Holarrhena curtisii King & Gamble,

Holarrhena curtisii King & Gamble, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 74(2): 446 (1908).

Holarrhena curtisii King & Gamble; Photos Hoang Thanh Son

Vietnamese name: 

Mức hoa trắng nhỏ

Chinese name:

English name:

Latin Name: 

Holarrhena curtisii King & Gamble 

Synonym Name: 

Holarrhena angustata Pierre 

Holarrhena crassifolia Pierre 

Holarrhena crassifolia var. montana Pierre ex Spire

Holarrhena densiflora Ridl.

Holarrhena latifolia Ridl.

Holarrhena pulcherrima Ridl.

Holarrhena similis Craib

Family: 

Apocynaceae

Description: 

Shrub to 2.5 m. Branchlets densely to sparsely pubescent. Leaves: Inflorescence a terminal cyme, rarely appearing axillary, 3-12.5 cm long, lax, pubescent. Sepals linear, 2.5-7.5 by 0.8-1.2 mm, 3-7.5 times as long as wide, pubescent outside and inside, colleters few or absent near the base. Stamens inserted at 1.6-2.4 mm from corolla base; Ovaries 0.7-1.1 mm long; Fruit erect, at least when young, 7-30 cm by 1.5-5 mm. Seeds pubescent, 8.2-15 by 1.8-2.5 mm, coma 32-66 mm long.

Fruit and flower season: 

Flowers March - August, fruits March - December.

Distribution: 

Found in Southeast Asia - Thailand, Cambodia, Laos, Vietnam, Malaysia. In VietNam, found in Quảng Trị qua Kon Tum, Bà Rịa, Ðồng Nai. 

Ecological: 

Secondary rain forest, mixed deciduous forest, bamboo forest, scrub woodland, savannah and mangrove swamps; at elevations up to 400 m.

Chemical: 

N-demethylholacurtine

Uses: 

The bark and roots have been used to treat dysentery.

Reference: 

- theplantlist.org

- efloras.org

- ipni.org

- Flora of Thailand. vol 7, pt. 1. (1999)   p 250, Pl. IV(1).

- Jack R. Cannon, Emil L. Ghisalberti and Vitchu Lojanapiwatna; The alkaloids of Holarrhena curtisii King and Gamble; J. Sci. Soc. Thailand, 6 (1980) 81-89