Scientific name - Thevetia peruviana
Synonyms - Cascabela thevetia, Thevetia neriifolia
Popular names - yellow oleander, yellow leandru, nohomalie.
Distribution and Habitat - originally from tropical America, grows on dry soil and sunny position.
Description - evergreen shrub, 6 m high. Stem erect, cylindrical, branched, smooth, green, presents latex. Leaves simple subsesile, alternate, arranged spiral limb linear, entire edge, top acute, glabra, 8-16 cm long. Flowers pentamere, hermaphrodite, actinomorfe, pedicel, arranged in terminal bunches, calyx 5 SEPA, green, persistent; Corola gamopetala, campanulata, lobes rounded, 4-7 x 3-4 cm, yellow stamens 5, short filament; gineceu sincarp, ovary superior, bilocular. Fruit drupe, black, triangular, 2.5-4 cm in diameter.
Propagation - by seeds or seedlings. Semintele germinate difficult.
Properties and Uses - all parts of the plant are toxic. The seeds are extremely toxic and can harm human life.
It can be cultivated as ornamental plants.
Trees and shrubs
Thunberg grandiflora Roxb.
Perennials, voluble. Stem thin, green, 2 m height. Leaves opposite, language ovat-lanceolata, acuminata peak, the cordata, margin entire, lobate or iregulat needle, 15 x 10 cm, short stalks, 3.5 ribs. Blue flowers with yellow, white on the outside, 8 x 8 cm, arranged in bouquets with individual pedicel 4-5 cm long, corolla tube 3 cm long
Shrub 3 m high. Leaves disposed in each vertical 3 (4), the busiest peak, linear, 1.5 cm long, acuminata-mucronata, bright green top and white on the inside of the main rib prominent, margins Revol.
Evergreen shrub or small tree, 1-2 m high. Branched or with a single stem, thin, often branched stalk with fine hairs, covered with scars of fallen leaves. Leaves alternate, elliptic-round, 5-15 x 5-10 mm, top and tapered-round basis, margins finely toothed or entire, glossy dark green on upper side, more pale green inside; countries, glabra, occasionally glandular, ribbed very short.
Acer platanoides - norway maple
Acer platanoides - used as an ornamental species in parks and gardens, but also the green street.
In the United States was introduced around 1700 in East Pensilveniei. It was introduced as ornamental species, the green street, in many areas of culture out of control and become invasive species.
Brassica nigra Koek. - Black mustard
Brassica nigra is herbaceous annual native to Asia Minor, but is cultivated on all continents for the seeds. The seeds are used for preparation of mustard.
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.
Acta spicata - a species native to Europe and Asia, grows in mountain forests in beech forests from 400 to 1500 m altitude.
Bergen crassifolia (L.) Fritsch.
Herbaceous perennial forms a bush evergreen basal leaves, stems florifere up to 50 cm tall, dark purple. Leaves 25 cm wide, or elliptic obovata language, rim around the base cuneata, top obtuse, long petiole, 3-9 cm long. Panic blossom, flowers pink or dark pink open.