22 
Racemus erectus (50—70 mm.) subsimplex, longe pedunculatus. 
Pedunculus (S0—100), bracteis appressis complicatis oblongis 
acutis (apice trigono), imprimis basi et apice dense sericellis, 
margine ciliatis, numero 4—6. Bractea infima major (80—35), 
ceterae decrescentes, summa 10 mm. longa. Bracteae florales patulae 
ellipticae, acutiusculae hirtellae sessiles persistentes. Infimae 
erecto-patulae acutae steriles circ. 2—4, 6—8  4—5 mm. longae, 
omnes et pedunculares pallide flavo-virides (in vivo). 
Flores subsolitares vel bini breviter pedunculati (3—4 mm.) 
omnibus partibus lutei (156 cod.), bracteola minutissima sub’ 
calyce, interdum alabastrum fovens. 
Calyx infundibularis 3-dentatus, dentibus subaequalibus, hir- 
tellus; aurantiacus, 5 mm. longus, dentes subcucullati ciliolati 
0.5 mm. Ovarium glabrum rugulosum. 
Corolla 35—40 mm. longa, tubus 10 mm. Petala elliptica 
refracta concave persistentia, staminodia iis longiora lanceolata, 
acuta, 8 < 2 mm. longa. Labellum 8.5 X 6 mm. longum, hastatum, 
basi profunde emarginatum lobis acutis. 3 
Filamentum 16 mm. Calcaria tenuia, superiora sursum curvata, 
distincte longiora, inferiora subdeflexa. 
Distribution: East-Sumatra, Cultivated in the Bot. Garden 
of Buitenzorg, XI B, VI 9; imported from Deli by Janert, native coll. 
West-coast of Sumatra, Ophir district, 700 M. ROrMinerss 
1190 “flowers orange-coloured, bracts green.” 
This species belongs to the Sectio III Marantella, series I 
Laxibracteatae and, by the presence of enveloping sterile bracts 
at the base of the inflorescence (“peduncle”), and the elongate 
subspicate panicle, it must be placed in Scuumann’s Synopsis 
ag ee p- 148) next to G@. aurantiaca and G. Hasseltii, both suma- 
tran species. 
The first named species however is quite distinct by the dense 
: . yellow tomentum of the entire herb, wholly wanting in our 
a ‘Species, the latter by the more robust habit, the larger number (9) 
ie peduncular bracts (bracteae. infimae steriles), the longer : 
, She lanes almost glabrous at their backside, 
