We investigated its distribution and germination characteristics to elucidate the dominance and its reason, and screened available herbicides for the effective control of the weed. 1913. It has clusters of yellow flowers that turn fluffy and white as … Rating Content; Neutral: On Jul 13, 2011, DMersh from Perth, United Kingdom (Zone 7b) wrote: Native to Europe, known as common ragwort there. Order. senecio jacobaea is a PERENNIAL growing to 1 m (3ft 3in) by 0.5 m (1ft 8in). It … The traditional circumscription of Senecio is artificial, being polyphyletic, even in its new circumscription which is based on genetic data. has been documented in all ecogeographic regions in Alaska (Weeds of Alaska Database 2005, Hultén 1968, UAM 2004). Genus. This plant was identified in salad greens as a source of exposure to PAs. It includes tropical African mountain stout-trunked trees and large oddities with heads that look like cabbages as well as everyday weeds. Variation in capitula morphology, seed dormancy and growth form have been observed in different S. vulgaris populations (Robinson et al., 2003). Senecio vulgaris, often known by the common name Common groundsel, a humble in appearance member of the Asteraceae family and Senecio genus, is a tenacious deciduous annual whose presence now encompasses the globe in a wide area of easy to somewhat difficult growing conditions. vulgaris and ssp. Common groundsel is most common in cool, moist conditions. Species of Senecio in our region that lack ray flowers include common groundsel (Senecio vulgaris) and elegant groundsel (Senecio indecorus). Pollen grain size: 26.79 + 0.71 µm by 24.51 + 1.29 µm l. Interior- Boreal . INTRODUCTION: Senecio vulgaris L. is a widely used herb in folk medicine for many diseases; it is used to treat various women's disorders such as menstrual stimulation, balancing the menstrual cycle and a diuretic 1. 3: 542. Relatively sparse, deeply lobed leaves. Pollen grain morphology: spheroidal, echinate, tricolporate. Ecology. Subject. 1008 p. South Coasta. Experimental evidence and evidence obtained from herbarium material suggest a pronounced difference in the biology of Senecio vulgaris L. var. Brown. Sources of information: Hultén, E. 1968. To. Circle X Ranch: Yerba Buena Road shoulder, chaparral, Feb 2004. denticulatus (O. F. Whilst var. It is small, a weak competitor, and is easily crowded out by other plants. Species description. Plant Sci. Smaller herbivores such as rabbits and goats are resistant to the plant's effects. Plants have distinctive lobed leaves and yellow flowers. Generic common name: GROUNDSEL, RAGWORT, BUTTERWEED. Flora of Alaska and Neighboring Territories. Life cycle: Winter or summer annual Growth Habit: Erect Propagation: Seed Leaf Margin: Irregularly toothed Leaf Hairs: Sparsely hairy to smooth Leaf Structure: Deeply lobed to dissected click on a thumbnail to view an image, or see all the Senecio thumbnails at the Plants Gallery Britton, N.L., and A. This plant is very hardy and is frost resistant. Senecio vulgaris: Family: Asteraceae: Location/Vegetative Zone: Flowering Period: Spring: Identifying Characteristics The leaves are alternating, green, and 2½ to 4 inches in length and 1 inch wide. Save Cancel. Sub-Genus. Identifying Characteristics This plant contains pyrrolizidine alkaloids which are harmful to horses, cattle, swine, and even humans, causing liver damage and possibly, death. Senecio vulgaris L. is a native of Eurasia, and has been introduced to and become naturalized in North America, South America, Africa and Australia. Senecio vulgaris originated from Europe and is distributed around the world, including the US (USDA, 2017), except for tropical and sub-tropical regions in South-East Asia and Africa (CABI, 2017). Collection Site Experimental research using Senecio began in the late 19 th century (Table 1) when Anna Bateson, sister of the geneticist, William Bateson, showed that progeny generated by crossing Senecio vulgaris plants were taller and produced more seed per capitulum than those generated by self‐fertilization, suggesting an heterotic effect (Bateson, 1888). Charles Scribner's Sons, New York. Class. Seedheads are similar to dandel… In milder climates or in overwintering structures, plants can survive outdoors in winter. Genus Senecio is large and one of the most diverse. Stanford University Press, Stanford, CA. Kingdom. Linnaeus named the Senecio genus in 1753, and ... [North American] Senecio species except the annual Senecio vulgaris... seem destined to be segregated into other genera." Senecio vulgaris . vernalis is self-incompatible,S. Phylum. Family. vulgaris is a plant of ruderal habitats, which can complete its life cycle in a very short time and can be found flowering all year round, ssp. 1, 2). Senecio vulgaris can complete its life cycle in as little as 8 weeks, producing an average of 38,300 seeds per generation and can be found in gardens, lawns, roadsides, field margins, arable lands, waste