Williams the present account of the senecios was preparad to provide a synoptic account of those species found in central central america, two of these senecios, senecio merendonensis and s. Senecio pronounced seneckeeoh is one of the largest plant genera and is also known as groundsel. Revision of section suffruticosi of the genus senecio compositae. Among the many species, the synonymous genus barkleyanthus only has a single species. Senecio seneeseeoh succulents are prized for their unique foliage which can resemble pearls, chalk sticks, and even bananas. Abigail aguilar contreras authenticated the species, and a voucher was deposited in the herbarium of the instituto mexicano del seguro social imssm 15,546.
These are primarily included because names of species rank are. This species can easily be confused with several other members of the genus, especially with s. Research article antiinflammatory activity and composition. Research article antiinflammatory activity and composition of senecio salignus kunth. Stems are frosty green with some darker green mottling and will blush purplish in bright light. Senecio brasiliensis impairs eclosion rate and induces. We do not intend the plant list to be complete for names of infraspecific rank. Asteraceae compositae velvet groundsel, california geranium origin.
It has all the leaves lanceolateoblong, thin, sharply and unequally toothed, either wedgeshaped or somewhat cordate at the base, the upper cauline ones being pinnatifidcut toward the base. Asteraceae and salvia microphylla kunth lamiaceae collected in. The sesquiterpenoids and their chemotaxonomic implications in. Abigail aguilar contreras authenticated the species, and a voucher was deposited in the herbarium of. Plantae, magnoliophyta, magnoliopsida, asterales, compositae, senecio, salignus. Evergreen shrub with large round leaves tinged purple.
In the present study, we investigated the antiinflammatory activity of s. Key to groups of senecio species, exceptional species, and segregate genera. In comparison, senecio panduriformis hilliard, senecio othonnae m. Senecio ficoides is a very common species and local variants are commonplace, but its leaves, which are always taller than wide, distinguish it from the group around senecio talinoides. Senecio rowleyanus, colloquially known as string of beads is a uniquelooking succulent plant with thin, wiry stems that carry peaspearlsbeads shaped leaves along their, entire lengths. Roldana petasitis, senecio petasitis, velvet groundsel. The plant list includes a further 783 scientific plant names of infraspecific rank for the genus senecio.
An illustrated flora of the northern united states, canada and the british possessions. Cuttings are the easiest and fastest way to propagate senecios. Seneciodb is the product of an extensive body of nercfunded research on the evolutionary genetics of hybrid speciation in senecio conducted by simon hiscock, matt hegarty, richard abbott and dmitry filatov see publications initiated under the nerc environmental genomics thematic programme, the aim of which was to exploit existing and emerging. Along the margins of the stems are small upright tapered deciduous leaves. The cineraria species of senecio alone has around 2,000 to 3,000 hybrids. Senecio plants are droughttolerant and green varieties will thrive. Pdf juvenomimetic and insecticidal activities of senecio. Secondary metabolites from mexican species of the tribe. Senecio ganderi is described as new from san diego county, california. Taxonomy of senecio multilobatus and its allies springerlink. Barkleyanthus is a monotypic genus of flowering plants in the aster family, asteraceae, containing the single species barklyanthus salicifolius, a plant formerly classified in the genus senecio. A new senecio compositae from california springerlink.
Compositae was collected around tenancingo in the state of mexico in july. This plant was named after british botanist gordon douglas rowley who specialized in cactaceae and succulents. Seeds require warm temperatures at least 55 degrees fahrenheit and constant moisture to germinate. It comes in a variety of forms, including flowering types which are related to ragwort and foliage types that include trailing forms and waxy vines. Antiinflammatory activity and composition of senecio salignus kunth. Juvenomimetic and insecticidal activities of senecio salignus asteraceae and salvia microphylla lamiaceae on spodoptera frugiperda lepidoptera. This is one of those succulents that detests water. California introduction the tribe senecioneae contains the largest genus of flowering plants, senecio between.
Pharmacological and phytochemical potential study of plants. Introduction the genus senecio includes approximately 1,500 species widely distributed in mexico and central america 1. Taxonomy and nomenclature of senecio paludosus compositae. A revision is presented for ten closely related species of western north america. Aceasta familie cuprinde plantele care au florile grupate intro inflorescen. It is referable to theaurei speciesgroup and is distinguished by its orangeyellow corollas, cordate to subcordate basal leaves, and its restriction to chaparral and recently burned areas.
This is a great potted plant for full sun, but watering must be done with great care at it rots pretty easily. Senecio rowleyanus, commonly known as stringofpearls or stringofbeads, is a flowering plant in the daisy family asteraceae. Juvenomimetic and insecticidal activities of senecio salignus. Fleshy and brittle, erect or reclining when long, branched, 8 12 mm in diameter, with leafscars below. There are many different forms to explore in this group, including lowgrowing, ground cover types and the trailing cascades of string varieties. Senecio cylindricus narrowleaf chalksticks a low growing succulent shrub to 18 to 24 inches tall and spreading to 3 to 5 feet wide with semiprostrate stems that turn upright and are crowded at the tips with 3 to 5 inch long slender and slightly upcurved graygreen tubular leaves. Juvenomimetic and insecticidal activities of senecio salignus bioone. It is a yellowflowered herbaceous plant, native to mountainous, rocky or volcanic areas, that has managed to find other homes on manmade and natural piles of rocks, warruined neighborhoods and even on stone walls. Perennial herb to 20 cm, often with short slender stolons. Senecio plants can be grown from either seed or cuttings.
View of juvenomimetic and insecticidal activities of senecio. Cultivated in sunny windowsills or in hanging baskets it will rapidly form dense bunches of thin stems dangling over the edge of a pot. During the growing season, you can clip off a stem and root it in a pot of sandy soil to start a new plant. Your use of this pdf, the bioone complete website, and all posted and associated content. Senecio salignus kunth compositae was collected around tenancingo in the state of mexico in july 2010. The assemblage approximates the sectionsbolanderiani greenman andlobati rydb.
Senecio stapeliaeformis, native to south africa, forms 4sided mottled stems very reminiscent of the stems of stapelia or star flower. Senecio salignus extract showed insecticidal activity at 500 ppm. Variously circumscribed taxonomically, the genus senecio is one of the largest genera of flowering plants. Jarilla april amaryllidaceae zephyranthes verecunda herb. Nov 02, 2009 senecio scaposus is a very attractive, thick rosette of numerous tubular, peeling leaves that have an over grey to silverygreen coloration. Another species of the genus senecio miser also have presented toxic effects, as insect antifeedant activity reina et al. The plant list includes 5,400 scientific plant names of species rank for the genus senecio.
It is a creeping, perennial, succulent vine native to the drier parts of southwest africa. Senecio squalidus, known as oxford ragwort, is a flowering plant in the daisy family asteraceae. Pdf juvenomimetic and insecticidal activities of senecio salignus. Full publication details for this name can be found in. The scientific latin genus name, senecio, means old man. Plants profile for senecio integerrimus lambstongue ragwort.
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