I)A\ Al.IJK.K — MNHSAVA. 61 



simply pinnate; pinna' - cm. lon^'. lli mm. lnoad, tin- lower line slij^litly 

 tleeurveil, tiu- upper rounded, entire, the point l)roiidly rounded, placed in 

 a lony row cdose toj^etlier, l>ut not imbrieate; texture pidlucido lierbaeeous ; 

 costa marginal; sori in a continuous marginal line. 



Pliilip|)incs, CumiiKj ; Mcuint l);L;.':it p:iii. Davao, WHiliuifi 14142. 



Malay Peninsula. 



Said to l)e sonietinir> liipiiinate, JMit very douKl fully distinct from 

 L. pectinata. The two characterized l>y tin- stout scandent rhizome. 



(4) L. pectinata Hlume. Khizome stout, scandent, paleaceous; stipe 

 erect, very ^hort : lowei- fronds SO cm. long, 3 cm. broad, simply pinnate; 

 pinna' 1") ihtu. long, (i mm. deep, the lower line nearly straight, the 

 Mp|ier margin rnund. slightly cri-nate, the point Muiit. close together but 

 not imbricate; texture pelhicjilo lierbaceous; sori in an interru])ted line 

 along the upper edge. 



Luzon, Cuiniini lH(i; Ma(|uiling. I.olirr CO: <iimogon River, Negros, 

 Co pel a lid 53. 



Assam and Malay iigion. 



Habit of }j. (Odonlolntiia) ixpens. J'.eside tiie tyj)iLal fr^mds, old 

 rhizomes produce fuiely dissected, much smaller sterile ones, resembling 

 those of Asplcniiiiii cpip}n/ticin)i and StrnochUiena [Tcratophyllum] , or 

 the fertile fronds of J,, aipillarra. 



(5) L. Merrilli ( opelaiid. Khizome stout, scandent, shining, sparsely 

 clothed with spreading ferruginous paleae; stipe 2 to 5 cm. high, stout, 

 slightly scaly, at the top, straw-eolor, like the raeliis; frond about 80 cm. 

 long, 4 cm. wide, pinnate; lower pinnae stalked, the larger ones 22 mm. 

 wide by mm. deep next the rachis, dimidiate, the base strongly drawn 

 <lo\\ii. making the pinn;v deepest there, apex usually acute, lower margin 

 entire, iipper inciso-crenate; glabrous, membranaceous; veins free; sori 

 wider than deep, the acute tips of the lobes projecting over them. 



Baco River, Mindoro, MeniU 1774, on tree trunks in moist forest; 

 Sablan. Bonguet, Elmer 6124. 



(6) L. gracillima roiieland. Rhizome short; stipes densely tufted, 

 erect brown, aliiiosi smootli. .'> em. high; froiul narrowly linear, about 

 320 by mm., pinnate, glabrous; pinnse stalked, triangular or rhom- 

 boidal. 4 nmi. wide, 3 mm. deep, lower margin straight, upper rounded, 

 entire, or when sterile crenate, the lowest pinuic minute: texture herba- 

 ceous; veins free, flabellate; s«ri marginal, more often continuous. 



Caraballo Sur, Luzon, Mcnill 287, on shady groiuid. altitude, 800 m. 



(7) L. ovata .T. Sm. Rhizome short-creeping; stipe .") to 8 cm. high, 

 wiry, tiexuose, black; frond 10 to 15 cm. long, 2 cm. broad, simply 

 pinnate; pinna> 8 nun. long, 4 mm. deep, not imbrieate, the lower ones 

 with their own breadth between tliem. luirizontally ciMong, the point very 

 blunt, the lower side oliliquely truncate at the base, the upper slightly 

 auricled; texture subcoriaccous; sori in a continuous marginal line. 



Luzon, Cuming 175. 



(8) L. conclnna 1. Sm. Rhizome short-creeping; stipe 1.5 to 7 cm. 

 long, wiry, end ; liond l(t to 30 cm. long. 12 to 17 mm. broad, simply 

 pinnate; larger piinia- 7 nun. long, 4 mm. deep, very blunt on the outer 



