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| Langbiangia scutellifolia (Luu, N.L.Vu & T.Q.T.Nguyen) Luu; Photo by Diep Dinh Quang |
The native range of this species is Vietnam. It is a perennial and grows primarily in the wet tropical biome.
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| Hydrocotyle javanica Thunb., Photo by Trần Trung Hiếu |
The native range of this species is Tropical & Subtropical Asia to Fiji (Taveuni). It is a perennial and grows primarily in the wet tropical biome.
Rau má lá to, rau má núi,
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| Castanopsis echinophora A.Camus, Photo by Hoang Truong |
The native range of this species is Vietnam. It is a tree and grows primarily in the wet tropical biome.
Kha thụ mang gai
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| Sonerila quangnamensis K.S.Nguyen, H.H.Truong, Aver. & C.W.Lin, Photo by Hoang Truong |
The native range of this species is Vietnam. It grows primarily in the wet tropical biome.
Keteleeria evelyniana Mast.
Keteleeria davidiana subsp. evelyniana (Mast.) Eckenw.
Keteleeria delavayi Tiegh.
Keteleeria dopiana Flous
Keteleeria evelyniana var. dopiana (Flous) Silba
Keteleeria evelyniana var. hainanensis (Chun & Tsiang) Silba
Keteleeria evelyniana subsp. hainanensis (Chun & Tsiang) Silba
Keteleeria evelyniana var. pendula Hsueh
Keteleeria evelyniana var. roulletii (A.Chev.) Silba
Keteleeria evelyniana subsp. roulletii (A.Chev.) Silba
Keteleeria hainanensis Chun & Tsiang
Keteleeria roulletii (A.Chev.) Flous
Tsuga roulletii A.Chev.
Du sam nói đất, Mạy Hinh
Pinaceae
An evergreen large-sized and single stemmed trees with an irregular branching habit, older trees with a broad crown, reaching up to 25- 30m high and 0.6-1.0m or more in diameter. Bark brownish-red and longitudinally fissured. Leaves spiral or arranged in two rows at branch-tops, linear, (2-)3-6.5(-8)x0.2-0.4cm, longer on young twigs; straight or falcate.Two ranges of stomata evident on lower surface. Male cones in catkin, grouped into racemes, axillary or terminal, 1-1.5cm long. Female cones solitaire, straight, axillary or subterminal, ovate or cylindrical, 12-20x3.6cm. Seed oblong, 0.9-1.4x 0.7cm, with resinous glands and yellow wings, 2-3x1.2-1.5cm, base attenuate.
This species is widely distributed in Laos( along the border between Laos and Vietnam), the Southern China (Yunnan) and Vietnam. In Vietnam, it is found from the North to the South : Dien Bien, Son La, Hoa Binh, Nghe An, Ha tinh, Thua Thien-Hue, Kon Tum, Dac Lac Lam Dong, Khanh Hoa and Ninh Thuan . Mainly growing in warm primary and secondary closed evergreen tropical seasonal mixed or coniferous submontane forests. Often mixed with tree species of Fagaceae, Lauraceae and Pinus kesiya(in some areas) on neutral soil. A fast- growing tree, found on 1000- 1,600m asl. (occasionally 500- 2000m). It prefers tropical or subtrolical climate : mean annual temperature 18- 22oC, annual rainfall above 1500mm. Natural regeneration is good.
Timber yellowish–white , resistant to insects , used in construction or household furniture making. It can be planted in mountainous regions. Its population and distribution areas are decreased (listed in Vietnam Red Data Book as Vulnerable
Souce: VIET NAM FOREST TREES 1996
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Keteleeria evelyniana Mast.; Photo botanyphoto.botanicalgarden.ubc.ca
