The genus lactuca consists of about 100 species, 3 of which lactuca serriola l. Wild lettuce lactuca virosa and lactuca serriola tnwoman tanya neill. The current invention concerns a lactuca sativa plant resistant to bremia lactucae, characterized in that the bremia resistance locus is linked to a genetic determinant and obtainable from the genome of a wild lactuca plant, preferably from the genome of lactuca serriola. We do not use these to store personal information about you. Lactuca sativa article about lactuca sativa by the free. Research article genetic transformation and hairy root induction enhance the antioxidant potential of lactuca serriola l. Genetic transformation and hairy root induction enhance. Lactuca serriola prickly lettuce pfaf plant database. The invention further relates to parts of the plants, in particular to the seeds and to other propagation material, and to progeny of the plants. We have examined the constituents of latex from lactuca sativa lettuce cv. Its true native range is not clear, but it is considered to be a native of the eastern and central parts of north america. An illustrated flora of the northern united states, canada and the british possessions, from newfoundland to the parallel of the southern boundary of.
Inner bark anodyne 97 wood betony stachys officinalis herb nervine 98 wormwood artemisia absinthium herb vermifuge 99 yarrow achillea millefolium herb diaphoretic 100 yellow dock rumex crispus root alterative. The present study aimed at enhancing the production of phenolics and flavonoids by hairy root cultures in lactuca serriola lactuca serriola l. A sesquiterpene ester from lactuca serriola sciencedirect. Lactuca serriola lacsedocuments eppo global database. Us8816158b2 resistance to nasonovia ribisnigri biotype 1. It is in flower from july to september, and the seeds ripen from august to september. Metabolite profiling of sesquiterpene lactones from. Plants are lowgrowing rosettes when young, and grow erect upon maturity reaching about 6 feet in height, with several branches towards the top of the main stem.
Wounding leaves or stems of lactucaspecies releases a milky latex onto the plant surface. Most seedlings emerge in autumn and form overwintering rosettes, with a smaller peak of. Leaves clasping, oblong to oblanceolate, 520 cm long, prickly below and on the margins, dentate and sometimes with remote, deltoid lobes. This medicinal lettuce has been widely used since ancient greece. Prickly lettuce lactuca serriola interference and seed production in soybeans and winter wheat volume 54 issue 3 susan weaver, kerry cluney, michael downs, eric page. Research article pharmacological effects of lactuca. Characterization of new highly virulent german isolates of. Documents about lactuca serriola lacse this website uses cookies our website uses cookies to ensure that we give you the best possible online experience. Lactuca serriola, also called prickly lettuce, milk thistle not to be confused with silybum marianum, also called milk thistle, compass plant, and scarole, is an annual or biennial plant in the dandelion tribe within the daisy family. Lactuca serriola in the germplasm resources information network grin, u. Department of agriculture agricultural research service.
The aerial parts of lactuca serriola yielded a new guaiane ester together with five known guaianolides. Pdf effects of some environment factors on wild lettuce. The species is hermaphrodite has both male and female organs. The current research aimed to present the evaluation of the underground parts of two widespread plants in bulgaria prickly lettuce lactuca serriola l. The record derives from tica data supplied on 20120211 which reports it as an accepted name record 5f860fc7c1564ebbbb51ba5ca4ac1989 with original publication details. The major components were shown to be novel 15oxalyl and 8sulfate conjugates of the guaianolide sesquiterpene lactones, lactucin, deoxylactucin, and lactucopicrin. Us20200029523a1 lactuca sativa with bremia lactucae. Lactuca indica wikispecies wikispecies, free species. How to identify and process wild lettuce for natural pain. Lactuca serriola prickly lettuce, compass plant is a winter or summer annual, introduced to canada from eurasia, and found in all provinces except newfoundland. The vos were extracted by hydrodistillation and analyzed by gcms.
Wild lettuce also known as lactuca virosa is a plant where the leaves, sap, and seed are used to make medicine. The genus includes at least 50 species, distributed. Wild lettuce has been extensively studied and repeatedly shown to reduce pain. Alternative sources of natural rubber are of importance due to economic, biological, and political threats that could diminish supplies of this resource. Genetic and biochemical evaluation of natural rubber from. Compositae is an herbaceous species, known by several vernacular names, that is, prickly lettuce. Does coinoculation of lactuca serriola with endophytic.
