106 



ORCHIDACEffi 



Dendrochilum longispicatdm 



apicem graciles, acuti, margine exte- 

 riore irregulari et acute dentato; 

 lobus medius cuneatus, obovatus, 

 apiculatus, utroque ad basim prope 

 sinum lobi lateralis callus. Columna 

 gracilis, arcuata, apice integro vel 

 obscure crenulato ; alse laterales a basi 

 ortse, lineares, extrorso curvatse. 



D. longispicatum is nearly allied 

 with D. gracile Hook. f. From D. 

 uncatum it is readily distinguished 

 by its elongated graceful raceme, 

 elongated pseudobulbs, and very dif- 

 ferent leaves. 



Flowers greenish yellow, Baguio, 

 Prov. Benguet, Luzon, October-No- 

 vember, 1905, E. B. Merrill (no. 



4336). — Baguio, northern Luzon, October 9, 1904, R. S. Williams 



(no. 1942). 



29. D. MAGNUM Reichb. f. in Walp. Ann. 6: 240 (1861). 



— Acoridium magnum Rolfe Orch. Rev. 12 : 220 (1904). 



" Folio oblongo-lanceolato acuto basi attenuato, pedimculo 

 nutanti (?) densifloro, bracteis infimis ovatis obtusis, super ioribus 

 oblongis acutis densis, sejialis triangulo-lanceolatis, tepalis sub- 

 sequalibus subcrenulatis, labello cuneato flabellato, basi utrinque 

 unidentato, antice tridentato, dente medio maximo, ad basin 

 utrinque obtuso angulo prosiliente inter hujus basin et dentes 

 laterales breviores, lineis elevatis, . . . dentibus erectis ad mediam 

 columnam. — Cuming. (Herb. Lindl. !) " — Reichenbach, f., I. c. 



Pseudobidbs pyriform, ± 25 cm. long, ± 1 cm. in diameter 

 near the base. Leaf oblong-lanceolate, acuminate, ± 26 cm. long, 

 ± 5 cm. wide, conspicuously nervose, continued at base into an 



