Xanthium


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Xanthium

plant genus in the family Asteraceae; the seeds contain a potent toxin, carboxyatractyloside, which causes acute hepatic necrosis. Poisoning results from eating the seeds, or the cotyledons of the young seedlings that grow in profusion after rain falls. Includes X. ambrosioides, X. californicum, X. cavanillesii (South American cockleburr), X. chinense, X. italicum (Italian cockleburr), X. orientale, X. occidentale (X. pungens, Noogoora burr), X. spinosum (Bathurst burr), X. strumarium. Called also cockleburr.

Xanthium strumarium complex
includes, as a group, all of the above species except X. spinosum.
References in periodicals archive ?
It made a distinct clade with GoDSA, (FR877535), Xanthium symptomless alphasatellite (XSA, HF547408) and Cotton leaf curl Burewala alphasatellite (CLCuBuA, FN658730) as in Fig 3.
Xanthium cavanillesii abrojo, abrojo grande, Schouw cadillo Xanthium spinosum L.
Los generos con mayor numero de plantas aloctonas en AM son, por orden decreciente los siguientes: Amaranthus (8 especies), Prunus (7), Acer (4), Xanthium (4), Cucumis (3), Pinus (3), Veronica (3) y Vicia (3).
20 were Xanthium strumarium, Scirpus roylei, Nicotiana plumbaginifolia, Solanum xanthocarpum and Amaranthus spinosus (Table 1).
And what this amounts to for the upscale traveller is plenty of healthy competition, which is good news it means better deals, downier pillows, softer towels and bigger breakfast buffets; fancier spa treatments, prettier masseuses, posher restaurants and ultimately, more xanthium.
1992) y los extractos acuosos de exudados de raices de pasto bermuda inhibieron significativamente la germinacion y crecimiento del algodon y las malezas prosopis Lagongchium farctum, pasto Johnson y Xanthium strumarium (Abdul-Rahman y Al-Naib, 1986).
Studies with the long-day plant Sinapis alba and the short-day plant Xanthium strumarium L.
Importance of crown position and morphological plasticity in competitive interactions in a population of Xanthium canadense.
Both exogenous salicylic acid and the salicylic acid fraction of brown ambrosia aphid (Dactynotus ambrosiae) honeydew that had been feeding on cocklebur, Xanthium strumarium L.