Lactuca serriola wikispecies wikispecies, free species. Another common name for prickly lettuce is wild opium, because its latex contains compounds that are slightly analgesic and sedating. Prickly lettuce differs from lactuca canadensis tall or canada lettuce by its bluegreen foliage and the prickles on the undersides of its leaves. The present study aimed at enhancing the production of phenolics and flavonoids by hairy root cultures in lactuca serriola. It is the closest wild relative of cultivated lettuce.
The isolate deg2 showed the highest level of virulence. Hence, the present study aimed to characterize the vos chemical composition from the aerial parts of l. Hybridization rates between lettuce lactuca sativa and. It occupies a variety of disturbed sites, and is becoming an increasing problem in crops grown with reduced t illage. If you would like to help collect data for this or other plants, see bloom clock projecthow to contribute for orientation. Lettuce cultivars are classified into horticultural types based on head and leaf shape. Download fulltext pdf effects of some environment factors on wild lettuce lactuca serriola germination article pdf available in journal of plant protection research 254. The present invention relates to lettuce lactuca sativa l. What most people dont know about wild lettuce survivopedia. Stems are thick and hairless, and exude a milky sap when cut. It is maist eften growed as a leaf vegetable, but whiles for its stem an seeds. Lettuce lactuca sativa is an annual plant o the daisy faimily, asteraceae. Let us appreciate wild lettuce april 30, 20 by erica m. This page is a profile for the plant species lactuca serriola, used to collect records of where and when this plant was observed blooming, and for providing identification information for use in dichotomous keys.
Lactuca, commonly known as lettuce, is a genus of flowering plants in the daisy family, asteraceae. The current invention also relates to seed and other plant material obtainable from this plant as well as to a. Wild lettuce lactuca virosa and lactuca serriola youtube. It has a slightly fetid odor and is commonly considered a weed of orchards, roadsides and field crops. Development of estssr markers for the study of population. Knapp a, a the center for applied genetic technologies, university of georgia, 111 riverbend road, athens, ga, usa. The present study was undertaken to explore the effect of methanol extract of l. Lactuca canadensis is a species of wild lettuce known by the common names, canada lettuce, canada wild lettuce, tall lettuce, and florida blue lettuce. Lettuce is maist eften uised for salads, awtho it is an aa seen in ither kinds o fuid, such as soups, sandwiches an wraps. Lactuca indica in the germplasm resources information network grin, u. Molecules free fulltext sedative effects of latexes. This study aimed to evaluate the sedative effects and analyze the chemical compositions of latexes obtained from some lactuca species growing in turkey. Distinguishing features panicles of pale yellow flowerheads are produced from the central stem and upper.
Lactuca sativa, an annual vegetable of the family compositae. While the plant will relieve pain, dont expect the hardcore sedative effects of opium. In this study, the effects of single and coinoculation of lactuca serriola with an arbuscular mycorrhizal am fungus, rhizoglomus intraradices, and endophytic fungi, mucor sp. Lactuca serriola prickly lettuce part 1 of 2 duration. The degree of relationships withinlactuca sativa and three wild relativesl. Prickly lettuce lactuca serriola interference and seed. It is more comparable to a high dosage of ibuprofen. Distinguishing features panicles of pale yellow flowerheads are produced from the central stem and upper side stems making this plant easy to identify. In 430 bc 2447 years ago hippocrates, known as the father of modern medicine, wrote about the painrelieving effects of the plants milky sap. Ali,5,6 mohamed elshikh,5 jacques witczak,2 and margaret ahmad2,7 1botany department, faculty of science, tanta university, tanta, egypt 2umr cnrs 8256 b2a, ibps. It naturalized in the western part of the continent as well as in eurasia. Davis 11 comments foraging prickly lettuce is an art, and one i look forward to each spring, ever since the day i graduated from beatup, bitter rosettes to the tender carpets of young lettuce greens found in fields and old agricultural places on the plains.
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