lesarbres.fr
Les arbres
http://www.lesarbres.fr/index.php?th=connaissance
Arbre au liège de l'Amour. Arbre aux 40 écus. Chêne vert, chêne-liège. Faux Vernis du Japon. Organisateurs de manifestations autour des arbres et des jardins : renseignez ici. Les fiches descriptives des arbres et arbustes les plus vues :. Les arbres les plus appréciés. Une image chaque jour :. Le dicton du 29 Août,. Fête de Sainte Sabine ( tous les saints. Agrave; la Sainte-Sabine,. Mettez le dicton du jour dans votre site :. Identification d'une feuille de forme :. Ratio 1 (le plus petit) :. Où ils pui...
lesarbres.fr
hetre
http://www.lesarbres.fr/hetre.html
Arbre au liège de l'Amour. Arbre aux 40 écus. Chêne vert, chêne-liège. Faux Vernis du Japon. Fayard, faou, fouteau. Arbre de la famille des Fagacées. Car le fruit est maintenu dans une cupule. Le mot hêtre est un nom germanique apparu au XIII. Siècle. Fayard vient du latin fagus. Qui a aussi donné Fau, Fou, Le Faouet, La Fage, fouet, fouine. Le Hêtre était inconnu des Grecs. La forêt de hêtres est une hêtraie. Feuilles laciniées), Fagus sylvatica asplenifolia. Hêtre d'Orient, Fagus orientalis,. Superfici...
european-trees.com
wallpaper
http://www.european-trees.com/fondecran.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. More Wallpaper from paintings of lanscapes. Once the page loaded, right click on the image and "Set as Wallpaper". The image is in gif format, which combines good image quality and optimized weight. Pictures under the snow. Le Parc de Sceaux. Identification of leaves/flowers and fruits. Last comments on trees. 07/02/16 : Japanese Cryptomeria. Genetic analysis of the oldest Cryptomerias in China ind. 26/07/11 : Mountain Elm. Middot; Site map.
european-trees.com
Soils and habitat
http://www.european-trees.com/sol.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. The big categories of soils are limestones (alkaline, pH 7) and clay soils (acid, PH 7), which come from the decomposing rock: the Provençal mountains are calcareous, while the Hercynian massifs (Massif central, Armorican Massif) are sour. The peaty soil is typically sour (and it is suitable for plants acidophiles , rhododendron, azaleas). To feed, trees also scoop out some nitrate of the soil: they are nitrophile. What does not prevent them fro...
european-trees.com
wallpaper
http://www.european-trees.com/fondecran1.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. L'été ou Ruth et Booz. Une matinée, la danse des nymphes. Le moulin de Startford. John Constable (1776 - 1837). Automne, forêt. Narcisse Virgile Diaz de la Peña (1807 - 1876). Mail à la Chicane. Albert Bierstadt (1830 - 1902). Forêt de Fontainebleau, le chêne Bodmer. Allée de châtaigniers près de La Celle Saint Cloud. Pictures under the snow. Le Parc de Sceaux. Identification of leaves/flowers and fruits. Last comments on trees. Re laburnum risk...
european-trees.com
trees
http://www.european-trees.com/texte.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. Classes trees by origin (countries or continents) and gives the latin names and english names. A wide variety of trees was classified according to their mechanisms of reproduction. The current classification has been developed by Carl von Linné in the years 1730-1750. To summarize, two major categories exist: " entomophilous. Are pollinated by insects, butterflies or birds (ie cherry), the " Anemophilous. Use the wind (conifers). To this we must...
european-trees.com
Trees
http://www.european-trees.com/index.php?th=connaissance&rubrique=connaissance
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. You are a schoolchild, student, teacher. This site is for you:. The botany pages explain you what is the use of leaves. Of a tree. Trees, unlike the animals, are fixed to the soil. Where they find a part of their feeding : the soil is therefore essential for their development and for their growth. They can attain record. Trees are classified in families. According to criteria of reproduction and their names in Latin. Then go to the. 07/02/16 : J...
european-trees.com
photos
http://www.european-trees.com/photos.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. This rubric displays 2.500 photos taken either flat (leaves, flat fruits as the samaras of maples, small flowers of species anemophilous), or on the ground (bark, outlines, landscapes, landscapes under the snow). You may notice that a tree has very various aspects throughout the year:. The winter sees breaking buds and emphasises the bark and the trunk of trees as well as the form of the crown,. The summer sees maturing fruits,. Either real; use...
european-trees.com
Flowers
http://www.european-trees.com/fleur.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. For what are of use flowers? As all plants, trees reproduce by the germination of the female gametes (egg) with spermatozoons, which are produced by inflorescences, when mature (10 years old for the locust tree, 10 - 20 years for the birch, and 60 years for the beech or the sessile oak). Contrary to the animals which are mobile and can meet for mating, trees are fixed! How to organise the meeting necessary to survival? In anemometre, instrument ...
european-trees.com
identifying leaves
http://www.european-trees.com/feuil-id.php
TREES of EUROPE -. Shrubs of Europe -. Grand Fir Great Fir. Identification of a simple leaf (simple blade) :. Measure the ratio of the length of the blade (part of the leaf which picks up the light, without the petiole) on its widest breadth, by helping you of this grid. If the graph gives a ratio of 1,6 for example, it is necessary to search leaves with a ratio included between (ratio 1) 1,4 and (ratio 2) 1,8 or 1,5 and 1,7 because leaves are not quite rigorously homothetic. Ratio 1 (the smallest):.
