Road Barriers

8/8/2019 Road Barriers

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PREPARED BY:

LAZARO

LAZO

NAZARENO

OLIMPO

PASCUAL

4AR5


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BUNGA DE CHINA(Areca catechu)

It is a medium-sized and graceful palm

tree growing straight to 20 m tall, with atrunk 10-15cm in diameter.

The leaves are 1.5-2 m long, pinnate, with

numerous, crowded leaflets. It is alsoknown as Puga in Sanskrit, Supari in

Marathi.


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BUNGA DE CHINA(Areca catechu)

The Areca palm is also used as an interiorlandscaping species. It is often used in large

indoor areas such as malls and hotels. Itwon't fruit or reach full size. Indoors it is aslow growing, low water, high light plant thatis sensitive to spider mite and occasionallymealybug. The areca nut is also popular forchewing throughout some Asian countries

such as Taiwan, Vietnam, Philippine,Malaysia, and India. Chewing areca nut isquite popular among working classes inTaiwan. The nut itself can be addictive andhas direct link to mouth cancers. Areca nut inTaiwan will usually contain artificial additives

such as limestone powder.


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Balete tree

Glabrous spreading tree, up to 8 meters

high, with numerous adventitious roots

from the trunk and branches.

Leaves are large and smooth, leathery

and shiny, slenderly acuminate and

entirem with prominent midribs. Thestipules are usually red, often as long as

the leaves.


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Balete tree

Introduced, but now pantropic in cultivation.

Popularly planted as a roadside tree.

Parts utilized: Rootlets and Bark

Of the ficus plants tested, the rubber plant isthe best for removing chemical toxins from theindoor environment, especially formaldehyde.


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DAPDAP

Dapdap is found along the seashore, and

is frequently planted inland throughout

the Philippines. It also occurs in India to

Polynesia.

A deciduous tree reaching a height of 15

m, the branches and the branchlets stout

and armed with short, few to many sharp

prickles.


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DAPDAP Leaves: leaflets broadly ovate and 8 to 18 cm long,

with pointed tip and broad base.

Flowers: calyx about 4 cm long and minutelyToothed at the tip, the mouth being very oblique.Petals brightly red and shorter than the calyx, thestandard being 7 to 9 cm long and the wings andkeels subequal. Stamens 10, upper filaments freenearly to the base or more or less connate with

others. Ovary many-ovuled, style incurved.Racemes terminal, hairy, dense and up to 2.5 cmlong. Papilionaceous flowers large and numerous.

Fruits: pods, 10 to 25 cm long, 1.5 to 2 cm indiameter and distinctly constricted between theseeds.


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ILANG -ILANG Cananga odorata forma genuina , is a small flower

of the cananga tree. It is a fast-growing tree that

exceeds 5 meters per year and attains an average

height of 12 meters.

It grows in full or partial sun, and prefers the acidic

soils of its native rainforest habitat. The leaves are

long, smooth and glossy.

The flower is greenish yellow (rarely pink), curlylike a sea star, and yields a highly fragrant essential

oil.


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ILANG -ILANG tree of the custard apple family, native to

southern India, Java, Malaysia, the Philippines,

and other Pacific islands.

evergreen Asian tree with aromatic greenish-

yellow flowers yielding a volatile oil; widely

grown in the tropics as an ornamental


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MC ARTHUR PALM

A most elegant clumping, slender feather-

leaved palm native to Northern

Queensland which thrives. Outdoors

plants need free draining, humus rich soil

and plenty of water in dry periods.

Macarthur Palms grow in a variety of sun

and shade conditions.


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MC ARTHUR PALM

Height: 15-25 feet (4.5-7.6 meters)

Spread: 6-10 feet (1.8-3.0 meters)Leaf: 8-12 inches (20-30 cm)

Range: Not native to North America

(USDA Hardiness Zones 10B through

11- extreme southern Florida; andextreme southern California.)


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PALOSANTO(Bulnesia sarmientoi)

Bulnesia sarmientoi is a tree that inhabits apart of the Gran Chaco area in South America,

around the Argentina-Bolivia-Paraguayborder.

Its common name is palo santo (Spanish,"holy wood"); in some places it is called

ibioca, and in the trade also known as vera orverawood. It may also appear named asParaguay lignum vitae, since it has propertiesand uses similar to the lignum vitae trees ofgenus Guaiacum.


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PALOSANTO(Bulnesia sarmientoi)

Bulnesia sarmientoi heartwood is brown,black, and green (varying in color from light

olive green to chocolate brown), with streaks.The sapwood is mostly thin and light yellow.The basic specific gravity of this wood isbetween 0.92 and 1.1 g/cm.

Palo santo is employed for engraving workand for the making of durable wooden posts.From its wood, also, a type of oil known as oilof guaiac (or guayacol) is produced, to beused as an ingredient for perfumes. Its resincan be obtained by means of organicsolvents, and is employed to make varnishesand dark paints.

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