A diet of c spectabilis seeds leads to pulmonary hypertension. Shealy, animal husbandman department of animal husbandry florida agricultural experi. Electron microscopy ofcrotalaria pulmonary hypertension j. The structure of monocrotaline, the alkaloid in crotalaria spectabilis. Barhrm could work well as a sequencingfree method for plant identification. See status, confidence level, source for definitions.
Click on an acronym to view each weed list, or click here for a composite list of weeds of the u. It has been introduced as a crop plant in many tropical areas and has. Dix arnold, assistant in dairy investigations and a. Fast and reliable detection of toxic crotalaria spectabilis roth. It is poisonous to livestock, and contaminates human food. Showy rattlebox can be poisonous to livestock, particularly when. Crotalaria spectabilis federated states of micronesia kosrae island kosrae island introduced invasive.
Crotalaria macrophylla wienmann crotalaria retzii hitchc. Pulmonary hypertension with resulting right ventricular hypertrophy has been produced in rats by administration of crotalaria spectabilis seeds or extracted monocrotaline pyrrole and by chronic or. The diseases caused have many names including walkabout, kimberley horse disease, stywesiekte and. Fact sheets are available from department of employment, economic development and innovation deedi service centres and our customer service centre telephone 25 23. Past research efforts have shown that the soft, lignified fibers produced in the stem of sunn hemp could be utilized in the manufacturing of pulp and paper, and more recent efforts have indicated that other potential products can be developed from these fibers. Crotalaria spectabilis erect subshrub having purpletinted flowers and an inflated pod in which the ripe seeds rattle.
It was introduced as a soil building cover crop on sandy soils. A few native and several exotic nonnative species of crotalaria may be found in the coastal southeast. Gambia pea crotalaria goreensis invades disturbed open woodlands, grasslands, floodplains and river banks and can prevent the regeneration of native species in these habitats. Eight of the 11 test rats showed morphological evidence of pulmonary arterial hypertension in the form of right ventricular hypertrophy. Crotalaria spectabilis was rejected entirely by 5 dif ferent cows allowed access to the pasture during one or another of 5 tours. Plants profile for crotalaria spectabilis showy rattlebox.
Crotalaria spectabilis a few native and several exotic nonnative species of crotalaria may be found in the coastal southeast. Stems terete, thick, densely rusty appressed pubescent. By 34 days and after pulmonary arterial injection, right ventricular hypertrophy was demonstrated with an increase in pulmonary arterial medial muscle, a reduced number of small arteries and ghost. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The results can also be downloaded as a csv file unicode utf8 encoding. Crotalaria definition of crotalaria by the free dictionary. They all contain pyrrolizidine alkaloids which cause damage in liver, lungs and in pigs in the kidney. Its original native range is unclear, probably including tropical asia, africa and australia. Pdf the genus crotalaria fabaceae in alabama researchgate. Pdf the present communication deals with flowering phenology, floral morphology, and pollen biology of crotalaria spectabilis roth. An annual shrub, found in the southern united states as a cover crop. United states, fl, columbia co, osceola national forest.
This species can best be distinguished by the colour of the flower pale yellow or creamish vs. Full text get a printable copy pdf file of the complete article 1. Cultivation 4 soil and harvestingmoisture requirements 4 palatability to livestock. The findings were compared with those obtained from nine control rats. Electron microscopy of crotalaria pulmonary hypertension. Leaves simple, elliptic, rhombicobovate, or oblanceolate, 5. The findings were compared with those obtained from nine control rats given a normal diet.
Severe and gradually increasing pulmonary hypertension is produced by intravenous or subcutaneous injection of the monocrotaline pyrrole from c. Ini nga species ginbahin ha masunod nga subspecies. The record derives from ildis data supplied on 20100714 which reports it as an accepted name record 6024. This annual weed prefers open, sunny sites and is found in disturbed areas, pastures, roadsides and open pine forests. An annual shrub, found in the southern united states as a cover crop, called crotalaria spectabilis, bears stems, foliage, and seeds containing the pyrrolizidine alkaloid monocrotaline which produces experimental pulmonary hypertension. Crotalaria is a poor host to many plantparasitic nematodes including meloidogyne spp. Usually bright yellow in crotalaria brevidens, the calyx glabrous versus often puberulous, and the fruit diameter 1. Three jersey cows were used in the haypalatability trials with eight species of crotalaria from october 21 to november 16, 1932. Pulmonary hypertension has been induced in rats by feeding them the seeds of crotalaria spectabilis for 34 days, when some were killed and others left to recover for 14, 31 or 54 days. Media in category crotalaria retusa the following 75 files are in this category, out of 75 total. Crotalaria spectabilis roth is an accepted name this name is the accepted name of a species in the genus crotalaria family leguminosae.
