the apex of the acumen, consisting of 15 — 20 capsules. — Slimatra {Lebong 

 Donok, C. J. Brooks No. 307/S; cultivated in Mr. Brown's garden) 



Forma cordata: Like the type but the leaflets to 20 — 22'/2 cm. long, 

 very gradually long-acuminate, the base very cordate with a deep sinus. 

 —Java (Mt. Slamet, C. A. Backer No. 367). 



Angiopteris elliptica, v. A v. R. 



Rachides glabrae, in sicco nigro-castaneae. Pinnulae valde coriaceae, 

 elongato-ellipticae, mediales vel supramediales + 15— IT'/aCm. longae,3— 4cm. 

 latae, integerrimae, apice acuminatae serrataeque, basi inaequaliter vel 

 oblique rotundatae ad subtruncato-cunetae; costa nigro-castanea, subtus basin 

 versus parce squamulosa; venae subhorizontales, demum obscure fuscae vel 

 nigrescentes, pellucidae vel impellucidae ; venulae récurrentes absconditae, 

 non longae, impellucidae, contra lucem spectantes solum sat perspicuae. 

 Sori intramarginales; capsulae usque ad 18—22, latere ventrali brunneae, 

 dorsali nigro-castaneae. 



Sumatra (Bengkoelen, Lebong Simpang, C. J. Brooks No. 306, S). 



Angiopteris grisea, v. A. v. R. 



Rachides . in sicco subtus stramineae vel pallide flavido-fuscae, supra 

 3-sulcatae et olivaceae. Pinnae plus minus 70 cm. longae. Pinnulae tenuiter 

 herbaceae, brevissime petiolulatae, in sicco flaccidae et olivaceo-virides, 

 subtus quam supra pallidiores et in vivo caeruleo-griseae, glabrae vel 

 praesertim ad costam parce et pallide fusco-lanuginoso-squamulosae; 

 pinnulae centrales maximae, in specimine lineari-sublanceolatae, +9 — 10 cm. 

 longae, parte inferiore + 1 '/z — 1^/4 cm. latae, basi plerumque subaequaliter et 

 late rotundato-cuneate, margine regulariter vel irregulariter serrulato-crenulatae, 

 parte superiore in acumine relative brevi serrulato angustatae ; costa olivacea; 

 venae subobliquae, obscure olivaceae, sat impellucidae; venulae récurrentes 

 graciles, longae, sat pellucidae. Sori intramargmales, contigui, acuminem 

 non attingentes ; capsulae + 4 — 5; indusium distinclum, pilis ferrugineis. 



Java {Moeriah, W. Docters van Leeuwen No. 700). 



Angiopteris olivacea, v. A. v. R., Mai. Ferns & All., Supplem. 1, 

 Corr ,60. 



Pinnufae sessiles vel breviter petiolulatae, tenuiter chartaceae, in sicco 

 supra obscure, infra pallide olivaceo-virides, crenulatae vel serrulato-crenul- 

 atae, basi oblique subtruncato-cordatae, apice abrupte acuminatae et serratae ; 

 pinnae maximae usque ad 12 cm. longae, P/4 — 2'/4 cm. latae; costa 

 venaeque subtus obscure olivaceae ad nigro-fuscae. decidue, parce et 

 minute squamulosae; venae impellucidae; venulae récurrentes gracillimae, 

 impellucidae. Sori contigui, a margine remoti; capsulae 5 — 10. 



Java {Mt. Wilis, J. A. Lörzing No. 936). 



