COLLECTED IN DUTCH NEW GUINEA.’ 173 
DENDROBIUM ($ CUTHBEBTSONIA) CHRYSORNIS, Ridl., sp. nov. 
Herba cxspitosa vel patens, caulibus simplicibus 2-3 cm. longis 1 mm. crassis, 
vaginis striatis tectis. Folia 8, anguste lanceolata vel lineari-lanceolata, coriacea, 
2-2:5b mm. longa, 2 mm. lata, basi angustata. Flores solitarii, pedicellis curvis 
gracilibus 1:5 em. longis insidentes, aurantiaci. Sepalum posticum lanceolatum, 
acutum, 1 em. longum, 3 mm. latum, lateralia faleata, 4 mm. lata, sequilonga, 
lanceolata, 4-nervia; mentum cylindricum, acuminatum, 1 cm. longum.  Peíala 
angusta, lanceolata, acuta, zequilonga, 2 mm. lata. _Ladellum e basi lineari oblongum, 
9 mm. latum, apice acuteque abrupte acuminatum. Columna brevis, clinandrio 
profundo, filamento lineari. Capsula elliptica, 1 cm. longa, 5 em. lata, perianthio 
e marcido coronata. 
Camp XIII, 10,500 ft. 
Of the same type as the last, but altogether much larger; the lip is broader and 
gradually widening from a linear claw ends in à wide truncated portion, from the centre 
of which rises a sharp almost triangular point. The sepals and petals are more acute. 
DENDROBIUM (6 CUTHBERTSONIA) MONTIGENUM, Ridl., sp. nov. 
Caules breves, ramosi, 3 cm. alti, vaginis ovatis cuspidatis tenuibus tecti. Folia 2 
vel plura, linearia vel lineari-lanceolata, minute mucronata, coriacea, articulata, 
1-1:5 cm. longa, 2 mm. lata. Flos in pedicello gracili 1-1:5 cm. longo, solitarius 
terminalis. Bractee 2, lanceolate, cuspidate, tenues, 4 mm. longe, 1 mm. late. 
Sepalum posticum ellipticum, 6 mm. longum, 3 mm. latum, minute cuspidatum, 
trinerve, lateralia ovata, acuta, 9 mm. longa, 5 mm. lata; mentum cylindricum, 
acuminatum, ad 1 cm. longum. Petala subspathulata, obtusa, subsquilonga, 
angustiora. .Labellum lineare, ad columnam versus basin adnatum, columnam vix 
superans cum apice subtriangulari acuto. Columna brevis, pede recto longo crassi- 
usculo. Anthera subquadrata. Capsula ellipsoidea, 5 mm. longa. 
Camp XIII, 10,500 ft. 
Flowers apparently yellow or reddish. 
Allied to D. cespitificum, Ridl., but differing in the larger flowers, broader leaves, and 
not acuminate lip. 
DENDROBIUM ($ CUTHBERTSONIA) FULGIDUM, Ridl., sp. nov. 
Rhizoma gracile, repens, ramosum, ascendens, 5 cm. longum, 1 mm. crassum; 
caulibus flexuosis 3-4 cm. longis polyphyllis. Folia linearia, acuta, 1‘5 cm. 
longa, 1 mm. lata, basi angustata, in pseudobulbis cylindricis 3 mm. longis arti- 
culata. Flores magni, aurantiaci, in apicibus ramorum solitarii. Bractea tubulosa, 
tenuis, 2 mm. longa, ad basin ampliata. Pedicellus cum ovario gracili 1:5 cm. 
longus. Sepalum posticum ellipticum, obtusum, 6-nerve, 1 em. longum, 5 mm. 
latum, lateralia latiora, ovata; mentum conicum, acuminatum, 1:5 em. longum. 
Petala oblonga, ovata, rotundata, 1:6 cm. longa, 8 mm. lata. Labellum petalis 
brevius, integrum, basi oblongo-obovatum, rotundatum, 15 cm. longum, 1 cm. 
latum, pustulis parvis in pagina superiore presertim in nervis munitum. Columna 
