Stems branched, prostrate at base, erect above, rooting at nodes, densely uncinate. It is unique in that it produces both above and below. Commelina benghalensis, thrombolytic, cytotoxic, clot lysis. This species is regarded as an environmental weed in southeastern queensland and northern new south wales. Growth and reproduction of benghal dayflower commelina.
Young commelina benghalensis plant, displaying the distinctive leaf blade that is characteristically shorter and wider than other commelina spp. The potential of commelina benghalensis as a forage for. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. Commelina benghalensis can be an annual or perennial herb. Commelina benghalensis, commonly known as the benghal dayflower, tropical spiderwort, or wandering jew, is a perennial herb native to tropical asia and africa. It has been widely introduced to areas outside its native range, including to the neotropics, hawaii, the west indies and to both coasts of north america. Biological, cultural and environmental factors that. There are no published records of biocontrol attempts against ts involving. It can be propagated easily by cutting the stem nodes and by pressing them into wet, sandy. Mainly two types of thrombosis based according to the site of clot formation and these arevenous thrombosis and arterial thrombosis. Keni identification guide general commelina benghalensis is a herbaceous perennial plant, with long, creeping, succulent stems that can be 60 90cm long.
Tropical spiderwort was first observed in the continental usa in 1928 faden, 1993 and was designated a federal noxious weed in. The alternative management to maximize the weed control spectrum without increasing the resistance is the association of different herbicides in the tank, since the isolated control of glyphosate for commelina benghalensis has not demonstrated efficacy, since it has presented tolerance to this herbicide. Commelina benghalensis combeoverview eppo global database. Identification and control 3 must be 16 in height before using valor. Pdf physiologycal germination aspects of commelina. Project methods the proposed research will produce the following expected outcomes. Commelina benghalensis wikipedia, a enciclopedia livre. It is found in wet and dry lands making it a troublesome weed in arable and plantation crops. Vista geral da planta no detalhe, a flor plant overview in the detail, the flower infestando a cultura do amendoim infesting peanut culture. General information about commelina benghalensis combe western asia, indian subcontinent, china, japan, korea, southeast asia, africa from sahara southwards. The present data provides the basis that leaf extract of commelina benghalensis l can also be used for therapeutic purposes against common pathogenic microbes. The inhibitory activity was evaluated using a spectrophotometric assay by observing.
Its management is notoriously difficult because of its ability to regenerate from small fragments and its tolerance to glyphosate applications. This study aimed to evaluate the effects of three weed management techniques on weed development, using the weeds bidens pilosa and commelina benghalensis, in competition with organic corn mowing at the threeleaf stage 14 days after. Phytoremediation of xylene polluted environment, using a. Numerous and frequentlyupdated resource results are available from this search. The stem juice of floscopa scandens is put in sore eyes. Benghal dayflower in english indian dayflower in english indian. Commelina benghalensis can be an annual or perennial herb, depending on climatic conditions. Tropical spiderwort invades areas with moist soil, especially crop fields and pastures, but can also attack roadsides, grasslands, and other disturbed areas. Commelina benghalensis is native to asia and africa and was first found in the meotlachlor states in there it can be found from near sea level up to metres. Commelina benghalensis tropical spiderwort or benghal dayflower has become increasingly important, gaining pest significance in agronomic production systems in the southeastern coastal plain of the united states of america usa in crops such as cotton gossypium spp. Digitaria insularisi and trapoeraba commelina benghalensis on the germination and initial growth of corn seedlings.
Though not commonly reported to invade natural areas, this rapidly reproducing plant is considered one of the most troublesome weeds for 25 crops in 29 different countries. Management of bidens pilosa and commelina benghalensis in. Top of page confusion can occur with a number of other weedy commelina species, but the following combination of characters may be used to distinguish c. Pharmacognostic and phytochemical analysis of commelina. Efficacy of herbicides in the control of commelina.
In tropical asia and africa, commelina benghalensis is a native plant and is known to. Appearance commelina benghalensis, or tropical spiderwort, is an annual or perennial, creeping herb that is on the federal noxious weed list. Commelina benghalensis is a spreading, annual herb, which is sparsely and shortly pubescent, sometimes bearing subterranean runners with selfpollinating, reduced flowers and thin roots. These species can be distinguished by the following differences. Second, we expect to have a more complete understanding of the cultural factors that are important for the invasion, establishment, development and persistence of c. Commelina benghalensis an overview sciencedirect topics. Hairy wandering jew commelina benghalensis is very similar to the native wandering jews commelina diffusa and commelina lanceolata. It is a monocot and is similar in appearance to sedges. Commelina benghalensis benghal dayflower this plant can be weedy or invasive according to the authoritative sources noted below. It has also invaded conservation areas in northern new south wales e. Faden, robert 2006, commelina, em flora of north america editorial committee, eds. The leaves are smooth on both sides, lilylike in shape, 3 7 cm long and 2 4 cm wide. Introduction thrombosis is the formation or presence of a blood clot in a blood vessel. Growth and reproduction of benghal dayflower commelina benghalensisin response to drought stress theodore m.