Crotalaria spectabilis florida natural areas inventory. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. Crotalaria spectabilis was rejected entirely by 5 dif. Browse pictures and read growth cultivation information about crotolaria species, rattlebox, showy rattlepod, cats bell crotalaria spectabilis supplied by member gardeners in the plantfiles da. An crotalaria spectabilis in uska species han magnoliopsida nga ginhulagway ni albrecht wilhelm roth.
The structure of monocrotaline, the alkaloid in crotalaria spectabilis and crotalaria retusa. The lungs of 11 rats fed on crotalaria spectabilis seeds for periods ranging from 12 to 61 days were examined by both light and electron microscopy. New muscle appears in both models at the same time, but the other changes appear more slowly after ingestion of crotalaria spectabilis. Crotalaria spectabilis federated states of micronesia chuuk islands weno moen island national tropical botanical garden u. Plants profile for crotalaria rotundifolia rabbitbells. Download the pdf to view the article, as well as its associated figures and tables. Pulmonary hypertension with resulting right ventricular hypertrophy has been produced in rats by administration of crotalaria spectabilis seeds or extracted monocrotaline pyrrole and by. Showy rattlebox crotalaria spectabilis is an erect, summer annual that is found worldwide, including throughout the south eastern united states.
Showy rattlebox can be poisonous to liv estock, particularly when. Crotalaria longirostrata and crotalaria pumila are tropical legumes domesticated since precolumbian times. Pdf reproductive biology of crotalaria spectabilis roth. An crotalaria spectabilis in nahilalakip ha genus nga crotalaria, ngan familia nga fabaceae. This plant and the related entity italicized and indented above can be weedy or invasive according to the authoritative sources noted below. Crotolaria species, rattlebox, showy rattlepod, cats bell. Some crotalaria species are commonly employed in traditional medicine for treatments of uterine hemorrhages, dysentery, and inflamed wounds. Pdf the primary objectives of this project were to determine which species of. Crotalaria spectabilis is an erect, muchbranched annual to perennial plant with stems that can become more or less woody and persist. Some, like the showy rattlebox or crotalaria spectabilis, are regarded as noxious weeds throughout their range in the united states.
Crotalaria spectabilis synonyms, crotalaria spectabilis pronunciation, crotalaria spectabilis translation, english dictionary definition of crotalaria spectabilis. Crotalaria retusa is a species of flowering plant in the legume family known by various common names including devilbean, rattleweed, shack shack, and wedgeleaf rattlepod. Rattlebox crotalaria sagittalis bean family fabaceae description. An crotalaria spectabilis in nahilalakip ha genus nga crotalaria, ngan familia nga fabaceae subspecies.
Crotalaria spectabilis showy rattlebox this plant and the related entity italicized and indented above can be weedy or invasive according to the authoritative sources noted below. Department of agriculture agricultural research service. Stipules acicular, very minute, persistent or caducous. The international legume database and information service or ildis. The atlas of florida plants provides a source of information for the distribution of plants. Crotalaria, a new legume for the south by roland mckia senior agronomist, and o. Fabaceaeleguminosae subfam papilionoideae citation.
This plant may be known by one or more common names in different places, and some are listed above. Crotalaria spectabilis in the germplasm resources information network grin, u. Four species of crotalaria are known to be toxic to livestock. This map is incomplete and is based only on current site and county level reports made by experts and records obtained from usda plants database. A diet of c spectabilis seeds leads to pulmonary hypertension with medial hypertrophy of small pulmonary arteries, right ventricular hypertrophy, and.
Crotalaria spectabilis showy rattlepod discover life. The flowers of crotalaria spectabilis, exhibit two types of stamens, short. Showy rattlebox crotalaria spectabilis, roth row crop. This plants species name of sagittalis comes from the latin word for arrowhead, because of the pointed shape of the smaller. The genus name crotalaria comes from a greek word meaning castanet, in reference to the rattling seeds in the dried pods. Kay, paul smith, and donald heath from the department of pathology, university of liverpool the lungs of 11 rats fed on crotalaria spectabilis seeds for periods ranging from 12 to 61 days were examined by both light and electron microscopy. The genus name crotalaria is derived from the greek crotalon, which means castanet and refers to the rattling sound the seeds produce when the dry, inflated pods are shaken toxic components crotalaria species contain pyrrolizidine alkaloids pas. Development of pulmonary arterial changes in rats fed. The record derives from ildis data supplied on 20100714 which reports it. Crotalaria spectabilis definition of crotalaria spectabilis. For more multimedia, look at crotalaria spectabilis on wikimedia commons. Crotalaria spectabilis wikispecies, free species directory. This nitrogenfixing legume comes from the crotalaria genus, a family of more than 600 species of mostly tropical plants known as rattlepods. There are many species and most of them are poisonous.
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