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Scientific Name - Ambrosia artemisiifolia L. Synonyms - Ambrosia elatior Popular names - common ragweed, Ambrose of Féile d'armoire, wild tansy. Distribution and Habitat - originated in the United States and southern Canada, naturalized in Europe. Grown in temperate and subtropical areas, the crop fields, pastures, edges of roads and railways along. Description - The annual species, Mono, 30-100 cm tall. Fibrous root, branched at the top. Stems slender, branched, pubescent or hirsuta. Leaves opposite to alternate base and tapered, triangular or ovate, 1-2 penatifide, pubescent, light green inside and often pubescent, upper leaves are linear and integer. Male flowers greenish-yellow color, grouped in spiceterminale; onflorescentele female flowers are green, many held on the upper leaf axilla. Pollinatione anemofila. Blooms in June-October. Fruit achenes, obovoida, 3-4 mm long, pubescent and glandular. Seeds light brown, 3-5 mm long, 2-3 mm diameter, one plant produces 3000 - 60 000 seeds. Growth rate - fast. Requirements - prefer arid environments and bright, sandy and rocky land. Propagation - by seeds, through self-sowing, about 500-7300 seeds per m 2. Germinate the following spring. The seeds remain viable for 20 years with a germination rate of 85%. (Source http://www.issg.org ) Curiosity - Ambrosia derived from the Greek 'ambrotos' = 'food for the gods', 'artemisiifolia' name combines the Greek goddess of hunting su Latin name 'folium' = leaf, referring to the highly divided leaf form. Ambrosia artemisiifolia was introduced in Europe forMedicinal where out of control and the naturalizandu become invasive causing not only damage crops of maize, sunflower and soybean, and human allergies. For control of Ambrosia artemisiifolia and various biological methods were used: Epiblema strenuana, Zygogyramma bicolor, Z. disruptors, Z. suturalis. Ambrosia artemisiifolia can combat and uproot mechanically specimens before they bloom, but it is necessary to repeat this work several times. A. artemisiifolia allergy symptoms are frequent sneezing, runny nose, tearing, dermatitis.
See also
 Flowers
Gymnadenia conopsea
Gymnadenia conopsea - can be planted in parks and public gardens, on lawns or grassy rocks. Gymnadenia conopsea - Gymnadenia genus name comes from the Greek words 'gymnos' = empty and 'Aden' = gland. Globularia cordifolia
Undergrowth; prostrata strain or creeping with Solon. Strains florifere, 2-14 cm without leaves or bracts 1-2. Leaves evergreen, alternate, lamina uninerva, coriacee, 4-7 x 10-20 mm, obovata or spatula, suborbiculare, top round, mucronata; petiole 2-4 cm. Heliosperma pusillum
Heliosperma pusillum - herbaceous perennial, native to southern Europe, grows on limestone ravines, from 1000 to 2500 m altitude. Dianthus sylvestris
Dianthus sylvestris - perennial species, the stem short and woody. Increase the debris, limestone bedrock, from 0 to 2400 m altitude. Species are cultivated as ornamental for rocarii. Echinacea purpurea
Herbaceous perennial, rhizome cylindrical. Reddish stem, 80-100 cm tall, easy hirsuta-pubescent, branched. Leaves alternate, petiolare, lanceolata-ovata, margine evening, slightly pubescent; to the top of the stem leaves are Sesi. Magnoliopsida
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. Aesculus hippocastanum - common horsechestnut
Aesculus hippocastanum - is used in parks and gardens, the tree line, solitary or in groups. The flowers are bees, and seeds contain starch, protein, tannin, saponin and edible oil, which can be manufactured soap, technical oil, glue, medicines. Species not produce forest wood is of poor quality. 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. Dasiphora fruticosa
Dasiphora fruticosa - deciduu shrub, native of Asia, grows on wet soils and wet rocks. Dictamnus albus L.
Dictamnus albus L. - Species native to southern Europe to northern China, perennial to 1 m, stem node, erect, leafy coriacee, compound, alternate, 9-11 lobes, ovata, parties, 7.5 cm long; iregulate flowers, white-pink, 2.5 cm long, 5 SEPA and 5 petals, 10 stamens, terminal raceme, fruit capsule with 5 lobes. |
 
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