228 SYSTEMATIC ENUMERATION OF THE SPECIES OF CALAMUS 
incompletis ; frondium petiolus elongates ad margines spinis rectis 
binis vel ternis divergentibus armatus ; segmenta satis numerosa 
valde inaequalidistantia et irregulariter appropinquata^ angustissima 
(35-40 cent. longa, 10-15 acuminatissima supra in costa 
media acuta et in nervis lateralibus tenuibus nuda ; subtus in nervis 
5 spinulosa. 
Borneo I Sarawak (Beccari P, B. No. I923), 
67, Daemonorops verticillaris {Calamus Griff.) Mart. 
—Malayan Peninsula. 
E. — Outer spathe acutely 2 ~keeled^ keel alone setose. Leaf-sheaths 
armed with flat spines confluent in an annular spinulose crest, 
■ 68. DaemonOROPS GENICULATUS [Calamus Griff.) Mart. 
—Malayan Peninsula I Penang. 
D. GENICULATUS V, SPHAEROCARPUs Becc. . Sumatra. 
F. - — Spathes membranous^ quite smooth ; leaf-sheaths armed with 
spinulose crests, 
69. DAEMONOROPS CRISTATUS Becc, . . . Borneo. 
G. — Spathes more or less coriaceous. Leaf-sheaths armed with 
incomplete annular spinulose crests, 
70. Daeiiionorops acaiithobolus Becc. sp. n.- — Caudex brevis 
erectus ; vaginae indumento tenuiter furfuraceo-ferrugineo obtectae, 
lamellis plurimis cristato setigeris (summis quoque spinuli feris)i 
valde obliquis non complete annulariformibus ornatae, apice non 
saccatae, ibique et in petioli basi ad margines spinis longissimis (10-12 
et ultra cent.) armatae ; frondium petiolus longissimus supra planus 
subtus valde convexus ; rachis subcirrifera vel in segmentum aborti- 
vum dimidiatum terminata ; segmenta numerosissima aequidistantia 
ensiformia basi attenuata in apicem tenuissimum setulosum acuminata 
majora 30-35 cent, longa, 2 cent, lata, supra nuda vel in costa 
media prope apicem parce spinulosa, costulis lateralibus tenuibus 
nudis, subtus in costa media tenui crebrerrime, in nervis duobus 
remotiuscule ciliolato-spinulosa, marginibus tantum prope apicem 
remote ciliolatis ; parte pedicellari ancipiti inermi| apice non in- 
crassata; spadix circiter metralis decompositus amplus ovato- 
cupressiformis laxiusculus, decidue fusco-squamuloso-furfuraceus ; 
inflorescentiis primariis plurimis, spicis eloiigatis (6-8 cent.) disticis 
onustus, fructibus immaturis globosis umbonato-rostratis. 
Borneo I Sarawak (Beccari P. B. No. 22.). 
71. Daemoiiorops scapigenis Becc, sp. — Caudex brevis 
erectus j vaginae indumento ferrugineo-furfuraceo obtectae, lamellis 
