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integerrima vel subintegerrima, vel ad basin rotundato-truncatam vel abrupte 

 rotundato-cuneatam parce serrulata; lateralia ramulorum ultimorum patentia, 

 siibaequilatera, usque ad 3 — S'/j mm. longa, basi oblique rotundato-cuneata; 

 folia intermedia erecta, integerrima vel subintegerrima, longe cuspidata, 

 cuspide circiter longitudine laminae; intermedia caulina subrotunda, 4 — 5 mm. 

 longa, abrupte cuspidata, basi exteriore producta, hamato-incurvato-auric- 

 ulata, basi interiore rotundata vel rotundato-cordata ; intermedia ramulorum 

 minora, imbricata, oblonga, minus abrupte cuspidata, basi exteriore cordata, 

 auricula rotundata, vix incurvata, basi interiore rotundato-cuneata. Spicae 

 tetragonae, + 2 mm. crassae; sporophylla subisomorpha, ovata, pellucido- 

 marginata, minute serrulata, carinata, ventralia breviter apiculato-acuminata, 

 dorsalia longe acuminata; macrosporae albidae vel pallide ochraceae, gibbis 

 brevibus vel longis, rectis vel flexuosis, ramosis vel reticulatis rugulosae; 

 microsporae albidae vel pallide ochraceae, gibbis bacilliformibus ornatae. 

 Sumatra (Mi. Talamau, H.A.B. Bünnemeijer No. 649.) 



Selaginella venulosa, v. A. V.R. 



Heterophyllum, Monostelicae, Ascendentes. — Caules e basi repente erecti 

 vel ascendentes, plus minus 15 — 25 cm. alti, parte inferiore simplices vel 

 breviter ramosi, 4: 2 mm. crassi, in sicco olivacei, sat teretes, parte superiore 

 pinnati vel furcati pinnatique, rachide foliis lateralibus inclusis Hr 8 — 10 

 mm. lata; pinnae flexuosae, usque ad 10 cm. longae, pinnatae vel furcatae 

 pinnataeque; pinnulae confertae, suberectae, simplices vel furcatae; ramuli 

 Ultimi usque ad 2'/2 cm. longi, + 6 mm. lati, brevissimi saepe angustiores. 

 Folia lieteromorplia ; folia lateralia oblique lanceolato-ovata, subfalcata; 

 lateralia caulina approximata, horizontalia, obtusiuscula, inaequilatera, 

 maxima + 5 mm. longa, 2 mm. lata, liniis cellularum scleroticarum 2 

 submarginalibus, 2 medialibus spurie venulosa, medialibus interruptis, semifacie 

 superiore minute serrulata, apicem versus integerrima, basi late rotundata, 

 semifacie inferiore integerrima, basi anguste rotundata; lateralia ramulorum 

 ultimorum patentia vel erecto-patentia, maxima 3 — 4 mm. longa, basi 

 oblique (antice magis sensim, postice magis abrupte) rotundato-cuneata; folia 

 intermedia erecta, ovata; intermedia caulina in liniis 2 separatis seriata, 

 subabrupte cuspidata, pellucido-marginata, minute (latere interiore quam 

 latere exteriore minus copiose) serrulata, basi interiore rotundata, basi 

 exteriore cordato-auriculata, auricula plus minusve distincte hamato-incurvata 

 el rotundata, folia maxima + 3— 3'/2 mm. longa, cuspide + '/z longit- 

 udinis laminae metiente; intermedia ramulorum imbricata, minora, proportione 

 latins pellucido-marginata, basi interiore rotundato-cuneata, basi exteriore 

 subcordato-truncata, apice magis sensim cuspidato-acuminata. Spicae ad 

 apices ramulorum solitariae, + 2 mm. crassae; sporophylla ovata, usque 

 ad + 2 mm. longa, acuta, pellucido-marginata, minute serrulata, carinata; 



