Jeju Gotjawal

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Japanese Hackberry (Celtis sinensis Pers.) 팽나무

by on Aug.21, 2010, under trees

 

Form : Deciduous broadleaf tall tree

Characteristic: Leaf is dislocated and length is 4~11cm, shape is like egg, an oval or long oval. End of leaf is sharp. The bottom of leaf body is sharp and left and right get twisted a little. The top of leaf is saw-toothed and both sides has hairs but gradually disappeared. Surface is tough. Leaf has 3~4 pairs of a vein. The leafstalk 2~12mm long and has hairs. The flower blooms in April~May. The fruit is plump, has bark, around-shaped and bear in October. The diameter is 7~8mm long. The color turns yellow into red, gradually change reddish brown. The fruit is sweet and eatable.

Where you can see this species at Dongbaekdongsan:  In Dongbaekdongsan , it is easily find at forest’s edge.

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Naked-anther Ternstroemia (Ternstroemia japonica) 후피향나무

by on Aug.12, 2010, under trees

 

Form :  evergreen broad-leaved small forest tree

 

Characteristics : The leaf sprouts crossed or congregative. Leaves are upside down egg shaped or long oval shaped or willow leaves shaped. The bottom of leaf is wedge-shaped and the end is round and he edge is plain. Its length is 3~7cm, the width is about 1.5~2.5cm. Both side no have hairs and surface is burnish. The front is deep green and the back is yellowish green. no sawtooth in edge. Fruits are round egg shaped ir round shaped and its length is 1.2~1.5cm. They ripe on October and split not burst, skin of fruit is  red and the top splits irregularly and They have 5 red seeds. It blossoms off-white colored flower diameter 2cm facing the bottombin July , and dioecism. Origin is Korea.

 

Where you can see this species at Dongbaekdongsan : It can be seen in the Dongbaekdongsan and trail.

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Camellia japonica (Common Camellia)동백나무

by on Aug.12, 2010, under trees

 

Characteristics :  The leaf is not matched. And the leaf is ellipticity or long ellipticity. And the leaf looks like egg upside down. So the bottom of leaf is sharp and the edge of leaf is sawlike and looks like wave. The length is from 5 to 12 centimeters, the width is from 3 to 7 centimeter. Its surface is glossy and dark green. From January to April, red flowers bloom in tip of twig and that flowers are legalization. Its fruit is conspicuous, round shape and its diameter is from 3 to 5 centimeters. Its peel is thick. The fruit is divided 3 pieces. In the fruit, there is brown seed. The fruit grow ripe on October or November. Its stem’s height is about 7 meters but sometimes, there is tree whose height is more than 20 meters. The bark of a tree is grayish brown and it doesn’t split and pop. Its native habitat is Republic of Korea.

 

Where you can see this species at Dongbaekdongsan :  We can often see this tree anywhere in Dongbaekdongsan, and it has bright colored to other trees. Also, unlike other leaves, this leave’s color is dark. We can easily distinguish this tree because, vein get coiled round irregularly like a net.

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Parthenocissus tricuspidata (Boston Ivy)담쟁이덩굴

by on Aug.12, 2010, under trees

 

Characteristics : The leaf is not matched and looks like wide egg. The top of leaf is divided 3 parts and the bottom of leaf looks like heart shape. The edge of leaf is sharp and rough-sawtooth shape. In its surface, there is no downy hair. The leaf is glossy and dark green. Behind side of leaf is light green and there is downy hair. Its flowers is yellowish green and bloom on June and July at tip of twig or pit of leaf. The flower is legalization. First, just one flower blooms at flower stalk Second,  another flowers bloom at the tip of twig which is around flower stalk. Last, other flowers bloom at another tip of twig. Its fruit is berry and looks like round ball. On September or October, fruit grow ripe and its color turn into black inclining to purple. When the fruit is ripening, it is covered with waxy white dust. In the fruit, there are 1~2 seeds and seed’s peel is hard. Tendril sprouts faced with leaf. There are adhesion roots. So, when it attachs. it doesn’t detach well. Its native habitat is Republic of Korea.

 

Where you can see this species at Dongbaekdongsan :  This tree is in forest and in edge of forest. Front side doesn’t have far and back side has small far on vein. We can see this tree in various shape.

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Theezans (Sageretia theezans) 상동나무

by on Aug.12, 2010, under trees

 

Form :  Semi-evergreen broad-leaved climbing shrub,

Characteristics : Leaves are alternate,  oval or ovate, entire, round, 1-3cm long, 1-1.15cm wide, with fine serrates at the edge, turned yellow in fall, both-side has a polish, with no hair. Fruits are drupe, has 1 or 3 hard seed, 3~5mm diameter, ripen in April~May next year with black-purpled color. Panicle grows in twig, leaf axil, like compound-spike. Flowers are bloom in October~November, which is bisexual flower. A petal cracked in 5 pieces. End of branches hang down. Stem has twig which has 8 line and brownish hair, its end turned spine. Its height is about 2m. Its origin is Korea.

Where you can see this species at Dongbaekdongsan :  In Dongbaekdongsan, can be found edge of forest, grazing land, near the trail. Leaves are egg-shaped, with sawtooth in edge.

