COLLECTED IN DUTCH NEW GUINEA. 169 
5 mm. lata, vaginis 2 cm. longis purpureo-brunneis minute verrucosis. Racemi 
laterales foliis oppositi, 1:3 cm. longi, 5-6-flori. Bractee ovate vel lanceolate, 
cuspidatze, 5 mm. longz, 1 mm. late, pallidze, brunnescentes, minute pustulose. 
Pedicelli 5 mm. longi. Flores 1 cm. lati, aurantiaci. Sepalwm posticum ovatum, 
obtusum, 5 mm. longum, 4 mm. latum, lateralia latiora ; mentum conicum, curvum, 
basi latum, 9 mm. longum. Petala ovata, obtusa, sepalo postico similia. Labellwm 
13 mm. longum, ungue lineari, lamina rotundata cochleata 5 mm. lata, margine 
in angulo ad junctionem cum ungue paucidenticulato abhine integro apice magis 
carnoso denticulatoque, nervis 5 radiantibus incrassatis, tribus basi purpureo- 
brunneis. Columna stelidiis erectis magnis oblongis latis, filamento vix sequali. 
Camps XI to XIII, 8300 to 10,500 ft. 
A fine plant with remarkably narrow willow-like erect leaves and a good number of 
fair-sized orange flowers. The affinity is with D. subclausum, Rolfe, from which it 
differs in the spoon-shaped lip and very large hatchet-shaped stelidia. 
DENDROBIUM ($ PEDILONUM) BRACHYCENTRUM, Ridl., sp. nov. 
Caulis gracilis, 23 cm. longus, 2 mm. crassus, quadrangulus. Folia lanceolata, acuta, 
subtenuia (probabiliter juvenilia), carinata, mucronulata, apice et margine denti- 
culata, 2 cm. longa, 7-10 mm. lata. Racemus brevis, in caule defoliato terminalis, 
circiter 12-florus. Bractee ovate, cuspidate, 2 mm. longs. Pedicelli graciles, 
1:4 cm. longi. Flores aurantiaci. Sepala 6 mm. longa, posticum anguste ellipticum, 
obtusum, 3 mm. latum, lateralia latiora, oblonga, 4 mm. lata; mentum breve, 
sacciforme, 4 mm. longum, obtusum. Petala linearia, oblonga, sepalo postico 
vix angustiora. Labellum spathulatum, cucullatum, apice rotundatum, denticu- 
latum, 1 cm. longum, apice 4 mm. latum, Columna pede recto, stelidiis oblongis 
obtusis erectis. _Anthera calvariformis, levis. 
Camps II to III, 500 to 2500 ft. “ Flowers orange-red.” 
A small-sized plant, with for this section a very short rounded mentum, the lip 
resembling that of D. vitellinum, Kranzl. 
DENDROBIUM ($ PEDILONUM) DEFLEXUM, Ridl., sp. nov. | 
Caulis sinuosus, 2 mm. crassus. Folia coriacea, elliptica, ovata, acuminata, obtusa, 
striata, 1:5 cm. longa, 7 mm. lata, basi in petiolum brevem attenuata, deflexa, 
vaginis 5 cm. longis striatis. Racemus brevis, terminalis, pauciflorus. Bractee 
ovatz, cuspidatee, pallide, 6 mm. longze, 4 mm. late. . Pedicellus gracilis, 2 mm. 
longus.  Sepalum posticum ellipticum, 1:2 cm. longum, obtusum, lateralia oblonga, 
ovata, obtusa, apice rotundata, 1 cm. longa, 7 mm. lata; mentum cylindricum, 
crassum, curvum, 1 em. longum. Petala ovata, lanceolata, 6 mm. lata, apice 
rotundata. JLabellum ungue curvo, lamina cucullata sepalis breviore 1*6 cm. lata, 
Columna crassa, stelidiis oblongis ovatis acutis, 
margine ad basin laciniato. 
filamento subsequilongo lineari. 
Camps XI to XII, 8300 to 11,000 ft. “ Flowers deep orange." ; i 
Very distinct in the small, ovate, thick deflexed leaves and large flowers, with a thick 
strongly-curved blunt mentum. The lip is ladle-shaped, with a few rather long teeth at 
the angles of the blade. It is allied to D. trichostomum, Reichb. fil. 
SECOND SERIES.—BOTANY, VOL. IX. Z 
