Syzygium nervosum is a species of tree native to tropical Asia and Australia, extending as far north as Guangdong and Guangxi in China and as far south as the Northern Territory of Australia.[2] It was previously known as Cleistocalyx operculatus and also known as C. nervosum (DC.) Kosterm., and Eugenia operculata Roxb., 1832. It is a medium-sized tree of about 10 meters in height with pale brown bark and dull green leaves.

Syzygium nervosum
In Hong Kong
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Myrtales
Family: Myrtaceae
Genus: Syzygium
Species:
S. nervosum
Binomial name
Syzygium nervosum

Description

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The leaves of S. nervosum are elliptical, obovate and glaborous, measuring 7–9 cm in length.

Flowers cluster as greenish white trichomatous panicles. The blossoms have 4 petals.

The 7–12 mm diameter fruits are ovoid with a concave tip and a wrinkled texture. The fruits turn purplish upon ripening.

Uses

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The leaves and buds of S. nervosum are harvested, dried, and brewed as an herbal tea in Vietnam known as "nước vối" with stomachic properties.[3]

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References

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  1. ^ Botanic Gardens Conservation International (BGCI).; IUCN SSC Global Tree Specialist Group (2018). "Syzygium nervosum". IUCN Red List of Threatened Species. 2018: e.T130887438A130907831. doi:10.2305/IUCN.UK.2018-2.RLTS.T130887438A130907831.en. Retrieved 19 November 2021.
  2. ^ "Syzygium nervosum". Australian Plant Name Index (APNI), IBIS database. Centre for Plant Biodiversity Research, Australian Government.
  3. ^ Nguyen, Duong Van. Medicinal Plants of Vietnam, Cambodia, and Laos. Santa Monica, CA: Mekong Printing, 1993.