COLLECTED IN DUTCH NEW GUINEA. 187 
lanceolatum, acutum, coriaceum, 1 cm. longum, 3 mm. latum. Flores minimi, 
singuli, sessiles, ovariis brevissimis. Bractea lanceolato-linearis, longe acuminata, 
ovarium superans, 2 mm. longa, apice rufescens. Sepalwm posticum lanceolatum, 
a medio in apicem filiformem aquilongum productum, 3 mm. longum, lateralia ad 
basin connata, gibba, similia, flava. Petala minuta, lanceolata, obtusa, columnam 
equantia. Labellum aurantiacum, 1 mm. longum, ungue deflexo, limbo eylindrico 
obtuso angusto. Columna brevis, alba, stelidiis rotundatis brevissimis vix distin- 
guendis. Ovariwm brevissimum, sessile. 
Camp I, 700 ft. 
Allied to B. stipulaceum, Schlecht., but with much smaller bracts. 
BULBOPHYLLUM CERATOSTYLOIDES, Ridl., sp. nov. 
Rhizoma ascendens, curvum, ssepe ramosum, 7 cm. longum, vaginis lanceolatis 
acuminatis pallidis tectum, pseudobulbis conicis curvis 5 mm. longis 2 mm. crassis 
approximatis. Folia linearia, 4 em. longa, 2 mm. lata, ad basin angustata, apice 
mucronulata, sicca nigra. Flores rosei, solitarii in pedicellis 5 mm. longis, bracteis 
celatis. Sepalum posticum lanceolatum, acuminatum, angustatum, 3 mm. longum, 
lateralia similia, ad basin paullisper gibbosa. Petala erecta, rotundata, truncata, late 
oblonga, columnam vix superantia. Labellum sepalis paullo brevius, linguiforme, 
lanceolatum, basi sulcatum, marginibus elevatis, apice terete carnoso. Columna 
brevis, stelidiis filiformibus longioribus. Capsula ellipsoidea, ad perianthium 
coronans dehiscens, 5 mm. longa. 
Camp VI a, 3100 ft. 
The pseudobulbs and leaves dry black. The rhizome roots only at the base, and is 
curved, probably pendulous from a brauch, resembling that of a Ceratostylis of the 
C. lancifolia type, especially as the rhizome is covered with reddish silvery sheaths as in 
such plants. 
BULBOPAYLLUM ARCANIFLORUM, Ridl., sp. nov. 
Pseudobulbi approximati, conici, 15 cm. longi, 4 mm. crassi, radicibus longis 
gracilibus. Folium oblongum, lanceolatum, tenuiter coriaceum, ad basin angus- 
tatum, ad apicem breviter attenuatum, carina vix distincta. Racemi 5 mm. alti, 
plures ad basin pseudobulbi congesti, sessiles. Bractee plures, lanceolate, cuspi- 
datve, 2 mm. longe. Ovarium cum pedicello 5 mm. longum. Sepala lanceolata, 
acuta, cuspidata, subeequalia, flavescentia, 6 mm. longa, 2 mm. lata, posticum paullo 
angustius. Petala minuta, ovata, cuspidata, columna breviora. Labellum car- 
nosum, linguiforme, obtusum, crassum, purpureum, apice flavum, marginibus semi- 
ovoideis ad basin elevatis, costa in medio elevata. Columna elongata, curva, basi 
dilatata, superne angustata, marginibus clinandrii et stelidiis brevibus oblongis 
dentatis. Anthera majuscula, oblongo-elliptica. 
Camp I, 700 ft., and Camp VIa, 3100 ft. : 
. A eurious little plant with minute flowers, which seem to appear et ee 
and to be of a yellowish colour except the lip, which seems to have been purple or 
brownish with a yellow tip. 
252 
