\ 
OTlCniDACK^T3 IIALCONBNSKS. 323 
AGROSTOPHYLLUM Bl. 
Agrostophyllum Merrillii Ames sp. nov. 
i Allied to A. saccatum Ridl. Plants stoiit^ about 10 dm. tall^ somewliat 
similar in lia.l>it and genoral conformation to A. lon-gifolium Rciclib. f. but 
with different floworR, the })etal;:; bcin*^ broader. Loaves oljlon^', a])out 
2 dm. long, about 2 cm. Avide, rounded at base, tapering very gradually 
to the bilobed apex. Sheathti formed by the persistent babies of tlie leaves, 
smooth, about 7 em. long. Tiifloi'eseence capitate, dense, al>out 2.5 cm. 
in diameter (3 cm. wlien presswl for the herliarium). Spikelets 3-4- 
flowcred. Flowers white. Lateral sepals obhmg-lanceolate, acute, o jum. 
long, 2-2,b mm. wide. Upper sepal oblong, acute, 5 mm. loiig, about 
2 mm. wide. Petals ovate-lanceolate, 5 mm. long, about 2 mm. wide. 
Lal>ellum 5 mm. long; hypochil saccate, with blunt, rounded, erect lateral 
lol)es, which are connected in front by a transverse plate or callus; epicliil 
very broadly ovate, subacute, 3 mm. long, 4.5 mm. wide, rather flesliy. 
Column 3.5 mm. long, bent at the middle, above the bend provided with 
a l)lunt, flesh}', 0.5 mm. long i)rocess. Fruit about 9 mm. long. 
Epii)liytc in forost nt 3,0(H) ft. alt. on Mount IHiIcon, Nov. 27, HHXi, MmUl 
■ (No. 5844). 
CERATOSTYLIS Bl. 
Ceratostylis ramosa Ames and Rolfe OrcliidaceEe, faac. 2 (li)07) ined. 
Plants sonicwlijit more slender than the type. 
Mount Haloon, Juno 15-27, 190G, M. h. ifrrritt (No. 4418). 
Ceratostylis subulata BI. Bijdr. 30G (1825). — Ceratostylis yradlis Keiebb. 
f. Xen. Orcb. 2: 92, t. 127. not Bl. 
•Eijipliytft on exposed ridge at 4,500 ft. alt. on Mount TTalfoUj flowers dark 
purple, Nov. 14, 190G, Merrill (No. 570G). 
British India, Assam, ^Malay Pcniniiula, Borneo, Sumatra, Java and the 
Philippines. 
Phaius Lour. 
Phaius lialconensis Ames sp. nov. 
Plants graceful, about 3 dm. high. Leaves 3, laneeolate-acuminate, 
acute, tapeiing to l)oth ends, about 14 cm. long, 1.5-;^^ cm. wide. Seajie 
rather graceful, sparsely pubescent, about 3 dm. long, clothed at intervals 
with loose, tubular sheaths. Floral bracts caducous. Flowers odorless, 
white, turning yellowish, about 8 mm. long, pube^^rent externally and 
sparsely so internally on the sepals and petals. Lateral sepals lanceolate, 
acute, 9-10 mm. long, 4 mm. wide near thy base. Upper sepal similar 
to the laterals. Petals laiu-colate, 3-nerved, mm. long, slightly e.xcecd- 
inn- 3 mm. in width. Labellum 7 mm. long, 3-lobed; disc pubescent, 
bicarinate to the base of the middle-lobe, G-7 mm. wide across the middle 
when flattened; lateral lobes ovate, obtuse, ragged-fimhriate on the 
anterior margin; middle lobe subcuneatc, tnmcate, dentate, 3,25 mm. 
