Senecio


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Related to Senecio: Senecio aureus, Senecio vulgaris

Senecio

(sĕ-nē'sē-ō, -shē-ō),
1. A large genus of plants (family Compositae), many species of which contain alkaloids that produce hepatic necrosis.
2. A common weed of the eastern U.S., formerly used in the treatment of amenorrhea and other menstrual irregularities.
[L. a plant, groundsel, fr. senecio, an old man]

Senecio

a widespread genus of the Asteraceae family. The genus contains more than 1200 species of which at least 25 are known to be poisonous. Some of them are listed here; the toxins are a group of pyrrolizidine alkaloids which cause seneciosis hepatic injury, and the dummy syndrome, jaundice, emaciation and photosensitization; includes S. abyssinicus, S. alpinus, S. biligulatus, S. bipinnatisectus (Australian fireweed), S. braziliensis, S. burchelii, S. cineraria (dusty miller), S. cisplatinus, S. cunninghamii, S. desfontainei, S. desiderabilis, S. erraticus, S. glabellus, S. harvieanus, S. heterotrichus, S. integerrimus, S. integrifolius (fleawort), S. isatideus (Dan's cabbage), S. jacobaea (ragwort, tansy ragwort), S. latifolius, S. lautus, S. linearifolius (S. australis, fireweed), S. longilobus (woolly groundsel), S. madagascariensis (fireweed), S. magnificus (tall yellowtop), S. moorei, S. oxyphyllus, S. plattensis, S. pterophorus (African daisy), S. quadridentatus (cotton fireweed), S. raphanifolius (gantho metho), S. retrorsus (ragwort), S. riddellii (Riddell's groundsel), S. ruwenzoriensis, S. scleratus, S. selloi, S. spartioides (broom groundsel), S. spathulatus, S. squalidus (Oxford ragwort), S. tweediei, S. vernalis, S. vulgaris (groundsel).
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References in periodicals archive ?
El presente trabajo describe la intoxicacion por Senecio en equinos, en dos regiones de la Provincia de Salta.
Intoxicacion de equinos por Senecio pp en el noroeste argentino
Background and Aims: A study of trichome complements in Senecio section Mulgediifolii using light and scanning electron microscopy was carried out, with the aim of distinguishing characters that contribute to identify their species.
Tricomas foliares en Senecio seccion Mulgediifolii (Senecioneae, Asteraceae) /Leaf trichomes in Senecio section Mulgediifolii (Senecioneae, Asteraceae)
Factores que optimizan la efectividad del polvo de rafz de Senecio salignus contra el gorgojo mexicano del frijol.
Juvenomimetic and insecticidal activities of Senecio salignus (Asteraceae) and Salvia microphylla (Lamiaceae) on Spodoptera frugiperda (Lepidoptera: Noctuidae)
Sustentado por Nassauvia sceptrum, Senecio desideratus, Sarcodraba karraikensis, Xerodraba lycopodioides, Adesmia silvestrii, Pappostipa ameghinoi var.
Patrones distribucionales de la flora vascular de la estepa patagonica y su relevancia para la regionalizacion biogeografica
The majority of the taxa including Aster himalaicus, Conyza japonica, Erigeron multiradiatus, Jurinea dolomiaea and Senecio chrysanthemoides have non glandular trichomes present on adaxial sides.
COMPARATIVE FOLIAR MICROMORPHOLOGICAL STUDIES OF SOME SPECIES OF ASTERACEAE FROM ALPINE ZONE OF DEOSAI PLATEAU, WESTERN HIMALAYAS
Centaurea Cousinia Carduus Senecio Trifolium Astragalus Vicia Melilotus
Pollen Analysis and Antimicrobial Properties of Honey Samples Sold in Western Turkey
The fresh plant material of Senecio gradliflorus DC was separated in to flowers, leaves, stems and roots and the separated parts were subjected to hydrodistillation in a cleavenger type apparatus to obtain the oils in 0.
Essential oil composition of Senecio graciliflorus DC: comparative analysis of different parts and evaluation of antioxidant and cytotoxic activities
Familia Genero 2011 2012 Total Asteraceae Senecio 20 5 25 Plantaginaceae Plantago 11 - 11 Malvaceae Nototriche 9 1 10 Poaceae Calamagrostis 5 4 9 Asteraceae Werneria 5 4 9 Solanaceae Solanum 8 - 8 Fabaceae Astragalus 7 - 7 Asteraceae Perezia 4 2 6 Malvaceae Tarasa 4 2 6 Valerianaceae Valeriana 5 1 6 Asteraceae Baccharis 5 - 5 Iridaceae Sisyrinchium 2 3 5 Brassicaceae Lepidium 2 3 5 Cactaceae Cumulopuntia 3 2 5 Oxalidaceae Oxalis 3 2 5 Asteraceae Xenophyllum 1 3 4 Poaceae Poa 2 2 4 Caryophyllaceae Paronychia 2 2 4 Asteraceae Hypochaeris 4 - 4 Figura 1.
Lista anotada de nuevas adiciones para la flora andina de Moquegua, Peru
2001) que tambem registraram baixo percentual de germinacao para as sementes de Bacharis trimera (abaixo de 20%); Eupatorium laevigatum (30%); Mikania cordifolia (30%); Senecio oxyphyllus (40%) e Trixis praestens (20%), da familia Asteraceae.
Aspects of the germination of assa-peixe seeds (Vernonia polyanthes Less.)/ Aspectos da germinacao de sementes de assa-peixe (Vernonia polyanthes Less.)
Ingredients * 6 avalanche roses * 12 stems salal * 3 stems eucalyptus * 2 stems senecio * 2 stems silver grevillea Flower cost: pounds 17-pounds 24
BLING IT ON; Use silver, gold or glitter for an extra special touch
More than 50 years after the eruption of Paricutin Volcano ended, most arenales have developed scattered vegetation consisting of isolated patches of a single or few individuals of any of three species of shrubs: Eupatarium glabratum, Senecio stoechadiformis, and Senecio salignus, together with [less than or equal to] 46 herbaceous species (Lindig-Cisneros et al.
Effects of organic matter added to sand deposits of volcanic origin on recruitment of seedlings
Clear preferences were found, being Senecio filaginoides and Lycium chilense the most preferred items, and Sporobolus rigens and Atriplex lampa the less preferred, and Schinus johnstonii and Grindelia chiloensis, intermediate.
An experimental approach of feeding preferences of Nyctelia circumundata (Coleoptera: tenebrionidae) in Northeastern Patagonia/Una aproximacion experimental a la preferencia alimentaria de Nyctelia circumundata (Coleoptera: tenebrionidae) en el Noreste de la Patagonia ..

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