COLLECTED IN DUTCH NEW GUINEA/ 173 



^ Dendrobium (<^ Cuthbeetsonia) chrysornis, RidL, sp. nov. 



Serba csespitosa vel patens, caulibus simplicibus 2-3 cm. longis 1 mm. crassis, 

 vaginis striatis tectis. Folia 3, anguste lanceolata vel lineari-lanceolata, coriacea, 

 2-2*5 mm. longa, 2 mm. lata, basl angustata. Flores solitarii, pedicellis curvis 

 gracilibus 1-5 cm. longis insidentes, aurantiaci. Sepalum posticum lanceolatum, 

 aciitum, 1 cm. longum, 3 mm. latum, lateralia falcata, 4 mm. lata, sequilonga, 

 lanceolata, 4-nervia; mentum cylindricum, acuminatum, 1 cm. longum. Petala 

 angusta, lanceolata, acuta, sequilonga, 2 mm. lata. Lahellum o basi lineari oblongum, 

 3 mm. latum, apice acuteque abrupte acuminatum. Columna brevis, clinandrio 

 prof undo, filamento lineari. Capsula elliptica, 1 cm. longa, 6 cm. 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 a wide truncated portion, from the centre 

 of v\ hich rises a sharp almost triangular point. The sepals and petals are more acute. 



/ Dendrobium (§ Cuthbertsonia) montigentjm, Ridl., sp. nov. 



Caules breves, ramosi, 3 cm. alti, vaginis ovatis cuspidatis tenuibus tecti. Folia 2 

 vel jilura, 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. Bractece 2, lanceolatse, cuspidatse, tenues, 4 mm. longae, 1 mm. latte. 

 Sepalum posticum elliiDticum, 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, obtvisa, subsequilonga, 

 angustiora. Lahellum lineare, ad columnam versus basin adnatum, columnam vix 

 superans cum apice subtriangulari acuto. Columna brevis, pede recto longo crassi- 

 usculo. Anlhera subquadrata. Capsula ellipsoidea, 5 mm. longa. 



Camp XIII, 10,500 ft. 



Elowers apparently yellow or reddish. 



Allied to D. ccEspitificiim, RidL, but differing in the larger flowers, broader leaves, and 

 not acuminate lip. 



y DeNDROBIUM (^ CtJTHBERTSONIA) FULGIDUM, RidL, sp. nOV. 



Mhizoma gracile, repens, ramosum, ascendens, 5 cm. longum, 1 mm. crassum ; 

 caulibus flexuosis 3-4 cm. longis polyphyllis. Folia linearia, acuta, 1"5 cm. 

 lono-a, 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 I'S cm. 

 longus. Sepalum posticum ellipticum, obtusum, 6-nerve, 1 cm. longum, 5 mm. 

 latum, lateralia latiora, ovata; mentum conicum, acuminatum, 1-5 cm. longum. 

 Petala oblonga, ovata, rotundata, I'G cm. longa, 8 mm. lata. Lahellum petalis 

 brci'ius, integrum, basi oblongo-obovatum, rotundatum, 15 cm. longum, 1 cin. 

 latum, paslulis parvis in pagina superiore prasaertim in nervis munitum. Columna 



