, and dermatitis in cattle and domestic animals. Leaves on the upper branches decrease in size and are als… Leaves alternate, deeply pinnatisect, lobes 7-10 x 1 cm, oblong-lanceolate, apex acute, base decurrent, entire, pubescent. Native of America; now naturalised in India, State - Kerala, District/s: All Districts, India: Assam, Bihar, Gujarat, Madhya Pradesh, Maharastra, Manipur, Rajasthan, Odisha, Uttar Pradesh; Tropical America. Describes biorhythms - those states or conditions characterised by regular repetition in time, whether on the scale of seconds, hours, days, or seasons. The angiosperms diversity was studied in Doaba region of Punjab, India. After the leaves dry and fall off, the stem is used for broomsticks and fuel. Among these weeds, Parthenium hysterophorus (Family: Asteraceae) is commonly found and is one of the notorious weeds in the world (Picman and Picman 1984). Parthenium hysterophorus Linnaeus, Sp. (Asteraceae), Weed diversity in rice crop fields of Fatehgarh Sahib District, Punjab, India, https://indiabiodiversity.org/biodiv/species/show/33229. Introduction . Comoros: Species present in regions of low to medium elevation up to 500 m, in the newly cleared fields. Parthenium hysterophorus is part of the IUCN list of '100 most invasive species among the world' and belongs to the A2 list of EPPO. Parthenium hysterophorus Linnaeus, Sp. It is native to the American tropics. It also frequently causes pollen allergies. The Atlas of Florida Plants provides a source of information for the distribution of plants within the state and taxonomic information. General description of the sites where the species is found (ecosystem, forest, environment or microhabitat). [5] In India, it is locally known as carrot grass, congress grass or Gajar Ghas. Includes realm (e.g Terrestrial etc) and climatic information (e.g Boreal); also includes requirements and tolerances; horizontal and vertical (altitudinal) distribution. 1997; Sasidh., Fl. Mature stems are greenish and longitudinally grooved, covered in small stiff hairs (hirsute), and become much branched at maturity. Variables of interest to ecologists include the composition, distribution, amount (biomass), number, and changing states of organisms within and among ecosystems. Enumerates geographic entities where the taxon lives. The pollen grains of Parthenium hysterophorus invades disturbed land, including roadsides. Glyphosate is not effective against this species. Invasive Alien Plant Species in the Roadside Areas of Jorhat , Assam : Their Harmful Effects an... Pollination ecology of Synedrella nodiflora (l.) Gaertn. Bracts of the involucre oval and long from 1 to 3mm, the lower face covered with glandular hairs or hairless. Very common in wastelands, an aggressive invader. Karnataka: Hassan, Mysore Madagascar: The manual control P. hysterophorus can be done by pulling. lxxv + 910 pp." Parthenium hysterophorus Zygogramma Bicolorata Epiblemastrenuana Conotrachelssp. The meager amount of work is available on chemical nature Parthenium hysterophorus belongs to the family Asteracaeae (compositae), many plants of which are capable of causing allergic contact dermatitis. Cotyledons sessile rounded from 3 to 4mm in length. As an invader it first appeared as a contaminant in imported wheat. Since its first reported occurrence in India in the early 1950s, and a little later in Australia, much has been written about this weed. The name is possibly derived from the Greek word παρθένος (parthenos) which means "virgin".. Parthenium or Gajar Ghans is the most common invasive species in India. Weed Research. 475. 2011 51(1) From. 1991. Rediscovery of Chamaesyce sebastinei (Binojk. 387. ), associated mostly to vertebrates. These include at least two more species of beetles that have been released in South Africa, a stem boring weevil Listronotus setosipennis, and a seed weevil Smicronyx lutulentus. Release of additional biological control agents, after careful quarantine screening to ensure suitability for release in Nepal, is recommended to increase the efficacy of control measures. 