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pinnafifidae ; pinnulae laterales e basi late ovata lanceolatae, maximae 

 breviter petiolulafae, + 8—9 cm. longae et 2 cm. latae, apice acuminate 

 creiiulato-serrulatae, basin versus sensim profunde pinnatipartitae, basi 

 pinnatae; costa supra hirsuta, subtus decidue squamuiosa, squamulis partim 

 ferrugineis, partim castaneis et eroso-ciliatis aut spinuioso-ciiiatis. Segmenta 

 lineari-oblonga, conferta, + 4 mm. lata, apice rotundata, crenata, basi 

 sensim integerrima vel subintegerrima ; segmenta inferiora libera, sessilia, 

 basi sat rotundata; costula subius parce minutissime squamuiosa; venae 

 prominentes, glabrae vel subglabrae, usque ad 9—10 utrinque, simplices 

 vel furcatae. Sori ad venas inframediales, usque ad 8 utrinque, venas 

 superiores non occupantes. 



Hauler's No. 2465 and Moiengraaff's No. 3480 are undeterminable 

 because of incomplete material. The former may be A. ramispina Hk. 



Borneo (Amai-umbit, Hal Her No. 3401). 



Alsophila Hallieri, v. A. V.R.; A. Burbidgei, Christ (non ß/:.), in Ann. 

 Btz., XX, 138, p.p. 



Racliides laeves, subnigrae, supra hirsutae, subtus furfuraceae, indumento 

 fusco vel cas aneo, squamulis deciduis, subfiliformibus, fuscis intermixto. 

 Pinnae petiolulatae, plus minus 30 cm. longae et 9 — 12 cm. latae, acuminatae. 

 Pinnulae sat coriaceae, glabrae, patentes vel horizontales, petiolulatae, 

 lineares, maximae + 5 — 6 cm. longae, 1 — l'/2 cm. latae, apice breviter 

 acuminatae et serrato-crenatae, margine usque ad + "U costam versus 

 (ad basin interdum paullo profundius) incisae; costa supra hirsuta, subtus 

 squamuiosa, squamulis inferioribus subulatis, nigro-castaneis, brunneo- 

 marginatis et erosis, deciduis, superioribus ovatis, bullatis, fuscis, acuminatis, 

 persistentibus, Lobi oblongi, 2 — 3 mm. lati, obtusi, integerrimi vel apice 

 crenati; venae usque ad 5 — 7 utrinque. Sori costulares, ad venas inferiores 

 positi; capsulae paraphysibus fibrilliformibus, capsulas non superantibus 

 intermixtae. 



Hauler's No. 1855 is undeterminable because of incomplete material; 

 it is not A. Burbidgei Bk. 



Borneo (Mt. Kenepai, Hallier No. 1708). 



Alsophila acrostichoides, v. A. v. R. 



Stipites ultra 20 cm. longi, gibbis breviter spiniformibus, acutis aculeati, 

 juveniles pilis brevibus, apressis, crispatis, ferrugineis muniti, in sicco 

 castanei, angulosi et su'cati. Frondes lanceolatae, 100 — 120 cm. longae, 

 acuminatae, profunde 3-pinnatipartitae, sub-3-pinnatae, rachide in parte 

 inferiore aculeolata, in sicco castanea, angulosa et sulcata, stipitis more 

 pubescenti. Pinnae lineari-lanceolatae, superiores sessiles, inferiores stipitatae, 

 centrales maximae, usque ad 35 cm. longae et basin versus 15 cm. latae; 

 rachide in sicco castanea, angulosa et sulcata, supra castaneo-velutina, subtus 



