102 



libus aciitis (IcLiinLMilihiis, medialihus ullcniis l)a.si late adnala 

 conHiKMitiljus. niaxiinis 'J mm loiii^is basi 2 mm lalis, aciilc cl piolunde 

 dciitatis, (icn libus 2 — 4 pro sei^menlo. Xvnn mcdiana crassa utriu- 

 (juc clevata: venis lateialibus l)asalil)us j)leiiim{|iie fiircatis, supcrio- 

 ribiis indivisis, siipernc praescrlim in dentibus elevatis, infeine occul- 

 lis vol parlim olcvalis; marginibus ])aulo rcvolutis. Soiis 1 )> pro 

 scgmonlo, supcrricialibiis, globosis, majiiscidis, jjaraphysibus nullis. 



Bolaang-Mongondou, lain-ioresl abovc Modajag near Danau-lake 

 (no. .")7). 



This new specics resembles evidently closely P. Sihamnydc CJirisl 

 Irom Mont Sibaronga, Celebes, which, according to the dcscri()lion, 

 is considerabiy larger (Icaf 1.5 cm l)ioad) glauccscent l)encalh, and 

 Ihc aiilhor docs not mcntion the elevated veins so ])r()nouncc(l in 

 our specics. On the uj)pcrsidc the midrib and mosl lalcial veins 

 are elevated, on the undersidc the midrib is nuich laised, cspccially lo- 

 wards the central toolh, whiie the lateral veins are somelimcs ([iiite 

 obsciire, but often the outer part of the is ecjually raised and biackish. 

 The largc teeth are, whcn magnified, scen to be roundcd al Ihe tip. 



Polijpodiiun siibf/eminatiim Christ var. (Fig. 7.) 



Central-C. I.indoe, 1000 m (no. 92j. 



With approximatc certainty I reter this sj)ecimcn lo P. siih(/cini- 

 luitiini (]hrisl, hitherlo only known from New Guinea. The very 

 long Irailing and l)ranchcd rhizome is ligneous, glauccscent, longi- 

 ludinally wrinkled in the dry state, naked, the growing apices 

 excepted. Leaves more or less dimorph, Ihe sterile ones being ge- 

 ncrally much broadcr than the fertile ones 15 — 20 cm long, 4 cm 

 Inoad, coriaceous, glabroiis l)ut with black and white döts above, 

 påle green, ovate-lanceolate, entire fertile fronds lanceolale, 10 cm 

 long 1..') cm broad, with one row of immersed sorl midway bclwecn 

 margin and midrib. Veins indislincl, densely anaslomosing wilh 

 many frce inchided veinlels with clavale apices, lo each of which 

 corresponds a small l)lack poinl on Ihe upjjcrside of Ihe leaf; from 

 these black spöts CaCO.. is secerncd. 



Marallia sj). ef. M. (thiUi v. A. v. H. Hdb. 7(3(5. — Cenlral-d. 

 Lindoe, KUU) m (no. 87). 



(Jnly a pari of a sterile leaf presenl; il belongs evidenlly lo M. 

 alata (Christ, Fil. Saras. II. 217 but is scarcely the same as the 

 American M. iiUitd Sm. Il may be a young state of M. sdmhiiciiKi Bl. 



