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U.S. Department of Health and Human Services

FDA Poisonous Plant Database

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The Poisonous Plant database provides access to references in the scientific literature (primarily print literature through about 2007) describing studies and reports of the toxic properties and effects of plants and plant parts.

The information in this database is intended only for scientific exchange. It has not been approved by the United States Food and Drug Administration for publication nor does it have any official status. The information is continually increasing and being modified; it is neither error-free not comprehensive. Information herein is in the public domain. Any copyrighted or privately owned material inadvertently included will be removed as soon as possible.

For information or concerns about the toxicity of plants, contact the local Poison Control Center in your area. A directory of these is available from The American Association of Poison Control Centers (http://www.aapcc.org/)

For poisoning emergency call 1-800-222-1222. If the victim has collapsed or is not breathing, call 911.

Search the FDA Poisonous Plant Database (Data updated May 2008)

    Enter a term or exact phrase (e.g., a plant name). All records containing the text will be displayed.
  • Use of common terms such as "poison" or "plant" will generate a large number of returns.
  • Searching on plant names will probably generate the most useful search results.
  • The details link provides a listing of all other plants cited in that particular reference, as well as the full text for abstracts.
  • Contact Fred Fry at frederick.fry@fda.hhs.gov to report problems or errors.

(search is not case-sensitive)

about 27 records meeting your search criteria returned for "Centaurea nigra "
AUTHOR(S): Barr, A. C.; Reagor, J. C.
TITLE:  Toxic plants. What the horse practitioner needs to know.
YEAR: 2001 CITATION: Vet Clin North Am Equine Pract, 17(3), 529-546 [English]
FDA #: NA     See Details
AUTHOR(S): Baumann, H.
TITLE:  The Greek plant world in myth, art and literature.
YEAR: 1993 CITATION: Timber Press. Portland, Oregon, - 252 pp [English]
FDA #: F14620     See Details
AUTHOR(S): Cordy, D. R.
TITLE:  Nigropallidal encephalomalacia in horses associated with ingestion of yellow star thistle.
YEAR: 1954 CITATION: J Neuropathol Exp Neurol, 13(2), 330-342 [English]
FDA #: F08581
ABSTRACT: An entity, commonly called "chewing disease , is described as it occurs in horses in northern California. The animals show hypertonia of the muzzle, idle chewing, and tongue flicking, lethargy and slow gait. Disturbances of eating and drinking were ...     See Details
AUTHOR(S): Cordy, D. R.
TITLE:  Centaurea species and equine nigropallidal encephalomalacia.
YEAR: 1978 CITATION: Keeler RF; Van Kampen KR; James LF; et al. (eds.) Effects of poisonous plants on livestock. Academic, - 327-336 [English]
FDA #: F08584
ABSTRACT: Prolonged ingestion of Centaurea solstitialis or C. repens produces a nervous disease in horses called equine nigropallidal encephalomalacia with rather stereotyped lesions and signs. Only horses are affected by feeding. Younger animals are especial ...     See Details
AUTHOR(S): Fowler, M. E.
TITLE:  Nigropallidal encephalomalacia in the horse.
YEAR: 1965 CITATION: J Am Vet Med Assoc, 147(6), 607-616 [English]
FDA #: F06250
ABSTRACT: Nigropallidal encephalomalacia, characterized by acute inability to eat and drink, was diagnosed in 33 horses. The muscles of the lips, face, and tongue were hypertonic, giving the horse a fixed or "wooden" expression. Degenerative lesions were foun ...     See Details
AUTHOR(S): Fowler, M. E.
TITLE:  Poisonous plants - Outline of clinical findings.
YEARCITATION: Univ California Mimeograph, - - [English]
FDA #: FB0117     See Details
AUTHOR(S): Halt, M.
TITLE:  Moulds and mycotoxins in herb tea and medicinal plants.
YEAR: 1998 CITATION: Eur J Epidemiol, 14(3), 269-274 [English]
FDA #: F24296     See Details
AUTHOR(S): Holmgren, A. H.
TITLE:  Weeds of Utah.
YEAR: 1958 CITATION: Utah Agric Exp Sta Special Rep, #12(Sep), 85 pp [English]
FDA #: FB0048
ABSTRACT: NO ...     See Details
AUTHOR(S): Martin, A. A.; Yanarella, F. G.; Maurel, R. A.; Ruager, J.
TITLE:  Nigropallidal encefalomalacia en equinos provocada por la intoxicacion cronica con "abrepuño" (Centaurea solstitialis L.).
YEAR: 1971 CITATION: Analect Vet, 3(1-3), 43-53 [Spanish]
FDA #: F08695
ABSTRACT: summary: An equine disease is described in the southwest of Buenos Aires Province (Puan and Adolfo Alsina counties) and La Pampa Province, with similar sintomatology[sic] as, it has been described in the United States of America in northern Californ ...     See Details
AUTHOR(S): Young, S.; Brown, W. W.; Klinger, B.
TITLE:  Nigropallidal encephalomalacia in horses fed Russian knapweed (Centaurea repens L).
YEAR: 1970 CITATION: Am J Vet Res, 31(8), 1393-1404 [English]
FDA #: F19485
ABSTRACT: Summary: Chlinical signs of a neurologic disorder occurred in 3 yearling horses that were experimentally fed a ration composed largely of Russian knapweed (Centaurea repens L.). The signs appeared suddenly on 28th, 28th, and 35th days, respective ...     See Details

This sublist was generated on 05/21/2018