09
May
2009
Robinia pseudoacacia - Acacia
Trees and shrubs | Magnoliopsida

Scientific name - Robinia pseudoacacia

Synonyms --

Popular names - Black Locust, Robinia,

Distribution and Habitat - originating from New York to Minnesota, south Virginier, South Dakota, and Oklahoma.

Description - tree, 25 m high, crown iregulata, oval, open. Maroni stalk, thin, tomato-brown of thorns present 1.5-2.5 cm long. Small buds superimposed. Leaves alternate, imparipenat-compound, 7-19 folio elliptical, obovata, opposite, entire edge, nervatiune pinnate, 4-5 cm long, green or green glauca, are yellow in autumn. Raceme blossom, 12-30 flowers papilionate, fragrant, flower 1.8-2 cm long; rachides green, 8-20 cm long. Peduncle 7.9 x 0.5-1 mm, reddish green. Calyx green, 5 sepa united at the base, lobes 2 mm, acute. Corola white; vexilum (stindard or upper petal) 1.6 cm, with a yellow-green stain on the middle, wings (lateral petals) 1.6-1.8 x 0.5-0.6 cm; hull is made of 2 petals joined to the top, top, yellow-green, protects the stamens and ovary , 10 stamens, 1.5-2 cm long, pale yellow pollen, ovary superior, 1.5 cm, style 0.7-0.8 cm, pubescent. Fruit pods

Growth rate - fast.

Tolerances - alkaline soils, drought, wind and cold.

Requirements - grow on soils rich in humus, well drained, neutral to acidic, in full sun or semiumbra.

Management - skims needs to form a strong structure.

Propagation - by seed from March to May.

Diseases and pests - Aglaospora anomala, Diaporthe oncostoma, Nectria galligena. Controlling these diseases is by trimming the parties concerned.

Phytophthora parasitica can attack plants 1-3 weeksgrown in greenhouses.

Cladosporium epiphyllum, Cylindrosporium solitarium, Gloeosporium revolutum, Phleospora robiniae and Phyllosticta robiniae are fungi that cause black spots on leaves.

Megacyllene robiniae, adults feed on pollen.

Odontota dorsalis attack leaves in May.

Natural partners and Garden - Sambucus nigra.

Cultivars and varieties - 'Decaisneana' and 'Idaho' - pink flowers growing, 'Crispi' and 'Inermis' - growing without thorns, 'Aurea', 'dissect', 'Frisia', 'macrophylla' and 'Unifolia' - growing with foliage variegata.

Properties and Uses - all parts of the plant in non-toxic flower. Bark is poisonous to horses, cattle, sheep and paDomestic jump.

Fruits attract birds and squirrels.

Aqueous extracts of flowers, were slightly alkaline reaction, tamponeaza excess stomach acid. Use only dry flowers without flower rahisyl the form of infusion, a spoon into a cup with water, can drink 2.3 cups per day.

Of acacia flowers can make pancakes. Flowers without flower axis, rinse well and put the drained on a towel. It makes the dough for pancakes and add acacia flowers. Bon appetite!

Myth, Legend and Folklore - bark in traditional medicine, was used to hiperaciditatea stomach in gastric and duodenal ulcers, and purgative.

References

Harmount Arthur Graves - Illustrated Guide to Trees and Shrubs - Dover Publications in 1992

Bojor Ovidiu - Guide to Medicinal and Aromatic Plants A to Z - Fiat Lux, 2003

C. Colston Burrell - Native Alternativesives are Invasive Plants - Brooklyn Botanic Garden, 2006

Guy Sternberg, James W. Wilson, Jim Wilson - Native Trees for North American Landscapes - Timber Press, 2004

John R. Hartman, Thomas P. Piron, Mary Ann Sall - Piron's Tree Maintenance - Oxford University Press, 2000

John W. Everest, Thomas A. Powe, John D. Freeman - Poisonous Plants of the Southwest United States

Photos
Top
See also
Top
Trees and shrubs
Tilia platyphyllos - Large-leaved Linden

Tilia platyphyllos - thermophilic species, grows only in plain and low hills, Europe and western Asia.

Large-leaved Linden, used as decorative trees in parks, and street alignments.

 
Ilex aquifolium

Ilex aquifolium is a shrub native to Britain, 8 meters high. Crown dense pyramid. Bark is smooth, gray, alternate leaves, coriacee, ovat-elliptical or pointed spinal rigid, acute, those tricky steps and with the lower branches of the PA wave the upper branches, evergreen, bright green, toxic.

 
Carpinus betulus

Carpinus betulus - hard wood shaft with durable but less humid conditions. Suprta trimming and better suited for bonsai training.

 
Quillaja saponaria

Evergreen tree, 15-20 m high. Leaves simple, alternate, coriacee, limb oval edge gear, 2.5-5 cm long, short stalks. Flowers arranged in dense corymb, hermaphrodite, pentamere, white, 1.5 cm in diameter, calyx of 5 SEPA. Fruit capsule, containing 10-20 seeds.

 
Areca catechu L.

Popular names - English: Areca, Areca-nut, betel nut palm, French: cachou falling within subheading, Arequier, German: Betelnusspalme, Guam: pugua, India: Pan, Spanish: catechou hand, Yap: bu.

Areca catechu - originating in eastern Africa, southern Asia and the Pacific Islands. Grows in tropical climates at altitudes from 0 to 900 m.

 
Magnoliopsida
Dovyalis caffra - kei-apple

Dovyalis caffra - fruit edible, with a high vitamin C content (80-120 mg/g), potassium (600 mg), and makes an excellent jam.

 
Eucalyptus globulus Labill.

Evergreen tree, 25-70 m high x 5 m diameter trunk base. Ritidom rough, exfoliating in gray is the upper of the trunk and branches, in long strips. 12-15 x 12-25 mm buds. Leaves are opposite, in pairs, united among themselves in the green-glauca, 6-15 cm long, adult leaves alternate, 15-35 cm long, lanceolata and arched, the asymmetric top long-acuminata, sturdy stalks.

 
Stachys palustris L. - marsh Jales

Herbaceous perennial, rhizome tuberizat, crawler. Stem erect, rarely branched, tetragon, dark pink-purple, with scrub edge stem, 30-120 cm tall. Caulinare upper leaves are Sesi, amplexicaule, narrow-lanceolata, evening and slightly wavy edge, basal leaves are short stalks.

 
Ajuga chamaepitys

Ajuga chamaepitys - herbaceous annual Euro-Mediterranean, grows around the Mediterranean, in warm and dry, up to 1500 m altitude.

 
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.

 
   Add to iGoogle
Last posts

Categories

Links