Sword leaf dragon blood tree is also known as Cambodian dragon blood tree.
Sword leaf dragon blood tree is a long green arborous plant with a stem height of 5-15 meters. The stem is thick, with many branches, the bark is gray white and smooth, the skin of the old trunk is gray brown, flake peeling, and the young branch has ring-shaped leaf mark. The leaves gather at the top of stem, branch or twig, overlapping each other, sword shaped, thin leathery, 50-00cm long, 2-5cm wide, slightly narrowed to the base and then expanded, holding the stem, sessile.
This species often overflows a little red brown juice at the base of leaves, stems and branches, and the inflorescence axis is dense, with papillary pubescence, which is easy to identify.
Hainan dragon blood tree, also known as small flower dragon blood tree, Liliaceae, arborous, 3-4m high, stem not branched or branched, tree belt taupe, young branches with dense ring-shaped leaf marks. The leaves gather at the top of stems and branches, almost overlapping each other, sword shaped, thin leathery, up to 70 cm long, 1.5-3 cm wide, slightly narrowed to the base and then expanded, holding the stem, sessile.
It is distributed in southwest Hainan, on dry sand in leeward area, and also in Vietnam and Cambodia. Endangered species under state level II protection.
Small shrubby, less than 1 m tall, with thick roots. Stems unbranched or sometimes slightly branched, with sparse annular leaf scars. The leaves are borne on the upper part or the top of the stem, with a certain distance from each other. They are elliptic or elliptic lanceolate, 20-30cm long and 6-8cm wide. The midvein is slightly obvious, with a stalk, and the stalk is 3-6cm long.
Racemes terminal, about 15 cm long; flowers per 1-3, about 2 cm long, according to records; pedicels 3-4 mm long, joints at the top. Berry 10-13 mm in diam., with 1-3 seeds. The flowering period is unknown, and the fruiting period is August.
Produced in the south of Yunnan. It was born under the dense forest at an altitude of 1050 meters. It is also distributed in Bangladesh, India and Malaysia.
Shrubby, 1-3m high. Stem unbranched or slightly branched, with sparse ring-shaped leaf scars, skin gray. The leaves are on the upper part or near the top of the stem, with a certain distance from each other. They are strip-shaped and oblanceolate, 20-30 (- 45) cm long and 1.5-3 (- 5.5) cm wide. The midvein is obvious below the middle, and the base is gradually narrowed into a handle, sometimes with an obvious handle. The handle is 2-6cm long.
Produced in Guangdong (Hainan Island), Taiwan (Kaohsiung, Tainan) and Yunnan (Hekou). It grows in the forest or dry sandy soil under the shrub at low altitude. Southeast Asia is widely distributed.
large shrubby, height 1-5 M. The stem often has many branches, with thin branches and sparse annular leaf scars. The leaves are located at the top or near the top of the branch, with a certain distance from each other. They are narrow elliptic lanceolate or strip lanceolate, with length of 10-15 cm, width of 2-3 cm or wider, obvious midvein and stipe. Handle length 1 cm.
Panicles grow at the top of branches, shorter, and less than 10 cm long; flowers are usually solitary, with a recorded length of up to 2.2 cm; pedicels up to 1 cm long, and joints at the top.
It is widely distributed in Southeast Asia, from Vietnam to Indonesia.
