310 MR. H. N, RIDLEY ON A COLLECTION OF 
MEDINILLA PAHANGENSIS, n. sp. 
Frutex epiphytieus, cortice albo verrucoso. Folia verticillata lanceolata 
subobtusa vel oblanceolata, basi angustata, coriacea enervia, 2 poll. longa 
$ poll. lata, petiolo 3 poll. Flores in eymis 1 poll. longis, pentameri, 
albi, 3 poll. longi. Calyx eupuliformis, granulatus, obscure 5-dentatus. 
Petala obovata rotundata. Stamina 10, filamentis sinuatis glabris, 
antheris equilongis curvis, processibus 2 anticis ad basin corniformibus, 
unoque dorsali. 
Gunong Tahan, 4000-5000 ft. Growing on trees; flowers white. (5396.) 
In general appearance resembles M. Hasseltii, Blume, but is pentamerous. 
PACHYCENTRIA TUBERCULATA, Korth. Ver. Nat. Gesch. Bot. 246, t. 63. 
Gunong Tahan, on trees at 3300 ft. Flowers white, each petal tinted rose- 
red at the base; flower-stalks, fruit, and mid-ribs of leaves beneath coral- 
red. (5237.) 
Distrib. Malay Peninsula, Burma, Borneo. Common at all altitudes. 
MEMECYLON GARCINIOIDES, Blume, Mus. Bot. Lugd.- Dat. 1. 358. 
Gunong Tahan, 3300 ft. Flowers white ; anthers violet. (5352. 
Distrib. Borneo and Sumatra. 
M. Maingayi, C. B. Clarke, in Hook. fil. Fl. Brit. Ind. ii. 557. 
Gunong Tahan, 5000-6000 ft. Creeper; fruit ehrome-yellow. (5457.) 
Distrib. Malay Peninsula. 
BEGONIACE. 
BEGONIA sinuata, Wall. List, n. 3680. 
Kwala Teku, 500-1000 ft. Flowers pale pink ; stamens chrome-yellow ; 
stalks purplish pink, leaves beneath reddish purple. (5539.) 
Distrib. Burma, Malay Peninsula. 
B. Herveyana, King, in Journ. As. Soc. Beng. lxxi. п. (1902) 68. 
Kwala Teku, 500-1000 ft. (5546.) 
Distrib. Malacea. 
САМОРЕТАІ Æ. 
RUBIACELE. 
ARGOSTEMMA MUSCICOLA, n. sp. 
Herba parva erecta vel suberecta, hispidula, 2 poll. alta. Folia sequalia 
anguste lanceolata acuta basi cuneata herbacea, glabra, nervis tribus et 
marginali pilis albescentibus munitis exceptis, 1-1} poll. longa, 1 poll. 
lata; petiolo brevi. Flores 1—2 terminales pedunculati, albi, inter 
majores generis, $ poll. lati. Bracteæ lanceolate, et cum pedicellis 
hirsute. Sepala lanceolata acuta, Petala lanceolata acuta, 
