COLLECTED IN DUTCH NEW GUINEA. 167 
2 em. lata, tenuiter costata, basi angustata, vaginis 5-5-5 em. longis, ore integro ; 
in margine folio opposito vix producta. Flores bini. Bractew exteriores breves, 
hemispheerice, 1 mm. long® et latiores, interiores ovate, rotundate, 4 mm. longe, 
equilate. Sepalum posticum lineari-obtusum, 1-8 em. longum, 2 mm. latum; 
lateralia latiora 3 mm. lata, equilonga; mentum breve, curvum, obtusum. Petala 
linearia, obtusa, fere equilonga, 1-7 cm. longa, 2 mm. lata.  Labellum 1 cm. 
longum, trilobum, lobis lateralibus brevibus latis obtusis, lobo medio ovato cuspi- 
dato multo longiore cum disco omnino pilis flavis dense tecto, linea mediana disci 
ad basin elevata. Columna brevis, lata, pede equilongo; clinandrii margines 
elevati, tenues, obtusi. Arthera obtuse conica, alta. Pollinia anguste elliptica. 
Camp I, at 700 ft. 
Perhaps nearest to D. multistriatum, J. J. Sm., but the lip has shorter lateral lobes, 
and the disc and middle lobe are all covered with yellow hairs. 
DENDROBIUM ($ GRASTIDIUM) CURVISEPALUM, Ridl., sp. nov. 
Caulis crassus, complanatus, vaginis omnino tectus, 5 mm. crassus. Folia ovata, 
lanceolata, obtusa, coriacea, apice biloba, 5:5 cm. longa, basi 17 cm. lata, petiolis 
brevibus 5 mm. longis, vaginis 1°7 em. longis costatis, ore rotundato dente obscuro 
lamina opposito. Flores bini, paullo infra os extrusi. Bractee primarie hemi- 
sphericæ, rotundatz, 3 mm. long, mox in fibrillas pectinatim fisse; secundarie 
lanceolate, subacutæ, carinatze, 7 mm. longs. Pedunculus brevis. | Ovarium cum 
pedicello crassiusculo 12 mm. longum. Sepala lateralia pallida, carnosula, oblongo- 
lanceolata, obtusa, falcata, 3 cm. longa, 7 mm. lata, mento rotundato 5 mm. longo, 
posticum lanceolatum, latum, subacutum, 3:2 em. longum, 1:2 em. latum. Petala 
eequilonga, linearia, lanceolata, obtusa, 6 mm. lata. Labellum obovatum, apice 
rotundatum, carnosum, omnino pilis tectum, disco carina media carnosa percurso. 
Columna crassa, ventre excavata, marginibus crassis; rostellum integrum rotun- 
datum. Anthera rostro longo oblongo obtuso conico, in apice verruca pustulosa. 
Camp VIa, 3100 ft. 
Most resembling D. eriopexis, Schlechter, in the (for this section) great size of the 
flowers; they are fleshy and apparently white. 
DENDROBIUM (§ GRASTIDIUM) BAMBUSINUM, Ridl., sp. nov. 
Caules elongati, ultra 30 cm. longi, 3 mm. lati, complanati, multifoliati. Folia lanceo- 
lata, acuminata, inzequaliter biloba, basi lata, 4 em. longa, 8-11 mm. lata, vaginis 
5 mm. longis costatis. Racemi biflori, laterales. Bractee exteriores semiovate, 
interiores ovate, subacute, castanez, 1 mm. longs. Pedicellus gracilis, 1 cm. 
longus. Sepalum posticum oblongum, subacutum, 7 mm. longum, 3 mm. latum, 
lateralia latiora, ovata; mentum conicum, obtusum, 2 mm. longum. Petala 
oblonga, lanceolata, sepalo postico æqualia. Labellum trilobum, 5 mm. longum, 
basi paullo angustatum, lobis lanceolatis obtusis foliatis 2 mm. longis fusco-striatis, 
lobo medio (aurantiaco?) cuneato profunde emarginato apicibus elongatis aeutis, 
carina elevata apice incrassata e basin ad apicem undulata. Columna brevior quam 
