- 36 - 



Ophioglossum pendulum, L., Spec. (Ed. 2), II, 1518; v.A.v.R,, 

 Mai. Ferns, 777. 



Forma nutans: Also in Sumatra (Bengkoekn, Lebong Simpang, C.J. 

 Brooks No. 356/S), 



Phegopteris Rutteniana, v . A . v . R . ; (? Diyopteris oblanceolata, Copel., 

 in Philipp. Journ., IX^, 3). 



Meniscium. — Rhizoma breviter repens, obscurum, glabrum. Stipites 

 approximati, fusci, pilosi et squamulosi, glabrescentes, 3—7^l2 cm. longi. 

 Frondes herbaceo-coriaceae, glabrae, saepe verruculosae, simplices, lineari- 

 oblanceolatae, 10—30 cm. longae, parte superiore 2—4 cm. latae, acum- 

 inatae, integerrimae vel repando-undulatae, subcartilagineo-marginatae, basin 

 minute 2-auriculato-cordatam versus sensim angustatae; costa prominens, 

 supra sulcata hirsutaque; venae in utroque latere venarum primariarum 

 4—6, subprominentes. 



Ceram (WoloelManoesela, L. Rutten's Explor. Commiss., Coll Kornassi 

 No. 725). 



Pleopeltis pseudo-acrostichum, v.A.v.R., this Bull., tab. V. 



Eupleopeliis, Pleuridium. — Rhizoma longe repens, sat gracile, albido- 

 pruinosum, demum nigricans, squamis deciduis, ascendentibus, ferrugineis 

 vel pallescentibus, subulato-ovatis, acuminatis, irregulariter et minute eroso- 

 denticulatis, basi peltatis dense vestitum. Stipites remoti, inter se V2— 1 cm. 

 distantes, glabri, '/a— ^'/a cm. (vel plus?) longi, frondium sterilium breviores, 

 frondium fertilium longiores. Frondes heteromorphae, rigide coriaceae, 

 glabrae, punctis sparsis, saepe nigricantibus et impressis hinc inde munitae. 

 Frondes steriles oblongae vel ovatae, 2—4 cm. (vel plus?) longae, 1 '/a — 2 cm. 

 (vel plus?) latae, apice obtusae vel rotundatae, margine cartilagineo anguste 

 recurvatae et late (non profunde) crenatae, basi cuneatae et leviter decur- 

 rentes; costa supra sulcata, subtus prominens; costulae (main veins) 

 ascendentes, subtus prominentes, marginem non attingentes; areolae 

 absconditae. Frondes fertiles lineares, 5 cm. plus minusve longae, + 4 mm. 

 latae, planae, obtusae, marginibus parallelis, basi in stipitem sensim angus- 

 tatae. Sori superficiales, utrinque 1-seriati, mediales, magni, rotundi, contigui, 

 demum confluentes et pseudo-acrostichoidei, receptaculo anguste oblongo, 

 costae parallelo. 



Sumatra (Mt. Talamau, H. A. B. Bünnemeijer No. 830). 



Pleopeltis pseudo=lateraIis, v.A.v.R., this Bull., tab. VI. 



Eupleopeltis, Pleuridium. — Rhizoma repens, lignosum, sat gracile, albido- 

 pruinosum, demum nigricans,squamis deciduis, subulato-lanceolatis, suberectis, 

 ferrugineis vel rufis, demum castaneis, graciliter longe acuminatis, irreg- 

 ulariter et minute eroso-denticulatis, basi subovatis peltatisque dense vestitum. 



