15
Jan
2009
Abies concolor Lindl.
Trees and shrubs | Pinopsida

Scientific name - Abies concolor Lindl.

Popular names - silver fir, white fir.

Distribution and Habitat - Oregon grows in the north, the mountains of Colorado to rock southern New Mexico and north of Mount San Pedro Martir.

Description - tree to 15-80 m high, trunk 1.5-2 m in diameter, regular crown, pyramid, have horizontal branches that start from ground level. Bark dun open ritidom reddish brown. Lujerii young are gray-green, slightly hairy, buds 0.6 cm, resinous. Acicular leaves 5-7 cm long and 2 mm wide, silvery-blue, on both sides with many stripes of stoma, are arranged on two rows on the stalk, perpendicular to it, your face Lujerului superior. The cones have a length of 7 to 12 cm and a diameter of 3-4cm, are erect, elongated cylindrical male cones are red-purple female cones are green-olive, spring blooming. Rags 2.5 cm wide and 1.5-2 cm long, thin margin, rounded. Seed of 8-12 cm length is cuneiform, shiny, brown-yellow, with large wings (two times higher than seeds).

Tolerances - is performing well against air pollution, with smoke and gas support partial shading in the early stages of growth. In the first years after planting, juveniles are susceptible to frost and drought, is protected to have a sustained growth.

Requirements - prefers light soils, deep return.

Propagation - by spring seeds or by grafting on A. alba. Spring seeding is done outdoors. Sowing is protected by shading and sapling nursery autumn to prick out. Early juveniles are susceptible to dryness and frost, and needs protection.

Cultivars and varieties - A. concolor var. concolor, A. concolor var. lowiana, A. concolor nana, 'Albospica', 'Argenta', 'Blue Cloak', 'Clarence', 'compact', 'tapered', 'spp', 'Glauca', 'Glauca Compacta', 'globosa', ' Larata ',' Little Globe ',' Masonic Broom ',' Mora ',' Pendula ',' Recurva ',' Saint John ',' Scooter ',' variable ',' Wattezii ',' Wintergol ',' Wustemeyer '.

Properties and Uses - ornamental species, very appreciated for the pyramid shape of the crown and the leaf color open, Landscape architecture used as ornamental trees. Are planted singly or in small groups, to highlight the beauty of individual specimens. The wood is pale brown SPRis white, light, soft and yielding.

References

Adrian Bloom - Gardening with Conifers - Frances Lincoln Publishers, 2001

Genny Smith - Sierra East: Edge of the Great Basin - University of California Press, 2001

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

Laurence Hatch - cultivars of Woody Plants - TCR Press, 2007

LeRoy Abrams - Illustrated Flora of the Pacific States, Vol I - Stanford University Press, 1923

Michael Graf - Plants of the Tahoe Basin - University of California Press, 1999

William Cullina-Native Trees, Shrubs, and Vines - Houghton Mifflin, 2002

See also
Top
Trees and shrubs
Angophora hispida Blaxell

Shrub or small tree, 4-5 m high. Gray-red bark at first smooth, exfoliating in due course. Leaves opposite, Sesia or short stalks, cordiform, 5-10 x 2.5-4.5 cm, pale green, pubescent. 3.7 flowers in a corymb, 10-15 cm diameter. Sepa free (dialisepal), green, petals free (dialipetal), white cream. Blooming in January. Fruit capsule.

 
Eriobotrya japonica Lindl

Small tree, 5-10 m high, trunk erect, divide, tomentoase branches, erect and espana, bark gray-brown, smooth, crown open, umbeliforma in adulthood. Leaves persistent, alternate, simple, elliptical language-lanceolata, margine evening, acuminata; nervatiuni lecundare are thick and deep language that seems inflated between them

 
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.

 
Caragana arborescens

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.

 
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.

 
Pinopsida
Pinus coulteri D. Don

Monoecious tree, 15-25 m high, trunk 40-120 cm diameter, wide crown, pyramid, iregulata. Bark gray-brown, streaked andanc with solxi long iregulati. Branches ascending, stalk yearly thin, brown-purple, glauca, rugosa, become black after several years.

 
Pinus radiata

Tree, 20-30 m tall stem, 30-100 cm diameter, cintorsionata right, conical crown, becoming round-payment. Bark gray to reddish-brown, deeply breazdata. Curved branches, stalk thin, red-brown, sometimes glauca.

 
Nageia fleuryi

Evergreen tree. Leaves opposite, coriacee, oblong to elliptic-lanceolata, 8-18 x 2-4.5 cm, top acuminata, petiole 2-4 mm long. Male cones are cylindrical, grouped 3-4 at underarms, female cones are solitary, the armpit leaves.

 
   Add to iGoogle
Last posts

Categories

Links