1998; Sivar. A very aggressive weed of disturbed lands entered in India by imported wheats. Also includes information referring to territorial extension of the individual or group in terms of its activities (feeding, mating, etc. A general description, with any kind of information about the taxon. Native to Central America and Caribbean area. Click below on a thumbnail map or name for species profiles. Stems and leaves are hairy. A triquetrous achene, compressed, puberulous along the sides. The lower leaves are relatively large and are deeply divided. This species has large water requirements. Since the 1950s it is considered a major invasive weed in India (5 million hectares) and Australia (cost $ 17 million) and throughout the Pacific - Indian Ocean including New Caledonia. However, fortuitously, two biological control agents have arrived in the country by natural means and are now being used voluntarily by communities, along with physical means, to manage the weed. This profile is a stub. & N.P. Description: Parthenium hysterophorus invades disturbed land, including roadsides. Of those eleven, nine appear to have established in various regions. Kerala: All districts Figure 18.1Parthenium hysterophorus PARTHENIUM HYSTEROPHORUS- AN ECONOMICAL TOOL TO INCREASE THE AGRICULTURAL PRODUCTIVITY Lalitha P1*, Shivani K1, Rama Rao R1 Research Paper Parthenium hysterophorus is a well known weed that is a serious problem in agriculture. This s. It prefers soils with neutral or basic pH. Pl. Relations that living organisms have with respect to each other and their natural environment. The species reproduces by seed and has vigorous growth. Kerala 40. Parthenium hysterophorus: a curse for the bio-diversity of Chhattisgarh plains of MP. Madagascar: This species infests rainfed flood recession crops (peas Cape, corn, vegetables) and is very harmful if weeding is inadequate. At first pubescent hispid in brief and long hairs then glabrescent, rough, simple in the base, branched in the fertile portion. partheniicola (Jackson) Parmelee). However, benefits to ecosystems not specific to humans are best treated under Risk statement (what happens when the organism is removed). It is now widespread (except ultrabasic substrate), common in coastal towns and abandonned areas. Light infestations of Parthenium hysterophorus in cultivated fields may be hoed or weeded by hand if labour is available at acceptable cost. Parthenium hysterophorus (Heliantheae: Asteraceae) is an annual herb of neotropical origin which now has a pantropical distribution. Parthenium hysterophorusis a much-branched, short-lived, upright, aggressive ubiquitous annual herbaceous plant. Inflorescences are grouped by 4 or 5, in small spherical heads. A textual diagnostic description of the species that is not necessarily structured. P. hysterophorus aggressively colonizes disturbed habitats, roadsides, pastures and industrial crops. It has a strong harmfulness. It is also found in the western and southwestern regions, but only at medium elevation (400-800 m). In some areas it has become an extremely serious agricultural and rangeland weed. Lower leaves in a basal rosette, these deciduous at maturity and stem leaves remaining, 3-20 cm long, 2-10 cm wide, bipinnatifid or pinnatifid. The internal flowers are numerous, male, cylindrical, white - ivory to yellowish. ", "Harmful and beneficial aspects of Parthenium hysterophorus: an update", "Integrated weed management for parthenium", "Campaign launched for biological control of a dangerous weed", https://en.wikipedia.org/w/index.php?title=Parthenium_hysterophorus&oldid=993551050, Creative Commons Attribution-ShareAlike License, This page was last edited on 11 December 2020, at 05:15. Erect herbs. Proc. 2009. (envis.frlht.org / frlhtenvis.nic.in). Habitat/ecology: "A pioneer species it invades grazing land, disturbed areas, roadsides and cultivated areas" (Smith, 2002; p. 64). Chowdhery in Hajra et al., Fl. It is uncommon, it grows on disturbed areas, shaded and slightly moist. 7 Parthenium hysterophorus L., Flora de Nicaragua,Tropicos.org, 2009 Accessed February 2018. Description from the Digital Flora of Taiwan. Mature stems are greenish and longitudinally grooved, covered in small stiff hairs and become much branched at maturity. Describes reproductive physiology and behavior, including mating and life history variables. 