06
May
2009
Pinus radiata
Trees and shrubs | Pinopsida
0
0

Scientific name - Pinus radiata

Synonyms - Pinus insignis, Pinus tubers.

Popular names - Menterey Pine, Radiata Pine.

Distribution and Habitat - the natural range is coastal California, Santa Cruz, Monterey and San Luis Obispo, up to 1200 m altitude.

Description - 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. Shoots ovoizi-cylindrical, red-brown, 1.5 cm, resinous. Aciforme leaves, each divided into a bunch 3, persist 3-4 years, 8-20 cm x 1.3-2 mm, straight, yellow-green, fine line of stoma, conical peak. Male cones are yellow, 12 mm long, female cones are AsimTrice, ovoid, 7-15 cm long, brown, shiny. Seeds wing, 6-7 mm long, wing 12-18 mm long, matureaza in February, 2 years after pollination. 2n = 24

Growth rate - fast.

Tolerances - tolerate moderate frost.

Requirements - poor soils and drought.

 

Propagation - the seeds are spread by wind.

Diseases and pests - Agrobacterium, Dioryctria splendidella, Rhyaciona buolania.

Natural partners and Garden - Arctostaphylos tomentosa, Diplacus aurantiacus subsp. aurantiacus, muricta Pinus, Pinus ponderosa, Pseudotsuga menziesii, Sequoia sempervirens, Symphoricarpos mollis, Vaccinium ovatum

Cultivars and varieties - 'Aurea' has a conical crown, gold leaf, 'Goldie' wet climates but prefer good drainage.

Properties and Uses- Species adapted to periodic fires.

Invasive species.

Conuruile are consumed by squirrels.

Species used for reforestation trails in New Zealand, Chile, Australia and South Africa.

 

References

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

James S. Fralish, Scott B. Franklin - Taxonomy and Ecology of Woody Plants in North American Forests - Wiley, 2002

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

Arbez Michel - Les Ressources Genetiques Forestieres en France - Bureau des Ressources Genetiques, 1987

QCB Cronk - Plant Invaders: The Threat to Natural Ecosystems - Springer, 2009

See also
Top
Trees and shrubs
Chorisia speciosa

Deciduu tree, 9-18 m high, crown iregulata, spherical, pyramid. Bark is thin, green, gray thorns present on the trunk and branches. Leaves alternate, palmately-compound, 5-7 folio, folio elliptic, margin evening, nervatiune pinnate, green, autumn remain ever green. Flowers solitary, axillary, hermaphrodite, pentamere, actinomorfe, pink or white.

 
Catalpa bignonioides

Catalpa bignonioides - deciduu tree, a native of south-eastern United States in Alabama, Florida and Mississippi. Cultivated as an ornamental tree.

 
Cotoneaster horizontális

Deciduu or semi-evergreen shrub, prostrat, 50-150 cm tall and 1.2-1.8 m wide, often branched, with horizontal branches. Buds are pink opening spring. Suborbiculare or elliptical leaves, glossy dark green. The flowers are pink, small, almost Sesi, 1-2, anther white blooms in May-June, attracting bees.

 
Syringa vulgaris L.

Syringa vulgaris is a native of the mountainous regions of south-eastern Europe.

 
Helianthemum nummularium - Rock Rose

Scientific name, Helianthemum numularium, derived from the Greek Helios = sun and the Latin word indicating the currency, numumus = currency, because the flowers that sparkle in sunlight like a golden coin.

 
Pinopsida
Abies concolor Lindl.

Silver tree - evergreen tree, used for ornamental purposes, because the pyramid shape of the crown, the colorii leaves and frost resistance. The name 'concolor' refers to the fact that leaves have the same color on both sides.

 
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.

 
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.

 
Comments
Top
comments powered by Disqus
   Add to iGoogle
Last posts

Categories

Links