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Frangulioides (Rhamnella frangulioides) 까마귀베개

by on Aug.12, 2010, under trees

 

Form : Deciduous broad-leaved shrub.

Characteristics : Leaves are alternate, obovoid forms, long oval shaped, 6~12cm length, 2.5~4cm width, have thick saw teeth on edges, with no hairs on surface, backside color is green-gray, have hair on vein. Fruits are egg shaped oval and drupe, 8~10mm length, 3~4.5mm diameter, color is yellow but ripen in July~October. It’s height is 7m. Its origin is Korea, and grows in the coast in the southern region, in Cheju, lives altitude 1,100m far, also lives in Japan, China.

Where you can see this species at Dongbaekdongsan : In Dongbaekdongsan, can be found edge of forest, entrance of trail in the sunlight. Its vein is clear and leaves are oval-shaped.

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Japanese Maple (Acer palmatum) 단풍나무

by on Aug.12, 2010, under trees

 

Form : Deciduous broad-leaved arboreous tree

Characteristics : Leaves are simple, opposite, palmate but cracked in 5-7 pieces. A lobe is willow leaves shaped or wide willow leaves shaped, acuminate, cordate, with compound serrate, its surface is hairless, flat, with hairy back side but disappeared. Samara is 1.5cm long, hairless, and ripened in September-October which wings are long oval. Corymb makes fan-shaped in May, first little flower bloom together, and flower is complex type. The twigs have no hairs and red brown colored. It distributed in the altitude of 100~1,600m of Cheolla, Chejudo(island), Daedunsan(Mt.), and Baekyangsan(Mt.) Which tree form is round with 15m high and 80㎝ diameter.

Where you can see this species at Dongbaekdongsan : In Dongbaekdongsan, can be found in trails inside of  forest near the swamp ,Munmulkkak.

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Euscaphis japonica (Thunb.) 말오줌때

by on Aug.12, 2010, under trees

 

Form : Deciduous broadleaf  small forest tree

Characteristics :  A leaf is opposite and composed of 5~11 small leaves. Small leaves are 5~9 and an odd number feather shape’s foldleaves. A small leaf is narrow egg shape or broad willow leaf shape. A small leaf’s length is 4~8 centimeters and width is 2~4 centimeters. And it has sharp small saw tooth at the edge and its bottom part is round or broad wedge-shaped. A leaf’s surface is glossy and dark green. A nut hang each 1~3 is a bound nut. Its peel is semicircular and bent oval shape. The end of a nut is sharp-pointed and length is 1.5~2 centimeters. A nut grows ripe in October~September. In May, it makes a cone-shaped inflorescence. Also, many yellow green flowers bloom together. They are bisexual flowers. The stem’s height reaches 3meters. A branch is thick and doesn’t have hair. The bark of a tree is green brown and round. Trees grow (height) 5~6meters. The place of origin is Korea.

Where you can see this species at Dongbaekdongsan :  : In Dongbaekdongsan, it can be seen in forest edge, pastureland and around a walk that  a lot of sunshine. Also, it can be seen in Dongbaekdongsan entrance surrounding.

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Rhus chinensis 붉나무

by on Aug.12, 2010, under trees

 

Form : lacquer tree family

Characteristics  :  Leaves are cross each other and 7~13 piece leaves. Small leaves are long oval shaped or egg-oval shaped. Length is 5~12cm, width is 2.5~6cm with tip is sharp and below is round. Edge has occasionally rough saw-toothed and quality is thick. Leaves’ surfaces are vivid green and back is tone-down green, closely gray-brown tentacle. Bear fruits is hard seed fruits, round, covered with down and glandular hair. They ripe into red in September to October. In August to september, Flowers make a panicle in young branches tip, and many little brown-white flowers bloom togather, and trees are dioecism. Small branches are yellow-brown and burnish. trees grow in national.

Where you can see this species at Dongbaekdongsan  : In Dongbaeckdongsan, They are easily find at forest’s edge, grazing land, sunny near walk. Characteristic is crossed each other leaves. Also leaves’ spaces, small leaves grow like wing.

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Japanese Mallotus(Malltus japonicus) 예덕나무

by on Aug.12, 2010, under trees

 

Form :  Deciduous broadleaf arborescent

Characteristics :   Leaves are cross each other and topsy-turvy egg shaped. below is round or wide wedge shaped, and tips are sharp. Length is 10~20cm, width is 6~15cm. surfaces have red tentacle and back is yellow-green. Leaves are single layer or a little divided 3 to 4. Bear fruits are triangle shaped ball, diameter is 7mm and yellow-brown. Seeds are dark brown, a little round. Their length is about 4mm and have dim projection. Flowers make a panicle and bloom in June, dioecism and sexlimited. Stems’ height is 10m more or less and grow straight. Branches are thick and bark is gray-white. The home is the Korea. They grow naturally warm region in South seashore. In Jeju, they also grow altitude 1,100m.

Where you can see this species at Dongbaekdongsan :  In Dongbaeckdongsan, They are easily find at forest’s edge, grazing land, sunny near walk. Vein of leaves are divided at start point of leaves. Vein of leaves are vivid, so when we touch it, we feel rough.

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