Cleistocalyx operculatus

Cleistocalyx operculatus
Scientific classification
Kingdom:	Plantae
Division:	Magnoliophyta
Class:	Magnoliopsida
Order:	Myrtales
Family:	Myrtaceae
Genus:	Cleistocalyx
Species:	C. operculatus
Binomial name
Cleistocalyx operculatus (Roxb.) Merr.. et Perry, 1937

Cleistocalyx operculatus, also known as C. nervosum (DC.) Kosterm. , Eugenia operculata Roxb., 1832, Syzygium nervossum DC., 1828, Syzygium operculatum (Roxb.) Nied., 1893), is a medium sized tree of about 10 meters in height with pale brown bark and dull green leaves.

The tree is native to tropical Asia, extending as far south as the Northern Territory of Australia.

Description

The leaves of C. operculatus are elliptical, obovate and glaborous, measuring 7-9 cm in length.

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

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

Uses

The leaves and buds of C. operculatus are harvested, dried, and brewed as an herbal tea in Vietnam known as "nước vối" with stomachic properties^[1].

References

1. ^ Nguyen, Duong Van. Medicinal Plants of Vietnam, Cambodia, and Laos. Santa Monica, CA: Mekong Printing, 1993.