cialiata; sporopiiylla intermodia erecta, elongato-ovata, acuminata, 

 carinata, spiiiuloso-ciliata; macro.sporae albae, laeves vol uiiiuith- 

 sime punctulatae: niicrosporas non vidi. 



By its aspsct aiid rooting- stem intermediate between the 

 Intertextae and the Suberosae. 



Sumatra {B^agkoelen, liimbo Pengadang, Exp. E. Jacobson, 

 coll. Ajoeb No. 101). 



^ ^ela^'iiiella |>,v<*iiiK'<irj»a. r.A.v.it, 



MonostelicM, latertext.ae. — Givale^ repentes, 10 — !•') cm. longi, 

 graciles, pinnati, vel furcati caulibus secundariis iiinnatis: plnnae 

 patentes vel suberectae, spicis exclusis nsque ad 2^/0 cm. longae, 

 supeiiores simplices vel furcatae, inferiores parce pinnatae vel 

 repetlte furcatae: ramull ultimi braves, brevissimi non raro aphylli 

 et petioliformes. Fulia lieteromorpha; folia lateralia ubi(jLie re- 

 mota, horizontalia vel patentia; lateralia caulina late ovata, 

 inaeqnilatera, subacuta vel obtusiuscula, seniifacie siiperiore 

 apicem versus obsolète denticulata, medio parce minute serrulata, 

 basin late rotundatam versas sensim ciliolata ad ciliata, semifacie 

 inferiore apicem versus obsolète denticulata, ceterum integerrima 

 vel ad basin rotundato-subcordatam dentibus minutis 1 — i' munita, 

 folia maxima + 21/2 mm. longa et fere 2 mm. lata : lateralia 

 ramulorum minora, us([ue ad + 1=^4 inin. longa, minus iiiaeiiui- 

 latera, supra marginem posticam versus gibbis minutis, dentifor- 

 mibus ornata, basi ol)Iique rotundato cuneata; folia iiitermedia 

 erecta, subfalcato-ovata, longe acuminata ad subcuspidato-acuminata, 

 basi oblique rotundata vel rotundato-cuneata, semifacie exteriore 

 parte superiore parce minute serrulata, basi pauHo ii'oducta, 

 semifacie inferiore parce minute serrulata vel parte inferiore 

 ciliolata. Spicae copiosae, usiiue ad + 2^/0 cm. longae, o mm. 

 latae vel juvéniles paullo angustiores, longiores rectae, curvatae 

 vel leviter flexuosae ; sporopiiylla lateralia compacta, patentia, 

 subhorizontalia, lanceolata, acuta vel breviter acuminata, caripata, 

 margine superiore parce minute serrulata dentibus inferioribus 

 sensim elongatis et ciliiformibus, carina spinuloso-ciliolata; spo- 

 rophylla intermedia erecta, imbricata, niulto minora, ovata, longe 

 acuminata, spinoloso ciliata; sporas non vidi. 



Sumatra [Bcngkoden. Lebong Taiidai, <J. J. Brooks No. 2.'5S/S). 



