Plane tree: Pollenwarndienst

Current donation project: Ragweed Finder App

14 %
Donate now
×

Plane tree (Platanus)

Family:

plane tree plants (Platanaceae)

Flowering period:

April to May

Distribution:

ornamental tree in parks and streets, popular choice as a shade tree and often planted in cities, main distribution in South East Europe

Appearance:

deciduous to semi-evergreen trees, bark peels off in patches annually, alternate leaf arrangement, deciduous leaf cut deep with narrow, pointed lobes, this form is liable to be confused with certain species of maple, stalked and spherical inflorescences

Important species in Europe:

The three most species planted are:

Platanus occidentalis (American sycamore): predominant distribution in North America, and prefers moist alluvial soils, strong growth performance.

Platanus orientalis (Oriental plane): especially in south-eastern Europe and Asia Minor, most important tree in riparian forests and moist soils in these areas, rare in Central Europe because of frost.

Platanus x hispanica (London plane): preferably fresh and deep soils and is winter hardy, prefers sunny stands, hybrid of P. orientalis and P. occidentalis.

Allergenicity:

except of regions with high pollen load (Spain, south of France) low allergenicity, major allergen Pla a1

Link zum Pollenatlas: Platanus sp.

Wissenschaftlicher Beirat:
Ass. Prof. Dr. Siegfried Jäger (Medizinische Universität Wien)
Univ. Prof. Dr. Reinhart Jarisch (Floridsdorfer Allergie Zentrum)
Mag. Matthias Werchan (Charité Berlin)
Prof. Dr. med. Karl-Christian Bergmann (Charité Berlin)

Quellen:

Österreichischer Pollenwarndienst, Medizinische Universität Wien, Österreich
Charité, Allergie-Zentrum-Charité, Klinik für Dermatologie, Venerologie und Allergologie, Berlin, Deutschland
Wikipedia
www.alles-zur-allergologie.de
22 Jahre Blüh- und Fruktifikationsuntersuchungen der Waldbaumarten im Lehrforst Ofenbach/Rosalia. R. Litschauer. 2010. Bundesforschungs- und Ausbildungszentrum für Wald, Naturgefahren und Landschaft, BFW-Berichte 144, 36 pp.
Waldbau auf soziologisch-ökologischer Grundlage. H. Mayer 1977. Gustav Fischer Verlag, Stuttgart – New York, 482 pp.

flowers (Image rights: Katharina Bastl)
flowers (Image rights: Katharina Bastl)
seed head (Image rights: Katharina Bastl)
seed head (Image rights: Katharina Bastl)
bark and leaves (Image rights: Katharina Bastl)
bark and leaves (Image rights: Katharina Bastl)
to the top