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gulariter et breviter lacinulatam aequantibus. Anthera sub ala 

 abscondita, cucullata, thecis convexis et connectivo valde convexo- 

 incrassato Sloba, basi lobulis 2 instructa, apice obtiisissima, c. 

 0.03 cm. lata. Pollinia 4, oblique obovoidea. Rostelluin porrectum, 

 ti-uncato-obtusissimum, concavuin. Stigma late semilunatuni. mar- 

 gine inferiore rotundato conspicue elevaturc. Ovarium C sulcatum, 

 c. 0.075 cm. longum : pedicellus crassiusculus, c. 0.075 cm. longus. 



Sumatra: Benkoelen, Goenoeng Dempoe. (Exp. E. Jacobson 

 1916, liv. pi. cuit, in Hort. W. Docters van Leeuwen, 

 Bandoeng, n. 2451). 



This species is nearjy allied to D. vagmatum J. J. S. from 

 Java. It difters from the latter, as far as the dried material 

 allows comparison, by the smaller lip nearly without side lobes, 

 and the longer more acute arms of the column. 



Dr. W. Docte r s van Leeuwen states in a note that the 

 flowers are light green, the lip striped yellow, 



D3scription from a dried plant and part of an inflorescence 

 preserved in alcohol. 



^ Ml'iillroeliiliiiii (sect. Platyclinis) «leni|}oen§e J. 



J. S. n. sp. 



Pseudobulbi approximati, caespitosi, ovoidei, apice attenuati, 

 nitidi, fusci, c. 3.2 — 3.7 cm. longi, 1 — 1.3 cm. diam. FoHum 

 lanceolatum, basi in petiolum brevem canaliculatum contractum, 

 Costa dorso prominente, coriaceum, fuscura, supra nitidulum, 

 subtus opacum, unum adest c. 8.5 cm. longum, l.C cm. latum, 

 petiolo c. 1.1 cm. longo. Inflorescentia in pseudobulbo submaturo, 

 laxe multiflora, pedunculo dilute viridi, superne fusco, c. 7 cm. 

 longo, rachide leviter flexuosa, quadrangula, lateribus longitudi- 

 naliter sulcata, dilute viridi, magnam partem fusco-tincta, c. 8 — 18 

 cm. longa, internodiis c. 0.7 — 0.8 cm. longis. Bracteae rachidem 

 semiamplectentes, ovarium superantes, oblongae, raarginibus in- 

 volutae, punctatae, inferiores 1( — 3) stériles, ad c. 0.55 — 0.65 

 cm. longae. Flores c. 9 — 25, in génère magni, pallide virides, 

 fuscescenti-tincti. Sepalum dorsale incurvum, lanceolatum, acutum, 

 concavum, c. 1.1 cm. longum, fere 0.3 cm. latum. Sepala lateralia 

 incurvula, oblique lanceolata, apicem versus sensim angustata, 



