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 rufesoens. Sepalum posticura lanceolatum, 

 a medio in apicem liliformem sequilongum productura, 3 mm. longum, lateralia ad 

 basin connata, gibba, similia, fiava. Fetala miuuta, lanceolata, obtusa, columnam 

 aequantia. Lahellum aurantiacum, 1 mm. longum, ungue deflexo, limbo cylindrico 

 obtuso angusto. Colmnna brevis, alba, stelidiis rotundatis brevissimis vix distin- 

 guendis. Ovarium brevissimum, sessile. 



Camp I, 700 ft. 



Allied to B. stipulaceum, Sclilecbt., but witli much smaller bracts. 



BULBOPHYLLUM CERATOSTYLOIDES, Ridl., sp. nov. 



Bhlzoma ascendens, curvum, ssepe ramosum, 7 cm. longum, vaginis lanceolatis 

 acuminatis pallidis tectum, pseudobulbis conicis curvis 5 mm. longis 2 mm. crassis 

 approximatis. Folia linearia, % cm. 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. Fetala erecta, rotimdata, truncata, late 

 oblonga, columnam vix superantia. Lahellum sepalis pauUo brevius, linguiforme, 

 lanceolatum, basi sulcatum, marginibus elevatis, apice terete caruoso. Colmnna 

 brevis, stelidiis iiliformibus longioribus. Capsida 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 branch, resembling that of a Ceratosti/Us of the 

 C. lancifoUa type, especially as the rhizome is covered vi^ith reddish silvery sheaths as in 

 such plants. 



BULBOPHYLLUM. ARCANIFLOUUM, Ridl., Sp. nOV. 



Pseudobulhi approximati, conici, 1"5 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 pseudobulhi congesti, sessiles. Bractea; plures, lanceolatie, cuspi- 

 datae, 2 mm. longse. Ovarium cum pedicello 5 mm. longum. Sepala lanceolata, 

 acuta, cuspidata, subaequalia, llavescenlia, 6 mm. longa, 2 mm. lata, posticum pauUo 

 angustius. Fetala minuta, ovata, cuspidata, columna brevioi'a. Lahellum 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, 700ft., and Camp Via, 3100 ft. 



A curious little plant with minute flowers, which seem to appear but one at a time, 

 and to be of a yellowish colour except the lip, which seems to have been purple or 

 brownish with a yellow tip. 



2b 2 



