Gonocaryum lobbianum (Miers) Kurz

 Gonocaryum lobbianum Kurz, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 39(2): 72 (1870).

Gonocaryum lobbianum (Miers) Kurz; Photos Diep Dinh Quang

Vietnamese name: 

Quỳnh lam, Thụ đào có mũi

Latin Name: 

Gonocaryum lobbianum (Miers) Kurz 

Synonym Name: 

Gonocaryum griffithianum (Miers) Kurz

Gonocaryum harmandianum Pierre

Gonocaryum maclurei Merr.

Gonocaryum pavieanum Pierre ex Gagnep. 

Gonocaryum siamense Warb.

Gonocaryum subrostratum Pierre

Gonocaryum wallichii Mast.

Lasianthera macrocarpa (Blume) Miq.

Phlebocalymna griffithiana (Miers) Mast.

Phlebocalymna lobbiana (Miers) Mast.

Platea griffithiana Miers

Platea lobbiana Miers

Stemonurus macrocarpus Blume

Family: 

Icacinaceae

Description: 

Shrubs or small trees, 1.5-8(-10) m tall. Bark gray; branchlets light olive green to light gray-brown, glabrous. Petiole 1-2 cm, stout; leaf blade shiny, olive green when dry, abaxially slightly light green and adaxially dark green when fresh, narrowly to broadly elliptic, 9-20(-25) × 4-10(-14) cm, leathery, glabrous, midvein abaxially conspicuously prominent, flat, adaxially conspicuous, slightly concave, lateral veins 5 or 6(-9) pairs, abaxially prominent, adaxially slightly prominent, reticulate veins inconspicuous, slender, base broadly cuneate or subrounded to oblique on one side. Plants polygamo-dioecious. Staminate flowers in dense interrupted short spikes, 7-8 mm, with short pedicel; sepals 5, broadly elliptic, ca. 2 mm, valvate, connate only at base, margin ciliate; corolla white, tubular, ca. 6 mm, slightly fleshy, glabrous, with 5 triangular lobes; lobes incurved; stamens 5, on corolla tube, filaments 3-4 mm; anthers ovoid, ca. 1.5 mm; ovary ca. 2.5 mm, pubescent. Pistillate or bisexual flowers few, in racemes on short peduncles; calyx lobes 5, ovate, ca. 2.5 mm, valvate; corolla tubular, ca. 6 mm, 5-lobed, lobes triangular; filaments ca. 4 mm; anthers ca. 0.5 mm; ovary broadly ovoid, glabrous; style hairy; stigma small, 3-lobed. Drupe changing from green to purple-black, ellipsoid to narrowly ellipsoid, 3-4.5(-6) × 1.8-2.5 cm, with longitudinal ribs when dry, apex with a short mucro; exocarp 3-4 mm thick. 

Flowering: 

From April to September.

Distribution: 

Borneo, Cambodia, China South-Central, Hainan, Laos, Malaya, Myanmar, Thailand, Vietnam. In VietNam, Hà Nội, Thanh Hoá, Đà Nẵng, Khánh Hoà và Đồng Nai.

Ecological: 

Dense valley forests; 500-1800 m.

Use: 

Edema, hepatitis jaundice (leaves, roots).

Young leaves can be used as vegetables, old leaves can be used to make alcohol, treat edema. Easy to make heat, detoxify. Essential oils for industrial.

Reference: 

- theplantlist.org

- efloras.org

- ipni.org