- 22 - 



cm. longa; piimae latérales terminali simillimae, sessiles, op- 

 positae vel suboppositae, articulatae, erecto-patentes, 7 --8 cm. 

 longae, basi late cuneatae, + l 1 / 2 cm. latae, margine indistincte 

 crenatae vel crenato-serratae, a basi apicem versas sensim angus- 

 tatae, apice acuminatae, costis subtus paleis minutis, irregulariter 

 flmbriatis parce munitis, areolis utrinque 3- serialibus. Suri in 

 areolis costalibus solitarii, vix vel leviter immersi, foveolis supra 

 haud valde prominentibus ; sporangia paraphysibus flavidis, apice 

 leviter incisis intermixta. 



Java, (Preanger Regencies, v. A. v. R.).- The name is given 

 in honour of Dr. J. C. Koningsberger, Subdirector of the Agricultural 

 Department in Netherlands Inclia. 



Poa.ypodiiim (Pleopeltis) antrophyoides, r. A . i\ f*. 

 Rhizoma brève, repens, squamis fuscis, lineari-lanceolatis , 



integris vel leviter dentatis vestitum. Frondes simplices, coriaceae, 

 glabrae, sessiles vel brevi-stipitatae, 8-15 cm. longae, in parte 

 superiore late lanceolatae, 3-5 cm. latae, apice brevi-acuminatae, 

 margine integrae, recurvatae, basin versus sensim angustatae, basi 

 lineari-cuneatae, costa prominente, apicem versus sensim tenuiore 

 demum déliquescente, costulis (main veins) nullis, venis immersis, 

 areolis irregularibus, numerosis. venulas libéras includentibus. Sori 

 sparsi, majusculi, superflciales. 

 Sumatra (Forbes, N°. 3119). 



Polypoclium (Pleopeltis) Beccarii. t\ A. r. H. 



Rhizoma repens, firmum, paleis lanceolato-oblongis, apice acutis, 

 basi rotundatis vel acutis vestitum. Stipites remoti, 1—5 cm. 

 longi, erecti, glabri. Frondes simplices: stériles coriaceae, glabrae, 

 + 6—10 cm. longae, 7 — 8 m. m. latae, lineari-lanceolatae, apicem 

 et basin versus sensim angustatae, apice + obtusae, margine 

 indistincte crenatae, costa subtus prominente, costulis (main veins) 

 nullis, venis occultis, areolis + 1 — 2-seriatis, venas libéras inclu- 

 dentibus; frondes fertiles longius stipitatae, 12 — 15 cm. longae, 

 5 — 7 m. m. latae, apicem et basin versus sensim angustatae. 

 Sori in utroque latere costae 1-seriati, mediales vel ad costam approxi- 

 mantes, partem superiorem frondis occupantes, receptaculo + 

 oblongo. 