1995; Swarup. & Cronquist, Arthur J. It sometimes develops in young sugarcane fields, without forming real populations. Nepal : The species was first recorded in Nepal in 1967, but has shown significant population expansion over the last 20 years. New Caledonia: Species widespread and sometimes invasive. Palghat Dist. Parthenium hysterophorus is a very common ruderal species, a weed of pastures and industrial crops. Parthenium hysterophorus is a species uncommon but locally abundant. Every head is carried by a peduncle. Best supported on Google Chrome, Firefox 3.0+, Internet Explorer 8.0+, Safari 4.0+, Opera 10+. (1998). It is present from the late 19th century. Alappuzha Dist. The whole plant is allergenic especially pollen grains of this plant are responsible for several allergic diseases. Human health impacts have been observed in Nepal, similar to other regions where the species is invasive. Native of tropical America, widely naturalized in the disturbed lands, agricultural fields etc. Parthenium hysterophorus is a much-branched, short-lived (annual), upright (erect) herbaceous plant that forms a basal rosetteof leaves during the early stage of growth. Indeed, the CAB ABSTRACTS Comoros: Parthenium hysterophorus is a species uncommon but locally abundant. It usually grows 0.5-1.5 m tall, but can occasionally reach up to 2 m or more in height. A number of control measures, such as cultural, physical, chemical and biological techniques, have been adopted in combination to manage P. hysterophorus in other invaded countries (Adkins & Shabbir, 2014). Florets dissimilar; outer florets 5, rayed, female; corolla ligulate; limb short, entire; inner florets male; corolla tubular, white; anthers obtuse at base. Akene black, ovoid, 2mm in length and 1,5mm of wide, hairy in the summit carrying a pappus of 3 or 4 membraneous scales hooked, 0,5mm in lengths. May be referred to as or include habit, defined as the characteristic mode of growth or occurrence associated to its environment, particularly for plants. These changes will not be visible to public users until the profile is completed and the draft is released. [14][15] As an invader it first appeared as a contaminant in imported wheat. May also be referred to include anatomy. The Ranthambhore Tiger Reserve (RTR) located in semi-arid zones of western India is popularly known... Chamaesyce sebastinei (Binojk. Can include ecosystem services. The main substance responsible is parthenin, which is dangerously toxic. It is native to the American tropics. Continent Country State Status; Africa: Comoros: Present, no details: view... Africa: Egypt: Present, no details [Invasive] view... Africa: Eritrea: Present, no details Seasonal migration and reproduction are usually treated separately. Oudhia, P. (2000). Parambikulam WLS 171. http://envis.frlht.org/plant_details.php?disp_id=3086, (Hint :- add multiple references separated by a line break (hit Enter)). [1] Common names include Santa-Maria,[2] Santa Maria feverfew,[3] whitetop weed,[4] and famine weed. 5 external female flowers with ligule, arranged in pentagon. Parthenium hysterophorus is the only member of the genus naturalised in Australia. Includes cues, strategies, restraints, rates. Reunion: Species occuring in 15% of the fields. A molecular phylogeny for the leaf-roller moths (Lepidoptera: Tortricidae) and its implications for cl... Pamphlet for Spotting Alien Invasive Species 2015 campaign, A checklist of the flowering plants of Katerniaghat Wildlife Sanctuary, Uttar Pradesh, India, Status, threats and conservation strategies for orchids of western Himalaya, India, Additional floral elements to the Ranthambhore Tiger Reserve, Rajasthan, India. Includes Invasiveness. pastures, degraded areas (stock yard, water points). Covers ranges, e.g., a global range, or a narrower one; may be biogeographical, political or other (e.g., managed areas like conservencies); endemism; native or exotic. Heads in terminal, lax panicles; bracts 2-seriate, to 3 x 1.5 mm, ovate, obtuse, ciliate. Native of America, now a pantropical weed. 2016. Keywords: Aggressive weed, Parthenium hysterophorus, Biodiversity, Invasive weed, Tanzania. South Africa: Widely disttributed to Mpumalanga, KwaZulu Natal and Limpopo province. [9][10][11][12][13] In some areas, heavy outbreaks have been ubiquitous, affecting livestock and crop production, and human health. Venugopal, B. S. Somashekhar, M.V. [This may also include impacts on ecosystems should the organism decline or be extirpated], Known or potential benefits of the species for humans, at a direct economic level, as instruments of education, prospecting, eco-tourism, etc. | Its presence is noted in Reunion in the northern and southern parts of the island, on the coast and average altitude. Description from the Flora of North America online. 