Table 3 List of exotic herbal tea plants in Qianxinan
Plant name | RI | Place of origin | Peculiarity | References |
|---|---|---|---|---|
Amaranthus tricolor L | 1.0 | India | Rich in protein, Zn, Ca and vitamins; in folk it has the advantages of relieving urine, supplementing calcium to coagulate blood and improving eyesight. The stems and leaves are eaten as vegetables; the leaves are mixed in various colors for viewing | [54] |
Bidens bipinnata L | 0.6 | East Asia and North America | Rich in hyperoside, quercetin, rutin; it can be used as a folk medicine to treat sore throat, cold, malaria, abdominal pain and diarrhea | [55] |
Bidens pilosa L | 1.1 | America | Rich in quercetin, hyperoside, taxfolin-7-o-rhamnoside; in folk the whole grass is decocted, to treat diabetes, and used externally to treat boils, snake bites, bruises and swelling pain | [56] |
Crassocephalum crepidioides (Benth.) S. Moore | 1.0 | Tropical African | The stems are rich in dihydrocoumarin compounds, which have anti-dysentery effects; in folk it is often used to treat indigestion, and its young leaves are a delicious wild vegetable | [57] |
Cyperus rotundus L | 0.8 | Asia | The main components are volatile oils, favonoids and sugars; it can be used as a medicine for gynecological diseases | [56] |
Eclipta prostrata (L.) L | 1.3 | America | Rich in triterpenoid saponins, flavonoids; it has the effect of nourishing liver and kidney, cooling blood and stopping bleeding | [58] |
Erigeron annuus (L.) Pers | 1.0 | Eastern America | Rich in vanillic acid, ferulic acid, 4-hydroxyacetophenone; in folk it is commonly used in the treatment of malaria, and it has the ability to clear heat-toxin,, and aid digestion | [56] |
Oenothera rosea L'Her. ex Ait | 1.0 | Southern North America | Rich in kaempferol, ursolic acid, luteolin; in folk it is mainly used to decrease inflammation and pain caused by trauma | [56] |
Senna occidentalis (Linnaeus) Link | 1.5 | Tropical America | Rich in β-sitosterol, daucosterol; in folk it is regarded as traditional medicine, and its efficacy is mainly evident in the treatment of malaria | [59] |
Solanum pseudocapsicum L | 1.1 | Mexico, the Caribbean and South America | The whole plant is poisonous, and root has analgesic effect, and can be used to treat lumbar muscle strain | [60] |
Sonchus oleraceus L | 1.2 | Europe and the Mediterranean | Rich in luteolin, apigenin and other glycosides; in folk it is commonly used to treat icteric hepatitis and is often eaten as a wild vegetable | [56] |