Dittrichia viscosa is a PERENNIAL growing to m (1ft 8in). It is in flower from September to October. The species is hermaphrodite (has both male and female . Biology of Dittrichia viscosa, a Mediterranean ruderal plant: a review. Biología de Dittrichia viscosa, una planta ruderal del Mediterráneo: revisión. Parolin P, M. This is the profile for the plant – Dittrichia viscosa / False Yellowhead / Tulliera komuni. Each plant profile in the database contains nomenclature info, botanical .
There are about disk florets per flowerhead. This type of soil is found mostly in the south, south-eastern, northern and western parts of the country.
Only comments sittrichia links that are felt to be directly relevant to a plant will be included. DTRVS Photo of the lateral view vkscosa flower to show the style protruding out from each floret by about mm. In other projects Wikimedia Commons Wikispecies.
Wasteland is another common habitat. The younger stems and leaves are covered with sticky i.
Section of this page where you found an error select one. This page was last edited on 22 Marchat The radiating achenes are attached to a common receptacle and when mature they cittrichia and get dispersed by wind.
If information supplied is taken from a book, journal or website, please provide the corresponding reference or website address. It probably escaped from a garden and has now spread throughout the region.
For more information about QR Codes click here. The light brown ‘seeds’ i. Copy and print the QR code to a plant label, poster, book, website, magazines, newspaper etc and even t-shirts. To leave a comment please Register or login here All comments need to be approved so will not appear immediately. The control methods referred to in this fact sheet should be used in accordance with the restrictions federal and state legislation, and local government laws directly or indirectly related to each control method.
Results of the project so far have been encouraging, although an ongoing commitment will be required to minimise potential impacts in the future from this environmental weed. Webarchive template wayback links Articles with ‘species’ microformats Commons category link from Wikidata Taxonbars with 25—29 taxon IDs Taxonbars with automatically added basionyms. Synonymy Erigeron viscosus L.
In other words, these are attached above the ovary. False yellowhead produces large numbers of seeds and is spreading rapidly along roadsides and walking trails in southwestern Western Australia. DTRVS Photo of the inflorescence of the plant which is a dense panicle of daisy-like yellow flowers. Additionally, the plant is advantaged by having a sweet aromatic smell. Range Europe – Mediterranean. The margin of mature leaves has sparse, large 2mm teeth-like projections that are not spiny or hard.
Lance shaped, widest in the basal third, tapering gradually towards the tip.
Dittrichia viscosa – Wikipédia, a enciclopédia livre
The green colour of the leaves became paler and dry stems devoid of leaves were seen with increasing frequency. Nowadays it is quite common in roadsides and ruderal habitats, even in urban areas. With time these leaves become short stalked dittrrichia eventually will fall off when the shoot is well developed.
Please bear in mind how much ditttrichia work such a large and up-to-date website about the flora of Malta requires. Wikimedia Commons has media related to Dittrichia viscosa.
The larger leaves measure about 70mm x 18mm. All plant pages have their own unique code.
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Please report only Maltese locations for plants dittrichka indicated as rare or very rare refer to the Nomenclature section. The City of Albany and the ‘Friends of Mt Adelaide and Mt Clarence’ community group have undertaken an ongoing weed management program in the reserve, which includes another Alert List for Environmental Weeds species, holly leaved senecio, Senecio glastifolius.
This annual plants closely resembles Inula viscosa, in fact sometimes it was impossible to choose between the two. Botanical Society of Britain and Ireland.
The leaves have an elongated lanceolate shape with a pointed tip. Dittrichia viscosa – L.