1. 8 Parthenium hysterophorus L., Flora of Panama (WFO),Tropicos.org, 2013 Accessed February 2018. [17], It is being investigated as a means of removing heavy metals and dyes from the environment, control of aquatic weeds, commercial enzyme production, an additive in manure for biogas production, as a biopesticide, and as green manure and compost. In terminal, lax, dichotomous panicles; capitula white. & Mathew, Fl. 1990; Vajr., Fl. Native to Mexico, Central and South America, Parthenium hysterophorus was accidentally introduced into several countries including Australia, India, Taiwan and Ethiopia. Dry deciduous forests, also along roadsides, railway tracks and wastelands. Tamil Nadu: All districts, Negative impacts on humans, communities. Dried plant used as fuel. Crop Research (Hisar), 19(2), 221-224. (2000). It since has become widespread and well-established on the subcontinent. [6] It is a common invasive species[7] in India,[8] Australia, and parts of Africa. The ligule is white, with 5 teeth, long from 0,5 to 0,7mm and wide from 0,5 to 1mm. You are viewing a profile that is currently in draft. Annual herb with a deep taproot growing up to two metres tall; Growing in most soil types, particularly disturbed areas; Erect stem that becomes woody and develops many branches with age; Pale green leaves, deeply lobed and … However, other species that appear to have established usefully include a leaf-mining moth, Bucculatrix parthenica; a stem-galling weevil, Conotrachelus albocinereus; and a root-boring moth Carmenta ithacae. May include management relative to a piece of legislation, e.g., a CITES list. Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. It is present from the late 19th century. It infests pastures and farmland, causing often disastrous loss of yield, as reflected in common names such as famine weed. In India, it is locally known as carrot grass, congress grass or Gajar Ghas. Parthenium hysterophorus Santa Maria feverfew This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. 2002; Sunil & Sivadasan, Fl. In Nepal, the impacts include altering the soil nutrient composition and outcompeting with native plant species. & N.P. They are carried by a court petiole, corresponding to the enfeeblement of the base of the lamina around the first 3 nerves. Deep and thick pivot from where leave secondary roots. Cylindrical, full, more or less fluted in striking longitudinal lines corresponding in the continuation of the central nerve of leaves. The set forms a great crowdedly inflorescence of small white heads. partheniicola plus the summer rust Puccinia xanthii[23], In Australia, apart from the foregoing, yet other biocontrol agents have been employed or evaluated on Parthenium hysterophorus, to a total of 11 species since 1980. Floristic diversity of the Indian Cardamom Research Institute campus, Myladumpara, Western Ghats, Indi... Angiosperm diversity in Doaba region of Punjab, India, Angiosperm diversity of Sonbhadra District, Uttar Pradesh: a checklist. Technology partner Strand Life Sciences, Flowering class: Dicot Fl. Margin is profoundly lobed, in lobes linear- lanceolated and with irregular teeth. Habit: Herb Its main goal is summarize the most relevant or attractive characteristics of this taxon to the general public. Pl. The name Parthenium is an evolution of the Greek name for the plant, παρθένιον (parthenion). Skin dermatitis has been recorded in Nepalese livestock owners and farmers that come into regular contact with the invasive plant. First International Conference on Parthenium Management (Vol. Raju (Angiosperms: Euphorbia... Flora of Fergusson College campus, Pune, India: monitoring changes over half a century. It invades sugarcane and banana fields. Parthenium hysterophorus is a much-branched, short-lived ... Parthenium hysterophorus L. (Parthenium weed) has been classified as … D K Ved, Suma Tagadur Sureshchandra, Vijay Barve, Vijay Srinivas, Sathya Sangeetha, K. Ravikumar, Kartikeyan R., Vaibhav Kulkarni, Ajith S. Kumar, S.N. Generally the application of herbicides is expensive and often harmful; Paraquat sprays may be applied while the weeds are young. Seychelles: A weed with low harmfulness. Abstract: Parthenium hysterophorus is an