162 



RUBIACE^. 

 :«. OPHIORHIZA LANCIFOLIA, sp. vov. 



Suffruticose, ascending branched 15 to 20 cm. tall, young parts 

 scurfy. 



Leaves equal, lanceolate acuminate at both ends, 6.5 cm. long, 

 5 to 10 mm. wide. Nerves 7 pairs curved glabrous. Stipules very 

 small, reduced to short points. Peduncle slender, 2 cm. long branches 

 of the cjme about 6, 1.5 cm. long to 2 cm. Flowers about 7 on a 

 branch on pedicels under 1 mm. long. Calyx very short, companulate, 

 with small ovate obtuse lobes. Corolla 5 mm. long (drying red) 

 tube stout hairy at the base of the 5 ovate lanceolate lobes which are 

 as long as the tube. Stamens very short half the length of the 

 corolla, filaments very short, anthers linear, tips notched, or 

 stamens as long as the corolla, tips exsert at the mouth. Style 

 as long as the corolla clubbed. Flowers white. 



Hills of Koh Samui. No. 5739. A herb on rocks in the stream. 

 Nearest to 0. fruticosa, Ridley of the limestone rocks of Selangor 

 but the leaves are glabrous and the petiole and peduncle longer. 



.•M. HBDYOTIS PINIFOLIA, Wail. 

 Koh Samui. No. 5741. Common in Malaya. 



35. RANDIA PENANGENSIS, King and Gamble. 



Koh Samui. No. 5743. Distrih.—M.?da,j Peninsula. 



36. PRESMATOMERIS ALBIDIFLORA, Thw. 



Koh Pennan. No. 5760. Dtsirifc.— Indo-Malaya. 



37. CHASALIA CURVIFLORA, Thw. 

 Koh Pennan. Flowers whitish violet. Distrib. — Indo-Malaya. 



.38. PSYCHOTRIA VIRIDI FLORA, Hookkr, fil. 



Koh Pennan. No. 5778. 



COMPOSITE. 



39. COSMOS BIPINNATUS. Cat. 

 Koh Pennan. No. 5762. A tropical weed. 



MYRSINE^. 



40. ARDISIA SOLANACBA, RoxB. 



Koh Samui. No. 5746. Bistrih. — Indo-Malaya. 



EBENACE^. 

 :41. DIOSPYROS LANCBAE FOLIA, Roxb. 

 Koh Pennan. Tree about 10 inches in diameter. Flowers white. 

 Distrib. — Assam, Burma, Malay Peninsula and Sumatra. 