places and coastal habitats. Flowers are daisy-like with swollen base, displayed in clusters at ends of stems. Produces huge numbers of seeds carried by air, can be a very rampant invader of waste ground, meadows etc having the ability to almost completely take over large tracts of land. An invasive weed; Leaves Alternating, green; 2½ to 4 inches in length and 1 inch wide; Family: Asteracae. Super-Family. Common Groundsel * Senecio vulgaris Family: Asteraceae (discoid) (SUNFLOWER). Common groundsel is somewhat mundane-looking and goes easily unnoticed. The first leaves are egg shaped, have edges with shallow teeth, are alternate to one another along the stem, and are about 3/10 to 1/2 of an inch (812 mm) long. One of these plants is Senecio vulgaris, which is a common weed of field crops. Groundsel Groundsel (Senecio vulgaris) is a common broadleaf weed that can be found in all 50 states and is considered native to many other parts of the world. Variously circumscribed taxonomically, the genus Senecio is one of the largest genera of flowering plants. Description. Vol. The morphological differences between the two species are related to a difference in the breeding system. Prev Next List {0} Classifications < > Search. Request Permission × Request Permission. Other common names: old-man-in-the-Spring. Third and fourth leaves are more deeply lobed. WhilstS. 161 Pollen morphology of Senecio and Iranecio Results In the present study, the pollen grains of 14 species from 4 sections belong to the genus Senecio and 2 species belong to the genus Iranecio were investigated and SEM micrographs of all species were taken (Figs. Senecio vulgaris is an exotic weed introduced in Korea before 1921 (Mori, 1922), and distributed nationwide before the 1980s (Yim and Jeon, 1980). Bird-seed, Chickenweed, Common Butterweed, Common Groundsel, Grimsel, Grinsel, Grundsel, Grundy Swallow, Ground Glutton, Old-man-in-the-spring, Ragwort, Simson. An illustrated flora of the northern United States, Canada and the British Possessions. Share. Senecio vulgaris. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees, flies, Lepidoptera (Moths & Butterflies). It is hardy to zone (UK) 5 and is not frost tender. Message The user has shared this species from WIKTROP Portal v2.0 with you. Senecioneae is the largest tribe of Asteraceae, comprised of ca. Studies species. vulgaris is self-compatible and strongly self-pollinating. Weber has moved a number of former Senecio members into the Packera and Ligularia genera. thrives on various soil types including dry areas with poor soil. Foodplant / parasite uredium of Coleosporium tussilaginis parasitises live Senecio vulgaris Other: major host/prey. It is in flower from June to October, and the seeds ripen from July to October. P. D. Sell. Scientific name: Senecio vulgaris Groundsel is a 'weed' of cultivated and disturbed ground like field edges, roadside verges and waste ground. 150 genera and 3,000 species. Another plant, Borago officinalis (borage), is used also as an ingredient in salads, and has been found to contain up to 10 mg of PAs/kg of herb [17] . Ecological Framework for Senecio vulgaris The table below shows the species-specific information calculated from original data (BEC database) provided by the BC Ministry of Forests and Range. Source: The USDA. Sub-Family. 0. Senecio vulgaris is an erect herbaceous annual plant growing up to 45 cm tall (Stace, 1997), has a thick taproot, and possesses an ephemeral strategy typical of many weedy species (Weiner et al., 2009). Senecio vulgaris grows well in ambient habitats, such as gardens, lawns, and arable land, and also survives in stressful habitats such as roadside areas and waste facilities (Robinson et al., 2003). J. Fruit/Seed characteristics: Colour: Brown Present from Spring to Summer. S. vulgaris is a ubiquitous weed found in the temperate zones of Europe, North and South America, North Africa and Asia (Robinson et al., 2003). Senecio vulgaris L. Can. Multiple stems rise from base and are reddish in color. 83: 629-644. NATIVE Habit: Biennial or perennial herb 4--10(20) dm, from short button-like caudex, with fleshy-fibrous roots.Stem: 1 or 2--4 loosely clustered, blue-green, glaucous.Leaf: +- fleshy, reduced distally on stem, proximal 5--20+ cm, (1)2--10 cm wide, elliptic to oblanceolate, tapered to unwinged petiole, entire or minutely dentate, mid and distal sessile, occasionally clasping, becoming bract-like. Muell.) Seedlings can flower when less than 2 inches tall but may grow to 18 inches. As an exotic winter weed in Korea, common groundsel (Senecio vulgaris L.) has been a recent threat to winter crop cultivation. It can be found in a wide range of different landscapes and is prolific in both open fields and on lawns. Senecio vulgaris L. Accepted name. Arctic-Alpine . sporangium of Bremia lactucae parasitises live leaf of Senecio vulgaris Remarks: season: 9-10 Other: major host/prey. 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