Platostoma | |
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Platostoma africanum | |
Scientific classification | |
Kingdom: | Plantae |
(unranked): | Angiosperms |
(unranked): | Eudicots |
(unranked): | Asterids |
Order: | Lamiales |
Family: | Lamiaceae |
Subfamily: | Nepetoideae |
Tribe: | Mentheae |
Genus: |
Platostoma P.Beauv. |
Synonyms | |
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Platostoma is a genus of flowering plants in the mint family, Lamiaceae, first described as a genus in 1818. It is native to tropical parts of Africa, southern Asia, Papuasia, and Australia.Mesona and Acrocephalus has been known as its synonyms.
A widely consumed species in this genus is Platostoma palustre (synonyms Mesona chinensis, M. elegans, and M. procumbens), or xiancao (仙草) in Mandarin, sian-chháu (仙草) in Taiwanese, leung fun cho (涼粉草) in Cantonese, sương sáo in Vietnamese, and cincau in Indonesian and Malay. It is eaten as a snack in drinks, or set as a gel and served as a grass jelly.
In Indonesia the Platostoma palustre leaf is used to make a black jelly; there is also an instant powder variety available.
There are about 44-46 accepted species as below: