66 



ORCHIDACEM 



Bulb about 5 mm. in diameter, roundish. Stem up to 5 cm. high, 

 bearing at the summit a cordate-ovate, shortly acuminate leaf, 



7-21 mm. long. Bract exceeding 

 the ovary, lance-acuminate, 7-10 

 mm. long. Flower up to 1.5 cm. 

 from the base of perianth to the tip 

 of the upper sepal. Upper sepal 

 cucullate or galeate, elHptic, obtuse, 

 lateral sepals and petals fihform, 

 similar, about equally (23 mm.) long, 

 erect (?). Labellum with margins 

 coherent near base, tubular, dilated 

 into a broad limb strongly recurved 

 at the apex and abruptly apiculate, 

 at the base produced into two short 

 saccate horns, the margin entire. 

 Column short, bialate near the sum- 

 mit. This appears to be an ex- 

 tremely variable species in the size 

 of the leaf and flower. 

 " On mossy shaded chffs," Mt. Mariveles, Prov. Bataan, Luzon, 

 August 8, 1904, E, D. Merrill (no. 3871). 



CoRYSANTHES Merrilli, Ames 



1, front of lip ; 2, side of lip ; 3, dorsal sepal ; 

 4, column. 



POGONIA, Juss. 



P. (Nervilia) dilatata, Blume, Fl. Jav., Orch. 127, t. 10, fig. 4 

 (1858) : Coll. Orch. Arch. Ind. 151, 1. 10, fig. 4. Under Pogonia 

 punctata, Blume, the following note in the passages cited consti- 

 tutes the original description of this species : " Alia nova Species 

 huic afi&nis e Borneo australi, cujus nihil prseter scapum florigerum 

 cognovi, est P. dilatata, cujus analysis in Tab. 10. fig. 4especi- 

 mine sicco facta est. Character specificus hie fere est : P. dila- 

 tata : scapo unifloro ; labelli trilobi lobo medio majore obovato- 

 spathulato obtusissimo venoso imberbi, lobis lateraHbus obtusis. — 

 Florem anthesi in scapo nutantem esse, satis probabile. Nervus 



