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.
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.
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
Trees and shrubs
Helianthemum nummularium - Rock Rose
Scientific name, Helianthemum numularium, derived from the Greek Helios = sun and the Latin word indicating the currency, numumus = currency, because the flowers that sparkle in sunlight like a golden coin.
Cassia angustifolia - ornamental shrub, belongs to the family Fabaceae, native of northern Africa.
Annona muricata is ornamental species. Fructul is edible as it is consumed fresh, as dessert, or mixed with ice cream or milk. Fruits containing vitamin B (0.07 mg/100g) and C (20 mg/100g), calcium and phosphorus.
Firmiana simplex - also known as Sterculia platanifolia, was named in honor of Karl Joseph von Firmiana (1718-1782).
Firmiana simplex - ornamental species grown in parks and gardens in shady and protected from winds exhibitions.
Evergreen shrub originating in Southern Ireland and Mediterranean regions, grows slowly, up to 3 to 10 m, reddish bark, young branches are red-hot, dense crown. Leaves alternate, elliptic-lanceolata, 5-10 cm long, parties, except ribs smooth, glossy dark green, pinnate nervatiune. Flowers white to pale pink, sometimes stained with red, 5-10 mm long, campanulata, odorless, ready to panicule 5 cm long, anther clocks.
Salix reticulata is a shrub alpine areas grows, from 1800-2700 m altitude in association with Silene acaulis and Dryas octopetala.
Theobroma cacao - the tree deciduu originating from semi-tropical forests of Brazil, Mexico and the U.S.A
The genus name derives from the Greek "theos" = god, and 'bromine' = food, food of the gods.
Morus nigra - mulberry tree
The fruit of Morus nigra contain 9% sugar, organic acids, pectin, tannin, vitamins A and C, minerals and other substances. Berries can be eaten raw or dried, in puddings, jams, or sauce.
Anthyllis vulneraria L. - head Turcului, harmful
Herbaceous perennial herb, polymorphic, rhizome. Prostrata strain or ascending, pubescent, hairs white, 5-40 cm high. Basal leaves, arranged in rosette, stems leaves alternate, imparipenat-compound, folio oblong-linear, foliole terminal is greater than the side glabrata or slightly pubescent on the upper face, lower face and Seto.