形態特徵

• Erect herb, dark-purplish red, glabrous. Stem simple or branched, ca. 6-12 cm high, 0.3-0.5 mm in diameter.
• Leaves scake-like, oblong, acuminate to acute, ca. 1 mm long. Inflorescence terminal, racemose, erect, ca. 1-5 cm long, 5-30-flowered.
• Flowers unisexual. Bracts lanceolate, acute, ca. 1 mm long. Pedicels (4-) 7-9 mm long, straight. Male flower perianth segments 6, 3 larger ones with alternating 3 smaller ones, segments oblong-ovate, ca. 1.3 mm long, the apex with a stipulate globosely knob, stamens (2-) 3, connective extended into a long grooved appendage, ca. 1.3 mm long; anther 4-celled. Female flower perianth segments 6, more or less equal, oblong to triangular, acute, ca. 0.5 mm long, apex without appendage. Carpels ca. 20-30, style subapical, awl-shaped, apex papillate, exceeding the ovary.
• Fruits 2 mm in diameter. Seeds 0.7 mm long, rounded at the top and appressed towards the helium.

分布

• 台灣 : distributed in Lanyu Island on the windward slop of Mt. Tashenshan. It is common and grows in tropical rainforest which is dominated by <i>Garcinia linii</i> and <i>Syzygium densinervium</i> var. <i>insulare</i>.
• 世界 : Distributed in Micronesia, W. Polynesia, Solomons, and Malesia.

引證標本

Taitung County: Lanyu (Kotosyo) Is. (Botel Tobago Is.): Tashenshan, ca. 300 m alt. T. H. Hsieh 2016, 5035 (TAI, HAST, NTNTC).

參考文獻

• Tsung-Hsin Hsieh, Chih-Sheng Wu and Kuoh-Cheng Yang. 2003. Taiwania 48(4): 242.