xMATEKIALS FOR A FLORA OF FORMOSA. 433 



petiolulatis (petiolulis 1 mm. longis), remote etiamque pinnatis, 

 pinnulis IT. utraque latere 8 inferiore 5 mm. a se remotis 

 oblique elongate -quandrangularibu s inferioribus 8 mm. longis 4 

 mm. latis brevissime petiolulatis pinnatifidis, segmentis latere 

 superiore 3-4 patentibus oblique ovatis apice furcate -lobati s basi 

 attenuatis 3 mm. lonç-is 2 mm. latis, lobis exterioribus longioribus 

 IJ mm. longis acutis, interioribus brevioribus 1 mm. longis acutis, 

 ad centrum segmentorum soriferis ; segmentis latere inferiore 1-2 

 acuto-ascendentibus lineari- ovatis 3 J mm. longis | mm. latis apice 

 subacutis simplicibus baud soriferis ; paginre membranacese, utrinque 

 glabra? ; rh aches frondium subcomplanatoe supra late sulcatae, 

 utraque latere sulcorum etiaiuque tenuissime sulcatae subglabrse 

 inferiore IJ mm. latse, subtus convexre plus minus costata) ad 

 ramificationem squama ta? ; rhaches pinnarum complanata? supra 

 leviter sulcatœ glabra) subtus convex^ sursum plus minus alatge 

 inferiore § mm. lata} ; rhaches pinnularum complanata) sulcatae, J mm. 

 latœ ; venulae latere superiore pinnularum 11. a. medio furcatae, ad 

 sinus furcœ sorifera}, ramis venularum propo apicem loborum 

 evanescentibus. Sori circ. semiglobosi i mm. lati. Indusium 

 semiglobosum vel depresso-ovato-globosum, margine integrum, 

 apice rotund atum basi leviter contractum truncatum, § mm. latum, 

 J mm. longum, ecoloratum. 



IIa?., in Arizan, leg. G. Nakahara, 1000, Nov, 

 Near /). aßnif^ Hook et D. clurrophylla Wall , but differs from 

 both in tlic venation of the fronds. 



Jftcrolepia Presl. 

 Microlepia obtusiloba ITayata in Tokyo Bot. Mag. XXIII. p. 27. 



