157 



obovate broadly rounded at tlie tip, keels three, the two outer ones 

 from the base to the midlobe, the median short in the middle, all 

 strongly undulate, base of lip saccate. Column slendei- straight 

 5 mm. long. Clinandrium large margin wide toothed ; stelidia very 

 distinct erect obtuse. Stigma large. 



Kao Nawng, Bandon, 4,000 feet. 



This differs from C. elata, Lindl, in its smaller flowers and 

 distinctly 3-lobed li[), with 8 keels not 2 only. 



6. CHRYSOC4LOSSUM ROBINSONII, sp. nov. 



Stem creeping, 16 cm. or more long, pseudobulbs slender conic- 

 cylindric 1.5 cm. long erect purplish, 8 mm. apart. Leaf ovate 

 acuminate herbaceous narrowed at the base to the petiole 10 cm. 

 long, 3 cm. wide, petiole 6 mm. long. Scape 14 cm. tall slender with 

 several papery sheaths at the base and one longer one in the middle. 

 Flowers 4, bracts lanceolate long acuminate 1.1 cm. long 2 mm. 

 wide at base (upper ones smaller). Pedicel slender 1.4 cm. long, 

 2 mm. wide at the base, laterals falcate with a short mentum, petals 

 shorter similar in form, li}) base narrow channelled, rather thick, 

 limb 3-lobed, side lobes broad obovate rounded, mid-lobe triangular 

 obovate emarginate, keels 2 semioval betAveen the lobes, passing into 

 elevated veins on the mid-lobe, with a median elevated vein with 

 2 short erect oblong processes at the base of the keels, whole lip 1 cm. 

 long 9 mm. across at the widest part of the mid-lobe. Column 

 slender curved 6 mm. long, side lobes triangular acute. Anther cap- 

 shaped, apex retuse, rounded front margin broad rounded. Pollinia 

 2 waxy conic elongate, flat beneath, no disc. Rostellum broad, 

 rounded, bi-lobed. Clinandrium with a denticulate elevate margin. 



Kao Nawng, Bandon, 1,500 feet. 



Resembling C. vesicattim of the Fiji Islands. 



BURMANNIACE^]. 

 7. GYMNOSIPHON APHYLLUM, Blume, 



Kao Nawng, Bandon, 1,200-2,000 feet. No. 5788. Flowers 

 purplish blue. Distrih. — MalayU.. 



AROIDE^. 

 8. SCINDAPSUS SCORTECHINII, Hooker, fil. 

 Kao Nawng, Bandon, 4,000 feet. Distrih. — Mountains of the 

 Malay Peninsula. 



