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
Viburnum opulus L. - calin, snowball
Originally from Europe, grows spontaneously in the Netherlands, the soil rich in forests, and forest edge. Description - shrub, 1,3-3,5 m high; ritidom smooth, exfoliating in strips is, open gray on the outside, Brown -yellow on the inside, branched stem. Leaves opposite, 3-lobate, margin iregulat evening, the round or truncata, top acuminata, glabra on the upper face, lower face pubescent, dark green in summer, yellow-orange in autumn.
Cassia angustifolia - ornamental shrub, belongs to the family Fabaceae, native of northern Africa.
Tree 25 m high. Trunk erect, branched. Ritidom smooth, dark gray. Crown broad, thick, tapered. Leaves persistent, alternate, coriacee, lamina ovat-oblong, acute, entire and slightly wavy edge on the upper side and glossy green color, on the underside is brown-rust, pubescent, ribbed central rib obvious; nervatiuni pinnate secondary.
Ginkgo biloba - maidenhair tree
Ginkgo biloba is deciduous tree native to China. Is a hardy tree tolerating a variety of climate and soil types, but not tolerate extreme frost.
Juicy species, perennial, native to Madagascar, was introduced in Europe in 1920. The species is named after Robert Blossfeld. Undergrowth of 40 cm height. Leaves simple, opposite, succulent, elliptic to ovata, the strains are from the top of Blong-lanceolata, 2-10 cm long, red margin, crenate, glabra.
Viola x wittrockiana
Tribulus terrestris - the old woman's teeth
Herbaceous annual, prostrata, with branches 80 cm long. Paripenat-compound leaves, 4-8 folio, oblong folio, 4.12 x 4 mm. Sepa 2-4 mm long. Petals 3.6 mm long. Stigma pyramidal-elongated. Blooms in May-September.
Coreopsis tinctoria - North American native grass, cultivated as ornamental species for mixed borders, in pots and cut flowers.
Herbaceous perennial, fleshy rhizome. Flexible stem, erect to decumbenta, ribbed, light purple, 8-20 cm high. Leaves petiolate, green-glauca, glabra, 5-10 cm long, leaf-ovat basal orbiculare or reniforme; caulinare lanceolata-spatulate leaves, base cuneata, top acute, edge teeth caulinare upper leaves are elliptical, bracteiforme.