12
Jan
2009
Caragana arborescens
Trees and shrubs | Magnoliopsida

Scientific name - Caragana arborescens Lam.

Synonyms - Caragana Caragana Karst.

Popular names - Caragana, Siberian Peashrub, Gi Jin Er.

Distribution and Habitat - originating from Siberia, growing close to rivers.

Description - deciduu shrub, 2-5 m high. Bark gray young branches are yellow-green. Leaves alternate; paripenat-compound, 4-6 pairs of folio oval-elliptic, 10-35 mm long, dark green in summer and autumn yellow, 5-10 cm long; spinescente Stipe. Flowers solitary, Corola yellow, 20-25 mm long, increase the armpit leaves, blooming from May to June. Fruit pods, yellow-brown becoming gray-brown, smooth, develop in the June-July. Seeds reniforme, elliptical to ovoid, rounded top and bottom, 4.4 x 2.8 mm, surface smooth, glossy, red-brown. 2n = 16

Growth rate - slowly.

Tolerant - frost, seceta, pollution and wind.

Requirements - grows on any soil, but to be well drained, sunny but rather exhibits and semiumbra tolerate.

Propagation - the seeds fall. The seeds must be stratified 15 days at 5 ͦ C.

Cultivars and varieties - 'Albescens',' Cuneifolia ',' Grandiflora ',' Lorbergii ',' Nana 'Pendula', 'serum', 'Walker'.

Properties and Uses - can be used in groups and protection curtains.

C. arborescens var. inermis - branches without thorns.

Because well-developed system radically, Cragana arborescens can be used for soil erosion control

Curiosity - in some parts of the USA is considered invasive species.

In Grand Bretagne was introduced in 1752.

In Korea is grown on small scale as plantof medicine for roots. In Canada and USA is planted in forest protection.

References

Andrei Aleksandrovich Fedorov - Flora of Russia - CRC, 2002

Elizabeth J. Czarapata - Invasive Plants of the Upper Midwest - University of Wisconsin Press, 2005

France Royer, Richard Dickinson - Wildflowers of Edmonton and Central Alberta - The University of Alberta Press

Harrison L. Flint - Landscape Plants for Eastern North America - Wiley, 1997

Michael A. Dirr - Dirr's Hardy Trees and Shrubs - Timber Press, 1997

Ronald Houtman, Royal Horticultural Society Booskoop Staff - Variegates Trees and Shrubs - Timber Press, 2004

See also
Top
Trees and shrubs
Thevetia peruviana - leandru yellow

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.

 
Russelia equisetiformis

Bush, 60-150 cm tall. Branches green, thin, pubescent, with 4.12 edges. Leaves pubescent, with some softwood apuncte, leaves from the branches are placed 3.6 in each verticil, language ovat-elliptic, 8.5-16 x 6-9 mm, top acute, sparsely toothed, leaves are opposite dinsre top Lujerul, linear, whole.

 
Pittosporum tobira

Shrub 4 m high, dense crown. Bark brown, rough. Leaves persistent, coriacee, simple, language spatulate, entire edge, top round, the obovata, central rib obvious, and glossy dark green upper side, more open bottom, glabra, arranged in vertical false. Blossom umbela

 
Hamamelis virginiana

Species native to North America, lies at altitudes up to 1500 m in Romania is less common in parks and gardens as ornamental species.

Leaves, branches and bark is an aromatic oil extracts used in medicine.

 
Melia azedarach L.

Name the genre, Melia, derived from Greek and 'azedarach', the Persian word and means 'noble trees'.

Popular name: English: bread tree, Persian lilac, China berry; Nepal: bakaino, Tibet: smag sing.

Distrubuire - in Nepal at around 700-1700 m altitude village in Iran Afghanistan, Pakistan, India, Bhutan and China.

 
Magnoliopsida
Soldanella alpina

Soldanella alpina - grows in coniferous forests and grasslands, from 1000 up to 2500 m altitude, moist substrates, rocks, rich in humus.

 
A new species of Lathyrus L. in Turkey

The new species, Lathyrus egirdiricus H. Gens & A. Sahin. (Fabaceae), was found in around 2004-2006 Pinus forests in Isparta, Turkey.

Lathyrus egirdiricus- voluble species annual, 45-75 cm. Leaves linear-lanceolata with nervatiuni parallel stipele semi-sagittal.

 
Anchusa italica Retz. - Ox tongue, large miruta

Anchusa italica species is a perennial or biennial, erect stem, up to 150 cm high, much branched, rarely simple, hispida. Originally from the Mediterranean.

 
Primula elatior

Primula elatior - perennial species, rizomatoasa, originally from Europe to western Asia, growing in mountain areas, pay attention in forests up to 1500 m altitude.

 
Chimonanthus praecox (L.) Link

Chimonanthus praecox - native species of China. Linnaeus described this species as the variety, as the Calycanthus praecox. In 1819 Lindley introduced a new kind Chimonanthus.

Deciduu shrub, 2-5 m high. Leaves opposite, entire, ovat-lanceolata, 7-20 cm long, thin, green, rough upper part, becoming yellow in autumn.

 
   Add to iGoogle
Last posts

Categories

Links