Phytoremediation of xylene polluted environment, using a macrophyte commelina benghalensis l. The institute of food and agricultural sciences ifas is an equal opportunity institution authorized to provide research, educational information and other services only to individuals and institutions that function with nondiscrimination with respect to race, creed, color, religion, age, disability, sex, sexual orientation, marital status, national origin, political opinions or affiliations. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Recently germinated commelina benghalensis seedling with threadlike cotyledonary stalk. Host status of tropical spiderwort commelina benghalensis for nematodes r. All structured data from the file and property namespaces is available under the creative commons cc0 license.
Dual magnum will be the foundation of benghal dayflower control programs. Host status of tropical spiderwort commelina benghalensis. Benghal dayflower, commelina benghalensis commelinales. Hairy commelina commelina benghalensis is listed among the top 200 invasive plants in southeastern queensland and is a common weed of waterways and riparian areas in this region. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle. It was the essential driving force for better treatment from ancient time. First, we expect to gain an understanding of the biological factors that impact spread of commelina benghalensis. Digitaria insularisi and trapoeraba commelina benghalensis on the germination and initial growth of corn. Pdf efficiency of glyphosate in the control of commelina. General information commelina benghalensis is a herbaceous perennial plant, with long, creeping, succulent stems that can be 60 90cm long. Thrombolytic and cytotoxic activity of methanolic extract of.
Fungi on commelina benghalensis from brazil, with notes on. Such weeds can threaten groundnut cultivation throughout the region. Commelina benghalensis, commonly known as the benghal dayflower, tropical spiderwort, or wandering jew, kanshira in bengali, is a perennial herb native to tropical asia and africa. Delaying applications until later in the season treating larger plants will reduce the effectiveness of the herbicide application. Pdf commelina benghalensis and cyperus rotundus treated. Commelina benghalensis tropical spiderwort ts is an invasive herbaceous plant, native to south and southeast asia and one of the worst agricultural weeds in the tropics. Commelina benghalensis and cyperus rotundus treated with glyphosate in shaded environments article pdf available in planta daninha 311.
It megolachlor especially problematic in pastures and crop fields where it forms dense, pure stands that can smother other plants such as lowgrowing crops. Photo by herb pilcher, usda agricultural research service, tifton, ga. Pdf dormancy breaking in commelina benghalensis seeds. Commelina benghalensis vahl common names benghal dayflower in english benghal dayflower in language. The plant has also been widely introduced beyond its range to the neotropics. The succulent stems of tropical spiderwort are creep. Efficacy of herbicides in the control of commelina benghalensis. This page was last edited on 10 december 2014, at 21. Commelina benghalensis health effects and herbal facts. It is a prostrate or scrambling ascending herb of about 1m in height. This page was last edited on 10 december 2019, at 15. Mowing is one of the most important methods used to control weeds in organic farming, under the notillage system. This study was aimed at evaluating the effect of subfractions of acetone extracts of cb stems on growthassociated molecular events of apoptosis and cell division cycle of jurkatt jt cells. The roots of commelina obliqua are used as antidote to snake poison.
Leaves of commelina are edible and fried with gram flour as pakoras. Wikimedia commons has media related benghaalensis commelina benghalensis. In malawi, several types of grasses are a problem for groundnut early in the growing season, which extends from december to about february. Pdf for a very long time, plants have been used worldwide as a natural medicine to. Commelina benghalensis is a widely distributed herbaceous weed that commonly invades agricultural sites and disturbed areas. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria.
Analysis of phytoconstituents and antimicrobial properties. Introduction commelina benghalesis is a common, widespread weed found throughout southern africa, tropical africa and asia and it is difficult to eradicate in cultivated areas because of its subterranean, seedbearing capsules. Tropical spiderwort has recently become the most troublesome weed in georgia cotton. To evaluate the potential of commelina benghalensis as a forage for ruminants, effects of plant maturity on chemical composition, rumen degradability as well as its increased dietary inclusion level on intake, digestibility and n balance in sheep fed sorghum almum were investigated with forage obtained from the wild, reestablished and harvested at 6, 10 and 14 weeks of growth. While every care is taken to ensure the accuracy of this information, deedi does not invite reliance upon it, nor accept responsibility for any loss or damage caused by commelima based on it. Tropical spiderwort commelina benghalensis control in. Leaf sheaths of commelina benghalensis that are topped with the characteristic red hairs. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 233742 with original publication details. It can exceed its normal height if given more water. Commelina benghalensis is a wideranging plant, being native to tropical and subtropical asia and africa, an area otherwise known as the paleotropics. The soil is characterized as a dystrophic red latosol with a clayey texture. Efficiency of glyphosate in the control of commelina benghalensis and commelina diffusa. The rhizomes of commelina benghalensis are used as vegetable.
Department of agricultureagricultural research service, crop protection and management research unit, p. In its native habitat it is a perennial weed but acts as an annual in the more temperate regions of the usa prostko et al. Many species of murdannia, aneilema and commelina are used in leprosy. Believed to be native only to tropical asia and africa, commelina benghalensis is a widely distributed herbaceous weed that commonly invades agricultural sites and disturbed areas. Grey greenhouse experiments were conducted to evaluate growth and reproduction of benghal dayflower in response to daily.
60 589 1069 296 1066 158 1114 1186 1433 135 1401 725 1371 248 491 1322 628 469 1097 1120 66 412 705 904 956 1228 836 1266 369 1492 832 268 292 1136 189 259