Materials for a Flora of the Malayan Peninsula. 85 



1. D. ALBUM, l\i(ll. Jouni. Limi. Soc. XXXII. 387. Ehizonic 

 long -y inch tlik-k, pscudobulbs conic an inch apart, one inch long. 

 Leal' elliptic lanccohite ol)tu8e 3-4 inches long, i| to one inch wide, 

 jK'tiole \ inch long. IJaeeme slender 1 inches long, bases covered 

 with membranous bracts. Flowers small numerous white. Bracts 

 very small much shorter than the ovar}^ Sepals -J inch long linear 

 obtuse thickened at the tips. Petals similar smaller. Lip shorter 

 lanceolate subacute, keels 2 thickened. Column arched, upper 

 margin prolonged lanceolate retuse, arms linear acuminate. 



BidbophyJluni pteripkUuni, lloli'e. Kew Bulletin 1894 o91. 

 Perak: Larut Hills (Ridley, Derry), (King's Collector 32:9) 

 at 4600 feet elevation. 



2. D. AXGUSTiroLiuiM, n.sp. Pidl. Journ. Eoy. As. Soc. S. Br. 

 \o\. XXXIX. p. 77. Phizome long woody terete, pseudobulbs 1-1^ 

 inch apart or closer subcylindric ^ to f inch long. Leaf narrowly 

 linear lanceolate 2 inches long ^ inch wide blunt mucronulate, nar- 

 rowed at the base. Scape solitary or Several together on a stout short 

 peduncle from the base of the psendobulb, with numerous basal 

 sheaths 3-4 inches long, flowers numerous, greenish white -J inch long. 

 Bracts ovate sul)acute ■} the length of the ovary. Pachis scabrid. 

 vSepals linear lanceolate. Petals narrower. Lip narrow lanceolate 

 obtuse with two thick i-idges at the base, and a lower one between them. 

 Column short upper margin hooded minutely denticulate, arms linear 

 from near the base. Capsule | an inch long subglobose ovoid three 

 angled. 



Selangor: Bukit Hitam (Kelsall) ; Paliang: Kiuang Terbang 

 (Barnes). Endemic. 



3. D. CKA8SUM, Piidl. .Journ. Linn. Soc. XXXII. 288. Phizome 

 terete \ inch thick, internodes \ to f inch long. Pseudobull^s cylindric 

 -i inch long. Leaf 4 inches long 1^ inch wide elliptic obtuse cori- 

 aceous. Petiole :f inch long. Paceme 3 to 4 inches long completely 

 covered with small flowers, rachis angled. Bracts ovate lanceolate 

 f length of the pedicel. Sepals oblong obtuse fleshy ^ inch long and 

 as wide green. Petals obovate obtuse green. Lip small white pandu- 

 rate, tip broadly obovate with two keels. C^olumn thickened upwards, 

 foot very shott, back of the clinandrium broad rounded entire, arms 

 lanceolate acute falcate. 



Perak: on Hermitage Hill near Kwala Kangsar (Pidley). 

 Endemic. 



4. D. ELLiPTicu:\r, Pidley Journ. Poy. As. Soc. Str. Br. Vol 

 XXXIX. p. 78. Phizome long woody branched 3^ellow pseudobulbs 

 slender conic cylindric curved ^ inch long. Leaf thinly coriaceous 

 elliptic oblanceolate obtuse 3 inches long by one wide. Scapes 3 

 inches long with large sheaths at the base. Bracts ovate acute nearly 