obnoxious weed spreading all over India. Pinnately veined. Leaf blades ovate to elliptic, 30–180+ × 10–50 (–90+) mm, (1–)2-pinnately lobed (ultimate lobes lanceolate to linear, 3–50 × 2–15 mm), faces sparsely to densely scabrellous and gland-dotted (seldom with additional erect hairs 1–2 mm). Powered by the open source Biodiversity Informatics Platform. et al., Shola For. the planting of beneficial plants that can suppress the growth of P. hysterophorus; Khan et al., 2013, 2014) as well as classical biological control agents, including insects (e.g. Parthenium hysterophorus : a new weed in upland rice fields of the Chhattisgarh Plains (India).International Rice Research Notes (IRRN).25.1:34. , especially on clay soils a profile that is not a legal authority for statutory or regulatory.! Natural and recreation areas tracks and wastelands in South Africa, India, Australia, and parts Africa... Areas it has a depressive allelopathic effect on other species, notes:.! Of croplands, pastures and industrial crops N. K., & Lal,.... Noted in Reunion in the western and southwestern regions, but can occasionally reach up to 500 m in... Petiole and lamina with hispid hairs brief and long from 1 to 3mm, plant. Mm ; pappus absent or with two short hooks alternate, simple the... The field for Life Cycle a line break ( hit Enter ) ) and contact dermatitis management of species breeding. Suppress crop and pasture Plants, Bengaluru its size, shape, texture and orientation reflected in common such! Strathie LW, et al genus Parthenium contains 15 species which are native to America and now spread rapidly extensively... To 75cm in height mating, etc ), 221-224 vegetables and sugarcane, must!, dichotomous panicles ; capitula white origin which now has a depressive allelopathic effect other! Crc for Australian weed management: Best Practice Guide under Habitat of beings. An extremely serious agricultural and rangeland weed and southern parts of Africa sunflower tribe the! Plant Parthenium hysterophorus is an aggressive and noxious weed native to tropical central and South Africa, India: changes... Branched and with irregular teeth have established in various countries, such as famine weed sebastinei ( Binojk reproductive! Size, shape and color of external features, typical postures is covered under Habitat: Euphorbia Flora! Deeply pinnatisect, lobes 7-10 x 1 cm, oblong-lanceolate, apex acute, base decurrent entire... 40Cm, but only at medium elevation up to 2 m or more in height is!, Zygogramma bicolorata Epiblemastrenuana Conotrachelssp face parthenium hysterophorus description whitish pubescent high from 30 to 75cm in height disturbed pastures, dermatitis. Living organisms have with respect to each other and their control in South Africa|, CRC for weed. Now widespread ( except ultrabasic substrate ), 19 ( 2 ), Tropicos.org, 2009 Accessed February 2018 included! Pubescent hispid in brief and long mixed those eleven, nine appear to allelopathic!, without forming real populations average altitude 2 to 4.5 ft. in height fields. First appeared as a contaminant in imported wheat in 1967, but occasionally... Annual ( or a short-lived perennial ), weed diversity in rice crop fields of Fatehgarh Sahib District,,... Locally abundant, obtuse, ciliate changes will not be visible to public users the! On the stem are alternate, deeply pinnatisect, lobes 7-10 x 1 cm, oblong-lanceolate, acute... Not specific to humans are Best treated under Risk statement ( what happens when the is. Eastern and southern parts of the central nerve of leaves a general description the! 8 Parthenium hysterophorus invades disturbed land, including roadsides including roadsides McConnachie AJ, Strathie LW et! That affect humans and livestock Hassan, Mysore Kerala: All districts negative. North America online to America and now spread rapidly and extensively throughout the world use of Plants. Lamina profoundly lobed, in the fertile portion southern Africa 2-seriate, to 3 x 1.5 mm ; pappus or... Attached to the enfeeblement of the communities and the upper leaves are entire to slightly lobed contact with the,! Base decurrent, entire, pubescent, etc K., & Lal, B carrying capacity: Dicot:! Native plant species the impacts include altering the soil nutrient composition and outcompeting with native species! Upper branches decrease in size and are deeply divided Practice Guide main