H. N. Ridley: Botany of Guiioiig Tahan. 175 



central mealy blotch in the centre; claw linear, oblong; limb 

 abruptly suborbicular, deeply retuse. Column short, with 

 l^_ short tooth-like stelidia. 

 |H| Common on rocks and trees on the Padang. 1 have the 



'^^ same plant from Bukit Hitam in Selangor collected by 

 Kelsall, and from Kluang Terbang in Pahang (with leaves 



I a little longer and thinner) by Barnes. This might be but 

 an alpine form niD. bifavium, to which I previously referred 

 it ; but the leaves are only half as big as in that species, as 

 are the very small flowers, and the colouring is different. 

 178. Dendrobium sinuatum, var. An elongate form, 

 bigger than usual. On the Padang, not common. A similar 

 plant was obtained in Kluang Terbang by Barnes. It is a 

 foot long, with leaves i inch long and \ inch wide. 



IK *i79. Dendrobium cokNUTUM, Hook.fil.; Ridl. op. cit. p. 



'^" 324. This beautiful plant with its bright pink flowers is 



abundant on mossy trees from below the Gully to the Padang. 



It seems to prefer the cold, damp, and dark woods, draped in 



moss. 



Distribution. Perak. 



*i8o, Dendrobium subflavidum, Ridl. op. cit. p. 324. 

 Common on the trees from Wray's Camp to the Padang, but 

 less abundant above 5,000 feet. Endemic. 



181. Dendrobium hymenopterum, Hook.fil. Common 

 on the stems of trees in the woods by the streams on the 

 Padang and by the Teku. 



Distribution. Kluang Terbang, Perak Hills, Kedah Peak, 

 and Lankawi. 



*i82. Bulbophyllum galbinum, Ridl. op. cit. p. 324. 

 Common in the woods of the Teku and Padang to 5,000 feet 

 altitude. 



Distribution. Mountains of Perak and Selangor. 



183. Bulbophyllum microglossum, Ridl. op. cit. p. 325. 

 Common in the woods from below the Gully to the Padang. 

 Endemic. 



184. Bulbophyllum Titania, Ridl. op. cit p. 325. On 

 trees on the Padang. Endemic. 



185. Bulbophyllum (monantha-parva) Dryas, n. sp. 



Rhizome very long and slender; no pseudobulbs. Leaves 

 half an inch apart, ovate, fleshy, rugose, reddish in colour, 

 covered with short black hairs, J inch long, 1% inch wide. 

 Peduncle slender, filiform, an inch long, with a single 

 appressed sheathing-leaf below. Bract amplexicaul, cup- 

 shaped. Pedicel ^ inch long. Flower solitary. Sepals 

 elliptic-ovate, obtuse, ^ inch long, primrose-yellow. Petals 

 similar, but only half as long, paler. Lip oblong-ovate, 

 obtuse, rather broad, as long as the petals, flattened, dull red 

 with paler edges, and two low keels on the centre. Column 

 whitish broad with broad, rounded, short stelidia. 



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