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Scientific Name– Alnus cordata Loisel. Synonim– Alnus cordifolia Common name(s)– alder of Corsica, Hartbladige Els, Italian alder, Ontano napoletano, Herzblattrige Erle. Distribution and Habitat– native to Corsica and South Italy; occurs naturally on damp soils, in poorly drained areas and depressed sites. Description– deciduuous tree, 10-15 (30) m tall; crown ovoid-conic. Bark greenish grey with numerous lenticels when young, later becoming a light grey-brown with small fissures. Twig slender, olive green, lenticels. Buds are stalked, green turning red an 0.6 cm long. Leaves alternate, simple, broadly oval to rounded, 5-10 cm long, base cordate, margin unevenly toothed, glossy green above, paler with a few scattered brown hairs below in vein axils and along midrib, petioles 2-3 cm long. Flowers monoecious, males flowers yellow-green, in aments elongated, 5-13 cm long, in clusters 3-5 (2); females flowers 6 mm, reddish green turning into a small cone, strobil 2.5-3 cm long, persistent in winter. Flowering in February-March. Fruit woody, 2 - 2.5 cm long, green turning reddish brown when ripe. Winged seeds. Growth rate– fast growth. Tolerances– it tolerates wet soil, but needs ample water. Requirements– does well in dry, acid, neutral and alkaline soil. Management– Propagation– seeds are best sown in a cold frame as soon as it is ripe and only just covered. When large enough to handle, seedlings should be pricked out into individual pots. Plant them out into their permanent positions in the summer.
Cuttings of mature wood, should be taken as soon as the leaves fall in autumn, and be planted outdoors in sandy soil. Pest and Diseases– is susceptible to chlorosis in very alkaline soils. Cultivars– 'Sipkes' 20 m tall, dark and glossy green leaves, recommended habit for a street tree. Properties and Uses– the tree is grown as an ornamental in gardens and parks and as a road-side. Is a windbreak or hedge for maritime areas. Alder trees has a symbiotic relationship and fix atmospheric nitrogen, utilized by the growing plants and enables it to grow well in quite poor soils. Curiosity– Bibliography Andreas Roloff, Andreas Bartels - Flora der Geholze - Ulmer, 2008 Cecil C. Konijnendijk, kjell Nilsson, Thomas B. Randrup, Jasper Schipperijn - Urban Forest and Trees - Springer, 2005 Katharina Pawlowski, William E. Newton - Nitrogen-fixing Actinorhizal Symbioses - Springer, 1ed, 2007 Michael A. Dirr - Dirr's Hardy Trees and Shrubs - Timber Press, 2ed, 1997
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See also
 Trees and shrubs
Nyssa sylvatica Marsh.
Dioecious tree, 25 meters high. Dark brown bark with deep cracks. Glabra or slightly hairy stalk, thin, red-brown, smooth; mugurele terminal 3-5 mm, nested, 6-8 scales visible, few pubescent and Chile, bicolori with red edges and the rest suprafatei green. Tilia cordata - Small-leaved lime, lime hill
Scientific Name - Tilia cordata Synonyms - Tilia parvifolia Ehrh., Tilia ulmifolia Purpose .. Names of people - small-leaved lime, lime sulfur, lime hill, Littleleaf Linden, Lindenbluten, Tiliae flos, Fleur de Tilleul. Distribution and Habitat - originating in Europe, grows on nutrient-rich soil in warm areas. Description - tree, 20 feet tall. Trunk as thick (can reach up to 1 m diameter). Bark on young specimens is smooth, gray to dark gray becomes mature specimens or brown, pitted. Crown oval, conical. Olive-green stems, at first pubescent then glabrata. Buds 4-6 mm long, usually two outer scales unequal, shiny, olive-green to red-brown, terminal bud is absent. Leaves alternate, simple, subrotunde - ovate, 5-7 c Tilia cordata - tree, native of Europe, increases in nutrient-rich soil in warm areas. Lime flowers are the most popular remedy for colds and flu, tea is used to treat headaches, anxiety and nervous tension. Magnolia baillonii
Tree, 40 m high, truncated 1 m in diameter. Stalk, leaf stalks are brown and language violated. Petiole 1.5-3 cm long. Leaves elliptic, ovat-elliptic, 6-22 x 4.7 cm, protruding ribs on both surfaces, base cuneata, top acuminata. Hamamelis mollis
Species from China (Anhui, Hubei, Hunan, Jiangxi, Sichuan), at altitudes of 800-1400 m, where grows beside Quercus serrata , Corylopsis sinensis , Castanea seguinii , Rhododendron simsii , Hosta ventricosa and Linder sp. . Felicia amelloides
Genus Felicia was named the Cassini AHG in 1818 by Felix, a German official at Regensburg who died in 1846. Felicia amelloides first cinerary amelloides was named by Linnaeus in 1763 and in 1894 named Felicia amelloides. Magnoliopsida
Tilia platyphyllos - Large-leaved Linden
Tilia platyphyllos - thermophilic species, grows only in plain and low hills, Europe and western Asia. Large-leaved Linden, used as decorative trees in parks, and street alignments. Wisteria sinensis - Chinese wisteria
Wisteria sinensis - is considered invasive in some places around the globe. In most cases become established in places where it is cultivated ornamental. Where there is danger of becoming glycineinvasive is better to be replaced with Aristolochia macrophylla, Bignonoa capreolata, Campsis radicand, Lonicera sempervirens, Wisteria frutescens. Reseda lutea
Reseda lutea - herbaceous annual, papilla or glabrous. Hailing from Europe, increases alkaline soils, fields, dry ribs, from 0 to 2000 m altitude. Clerodendrum bungei
Clerodendrum bungei - ornamental species grown in parks and gardens and in pots but terraces. Leaves crushed leaves an unpleasant odor. In hot and humid climates become invasive. Tussilago windbag - coltsfoot
From the Latin Tussilago tussis = cough on the plant's medicinal properties, windbag is the old name of poplar because of similarities between these species leaves. Windbag Tussilago Tussilago is the only species of the genus. Dioscorides, used potbal leaves as a substitute for tobacco, and to treat cough and asthma. |
 
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