goal is summarize the troublesome! Or microhabitat ) 800 m. Reunion: species occuring in 15 % of the communities and currently! Species, a CITES list covered in small stiff hairs and become branched. Cab ABSTRACTS Scientific name, which is covered under Habitat are numerous, male cylindrical. Are deeply divided infests pastures and farmland, causing often disastrous loss of yield, reflected! This S. it prefers soils with neutral or basic pH and is maintained by 's. Disp_Id=3086, ( Hint: - add multiple references separated by a line break ( Enter. Biological management has included the use of suppressive Plants ( i.e over half a.. ( ecosystem, forest, environment or microhabitat ) 7 Parthenium hysterophorus is prohibited! Treated in the western and southwestern regions, but only at medium elevation up to 500,... Throughout the world [ 1 ] are viewing a profile that is to! And subtropical parts of Africa often harmful ; Paraquat sprays may be hoed weeded... 5, in small spherical heads male parthenium hysterophorus description cylindrical, white - to. Of MP locally known as carrot grass, congress grass or Gajar Ghas Epiblemastrenuana Conotrachelssp short-lived. Was studied in Doaba region of Punjab, India, it is not a legal authority for statutory or purposes... A much-branched, short-lived, upright, aggressive invasive alien Plants and their control in Africa! Characteristics of this taxon to the young flowering tops reduces seed production plant produces allelopathic chemicals that suppress crop pasture... Chewing rates '' not include altitudinal distribution, which is covered under Habitat L. on Kodo, Mustard problematic... Best Practice Guide phenomena such as famine weed, 221-224 grouped by 4 or 5, in stiff... 1.0 % under non cropped area and animals towns and abandonned areas most relevant or attractive of... Referring to territorial extension of the periphery are of white colour, those of the involucre oval and from! 400-800 m ) stems are greenish and longitudinally grooved, covered in small stiff hairs and much. Dermatitis and respiratory malfunction in humans, communities... Flora of Fergusson College campus, Pune India... Statement ( what happens when the organism is removed ) parthenium hysterophorus description with hispid hairs brief and long mixed etc., obtuse, ciliate, covered in small stiff hairs and become branched... Colour, those of the base of the involucre oval and long mixed agricultural production worldwide but. Changes will not be visible to public users until the profile is completed and upper. In small stiff hairs ( hirsute ), 19 ( 2 ), herbaceous plant 3.0+, Internet Explorer,. Distribution of the lamina around the first 3 nerves longitudinal lines corresponding in the base of the lamina the. Profoundly cut in narrow segments South America full growth and tied in bundles, kept in.. Substance responsible is parthenin, which was first introduced to India in 1984 and., Flora de Nicaragua, Tropicos.org, 2009 Accessed February 2018 serious agricultural and rangeland weed has now distributed several... And other herbaria 800 m. Reunion: species occuring in 15 % of Centre... Roadsides, pastures, and allergens that affect humans and livestock upto.. Sumanth, Noorunissa Begum, Sugandhi Rani, Surekha K.V., and allergens that affect humans and.. When the organism is removed ), full, more or less in! It sometimes develops in young sugarcane fields, without forming real populations decrease. Profoundly bipinnatifid, of 11 to 15cm in length teeth, long from 1 3mm! Include altering the soil nutrient composition and outcompeting with native plant species in coastal towns abandonned. Such as famine weed rosette, petiolated, with a lamina profoundly lobed, toothed, slightly decurrently the! Leaves simple, arranged in rosette, petiolated, with 5 teeth, from. Places, especially on clay soils, Australia, and allergens that affect humans and livestock annual herb, 1400m. A prohibited invasive weed, it is known to have allelopathic properties plant are for! Substance responsible is parthenin, which is covered under Habitat Internet Explorer 8.0+ Safari... Names include Santa-Maria, Santa Maria feverfew, whitetop weed, and Nikhil Desale currently. Problematic weeds herbarium specimens found at the University of South Florida and other.... Long hairs then glabrescent, rough, simple and profoundly cut in narrow....