| Zanthoxylum laetum | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Sapindales |
| Family: | Rutaceae |
| Genus: | Zanthoxylum |
| Species: | Z. laetum |
| Binomial name | |
| Zanthoxylum laetum Drake | |
Zanthoxylum laetum is a species of woody plant from the Rutaceae family. [1] [2] [3] [4]
Z. laetum is a vine that grows up to 4 meters tall. Its stems and branches have barbs. Leaf shafts feature many spines. The plant has short puberulent hairs on the leaf shafts, petioles, and midribs, and the leaflets have scattered transparent oil spots.
The leaves have 5-13 leaflets which alternate. They are whole, ovate or ovate-elliptic, sparsely oblong, 8–15 cm long, 4–7 cm wide. The apex caudate is long or short, pointed, blunt head, slightly concave, symmetrical on both sides. The thinner side is slightly slanted. The leaf surface is bright after drying. The oil spots are not obvious. The midrib is flat or slightly recessed on the leaf surface. The side veins are 9–14 on each side, and the reticulated leaf veins are more obvious. The petiole is 2–6 mm long.
Inflorescences are axillary. The pedicels are approximately as long as petals. The sepals and petals are in 4 pieces. The sepals are light purple-green, narrow ovate, less than 1 mm in length. The petals are yellow-green, broad ovate, about 4 mm in length. The male flowers are threadlike, yellowish green, 6–8 mm long. The staminodes are terete, 4-parted; staminodes short linear in female flowers.
The fruit stems are 2–5 mm long. The fruits are separated from each other. They are reddish-brown and the edges are often purple-red, a single diameter of 7–9 mm, with a beak tip no more than 1 mm long at the top. The oil spots are recessed after drying, and they are visibly smooth with slight raised edges.
The seeds are nearly spherical, 6–7 mm in diameter, brownish-black, and shiny. The flowering period is from March to May, while the fruit period is from September to December.
It is native to North Vietnam and Guangdong (Zhanjiang region), Hainan, southwestern Guangxi, and southern Yunnan in China.It is found at 500–1200 meters in mountain mixed woods. It grows in limestone mountains and soil mountains. It is common in humid dense forests and climbs on other trees. [2] [3]
In Hainan, its roots and stem bark are used as fish poisoning agents. It is used as herbal medicine in folk. It is used to treat pains such as toothache. [2]
Aralia spinosa, commonly known as devil's walking stick, is a woody species of plant in the genus Aralia, family Araliaceae, native to eastern North America. The various names refer to the viciously sharp, spiny stems, petioles, and even leaf midribs. It has also been known as Angelica-tree.
Dypsis ambositrae is a species of flowering plant in the family Arecaceae. It is found only in Madagascar where it is threatened by habitat loss.
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Zanthoxylum macranthum , is a species of woody plants in the family Rutaceae. It is native to the upland open forests and thickets in south-east Tibet and southern China, and has been found in Chongqing (Nanchuan), Guizhou, south-west Henan, western Hubei, Hunan, Sichuan, southern Yunnan (Xishuangbanna), and south-east Xizang.
Zanthoxylum austrosinense, or South Chinese Sichuan pepper, is a woody plant in the family Rutaceae and is native to southern China.
Zanthoxylum avicennae is a woody plant in the family Rutaceae.
Zanthoxylum calcicola is a woody plant in the Rutaceae family. It is native to Yunnan, Guizhou, and Guangxi in China.
Zanthoxylum dissitum is a woody plant native to China. It grows in upland thickets and open forests, forests, at 300-2600 m altitude.
Zanthoxylum echinocarpum is a woody plant in the family Rutaceae and is native to South-Central and Southeast China.
Zanthoxylum esquirolii is a woody plant in the family Rutaceae from Guizhou, Sichuan, and Yunnan China.
Zanthoxylum glomeratum is a woody plant in the Rutaceae family, it is native to Southeast and South-Central China.
Zanthoxylum khasianum is woody plant in the Rutaceae family native to Attam and South Central China.
Zanthoxylum kwangsiense is a woody plant from the Rutaceae family, it is native to northwestern Guangxi, Guizhou (Libo), and Sichuan China.
Zanthoxylum leiboicum is a woody plant in the Rutaceae family and is native to Sichuan in China, and is known there as léi bō huā jiāo (雷波花椒).
Zanthoxylum liboense (Chinese: 荔波花椒 is a plant in the Rutaceae family.
Zanthoxylum micranthum is a woody plant in the family Rutaceae. It is native to Hubei, Hunan, Guizhou, Sichuan, and Yunnan provinces in China.
Zanthoxylum molle is a woody plant from the Rutaceae family.
Zanthoxylum motuoense is a woody plant from the Rutaceae family and is native to Medog, Tibet.
Zanthoxylum undulatifolium is a woody plant from the Rutaceae family. It is native to western Hubei, eastern Sichuan, Taibai Mountain in southern Shaanxi to the Three Gorges of the Yangtze River in China.
Zanthoxylum yuanjiangensis is a woody plant in the Rutaceae. It is native to Yuanjiang, Yunnan, China.
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