Scientific name - Ailanthus altissima
Popular names - cenuser, castor false, Tree of Heaven, Chinese Sumac.
Distribution and Habitat - natural habitat in China and Korea, at 0-2000 m altitude. In Europe it was introduced in 1740 in Paris by a Jesuit missionary. Philadelphia was introduced by William Hamilton in 1784.
Description - tree 12-15 m high, round crown in his youth, rare, and latita, stem short, with few branches thick, upward. Bark smooth, brown, gray, thin, finely cracked. Mugurele terminal is absent, lateral buds were 3 mm long, round, brown, fluffy. Lujerii young are thick, fine hairy, yellow-brown, with large lenticele. Leaves alternate, imparipenat-compound, 40-60 cm long, with 13-25 Folio, ribbed, ovata lanceolata, 7-12 cm long, blue inside, glabra; onthiol smooth, round, swollen at the base. Flowers yellow-green, small, polygamous, of 0.7-0.8 cm diameter in panicule terminal, 10-20 cm long, 3.5 sepa, 5 petals, 10 stamens in male flowers, 2-3 in flowers hermaphrodite; 5.6 rags, ovary superior. Blooms in June-July. Fruit Samara, 3-5 cm long. Compressed seed, plant, have red-brown color, remain on tree in winter.
Growth rate - fast. Longevity, 40-50 years.
Tolerances - sensitive to frost, tolerate drought, air pollution.
Requirements - rather loose, deep soil, sunny exhibitions.
Management - in areas where invasive Ailanthus altissima is, shearing crown drajonilor induce growth, the best way to combat the ceachimica. Herbicides applied in spring, after leaf emergence.
Propagation - by seeds, root cuttings and layers. The seeds can be kept in place two yearsdried without losing germination. Tree become reproductive after 10-20 years.
Diseases and pests - Armillaria mellea, Atteva punctella, Botryosphaeria dothidea, Cytospora ailanthi, Fusarium lateritium, Hyphantria cunea, Nectria coccinea, Samia cynthia, Verticillium ALBO-atrum, Verticillium dahliae,
Properties and Uses - species can be used for determining slopes and slopes, degraded land.
Yellowish white wood, although it works well, has limited use, is soft, durable and less brittle. Species oras, with a potential production of 300 kg / ha / year.
By crushing the leaves emit an unpleasant odor.
Other species - Ailanthus excelsa (grown in dry places in northern India), Ailanthus grandis(fast-ascending tree of northern India, bark smooth, narrow crown), Ailanthus malabaricum (small tree of southern India, but grows in other tropical parts of Asia).
C. Colston Burrell - Native Alternatives to Invasive Plants - Brooklyn Botanic Garden, 2006
Carla C. Bossard, John M. Randall, Marc C. Hoshovsky - Invasive Plants of California Wildlands - University of California Press, 2000
Elizabeth J. Czarapata - Invasive Plants of the Upper Midwest - University of Wisconsin Press, 2005
John Eastman, Amelia Hansen - The Book of Field and Roadside - Stackpole Books, 2003
John R. Hartman, Thomas P. Piron, Mary Ann Sall - Piron's Tree Maintenance - Oxford University Press, 2000
Richard DeGraaf, Paul E.Sendak - Native and Naturalized Trees of New England and Adjacent Canada - UPNE, 2006
Trees and shrubs
Betula alba - species, ornamental, decorative crown shape and color of bark, in parks and gardens. The bark is rich in tannins, is used in cosmetics.
Santolina chamaecyparissus - limbricarita
Perennial species, stem 10-60 cm tall, erect or pendence; nefloriferi stalk is green-gray-tomentos; lujerii floriferi are simple, without leaves before blossom. Pectinata-toothed leaves often to penatsectate. Involucre 6-10 mm wide, hemispherical, subtruncat or not, or slightly rounded at the base; bractei lanceolata-ovata, Carina, the interior with round top. Flowers arranged in the capital, bright yellow.
Acacia sieberiana - tree, 3-25 m tall, rounded crown. Increase in savannah, in semi-arid regions of Africa, from 0-1850 m altitude.
Evergreen shrub, 1.2 m high. Strain with 4 edges. Leaves opposite, membranous, soft, dark green upper side and reddish on the underside, nervatiune obvious, limb oblong-lanceolata, margin entire, top acute, base cuneata, 8-12 x 20-30 cm. Cime axillary inflorescences. Calyx with 4 SEPA.
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.
Lonicera xylosteum - shrub originating from Europe, the Caucasus and Siberia, growing at the edge of deciduous forests, from lowland to 1600 m altitude. They prefer warm places and limestone associated with Cornus sanguinela, Ligustrum vulgare, Prunus padus and Rubus idaeus.
Drypetes natalensis (Harv.) Hutch
Small tree, 10 m high, branches edges. Leaves alternate, language narrow oblong or elliptic, round base, asymmetrical, margins deeply soirees, shiny dark green on the upper face, and green inside. Stipele linear, 0.1 cm. Flowers in bundles, appear in the armpit leaves and on old wood, male flowers are nested sepa 4.5, 0 petals
Pimelea physodes is a species indigenous to Australia. Stem erect, branched, 0.2-1 m high and 80 cm in diameter. Leaves opposite, Sesia, elliptic, acute nested. Capital terminal, solitary, nutant, large bracts, 4-6 cm, yellow, green, red or purple, perianth roots, the average tube, stamens long.
Herbaceous perennial. Procumbenta or decumbenta stem, 10-30 x 30-120 cm, with 4 edges, pear. Leaves tri-or tri-lobate penatsectat, lobes linear, 2-3.5 x 2-3 cm, entire or toothed, top obtuse. Flowers solitary in the armpit bracteelor, blue, purple, red-purple, lilac, or white. Calyx tubular, 6-9 mm needle 5 sepa unequal, linear, top acute.