— 89 - 



dorso compressu'.n, dorso convexum, c. 0.15 cm. longum, auriculis an- 

 theram superantibiis siibiilatis sigmoidcis. Anthera cucuUata, connectivo 

 ultra thecas rotiindatas valde producto iiiter thecas leviter convexo ante 

 thecas contracto basi antherae aequilato late rotuiidato papilloso, C.07 cm. 

 lon^a. Stigma longitudinale, ovale, margine inferiore leviter calloso-ele- 

 vatnm Pes gynostcmii cum ovario angulum rectum faciens, dimidio superiore 

 a sepalis lateralibus liber et obtusangule incurvus, oblongus, apice valde 

 anchoriformi-dilatatus, c. 0.17 cm. longus. Ovarium ôsulcatum, c. 0.15 

 cm. longum; pedicellus filiforniis, c. 2.2 cm. longus, in c. 0.2 cm. supra 

 basin articulatus, 



Sumatra: Singgalang, 1700 m. (E. Jacobson, cuit, sub nrs. 1290 

 and 1291). 



An interesting species of the Ephippium section, easily recognizable 

 by its sigmoid concave lip. 



According to Mr. E. Jacobson the pseudobulbs are suffused with purple, 

 the leaf green with the base and midrib on both sides purple, the peduncle 

 ochraceous, with fine purple streaks, the pedicel and ovary purple, the 

 sepals transparently yellowish, light greenish yellow at the apex and with 

 3 purple Unes not reaching the apex, the latéral ones with granular purple 

 spots between the stripes, the petals transparently yellowish with granular 

 blackish purple spots at the apex, the lip ochraceous very densely dolted 

 with blackish purple outside, the dots confluent towards the base, the base 

 beneath white, inside very densily dotted with dark purple at the apex, 

 the spots confluent towards the middle, the basai lobes bordered with 

 orange dotted with purple on both sides except for the white base, the 

 part between the basai lobes yellowish; the column transparently light 

 green and the anther yellow. 



Description from materials preserved in alcohol. 



B u 1 b p h y il u m f i b r o s u m ]. J. S. n. sp. 



Rhizoma repens, elongatum, ramosum, teres, multicostatum, c. 0.3. cm. 

 diam., ad nodos radicans, vaginis initio tubulosis superne accrescentibus 

 ad c. 2.2 cm. longis mox in fibras solutis tectum, internodiis c. 0.7—1 

 cm. longis. Pseudobulbi c. 4-5.5 cm. dissiti, adscendentes, leviter compressi, 

 oblongi, obtusi, sectione transversa elliptici. vieti c. 1.8 — 2.5 cm. longi, 

 0.5—0.6 cm. lati, Ifolii. Folium oblongum, apicem versus paulum angus- 



tatum, apice , basi acuta in patiolum contractum, margine 



recurvulum, costa média supra canaliculata subtus carinata, tenuiter coria- 

 ceum, c. 8.75-11 cm. longum, 4—4.7 cm. latum; petiolus canaliculatus, c. 

 0.8 — 1.4 cm. longus. Inflorescentia e basi pseudobulborum, Iflora, pedunculo 

 c. 0.8—0.9 cm. longo, vaginulis c. 5 amplectentibus tubulosis apice subu- 

 lato-acuminatis incurvisque carinatis omnino obtecto. Flos mediocris, c. 

 2.5 cm. latus, valde apertus, sepalis dorso furfuraceo-punctatis. Sepalum 

 dorsale ovatum, apice recurvulum, brevissime acute acuminatum, concavum, 



