1972 CLVI. FILICES. [Asplenium. 



18. A. laserpitiifolium (Laserpitium-leaved), Lam.; ^°°\JP''-J?lt:J^l' 

 171, t. 203, Syn.FiUc. 215 ; Benth. Fl. Austr. vii. 748. Rhizome thick, subrepent, 

 clothed at the extremity with rusty subulate scales. Fronds 1| to au. long, 

 glabrous, 3 or 4 times pinnate. Larger primary pinnae 6 to 8in. long.witn 

 numerous secondary pinnje of 1 to 2in. again pinnate or the upper ones shorter 

 and pinnatifid only, the primary as well as the secondary pinnae tapering to a 

 pinnatifid point. Ultimate pinnules or segments obovate or oblong-cuneate, 

 toothed, prominently striate with diverging veins, mostly 3 or 4 lines long,, bori 

 several on each segment, linear, usually rather small.— Bedd. iJerns b. Ind, t. 

 225 ; Bail. Litho. Ferns Ql. 111. 



Hab- Endeavour Biver, A. Cunningham; Bockingham Bay, W. mil, Dallachy ; Daintree 

 niver 'fUzuUih; Fitztoy Island, M'Gillivray. Walter. ' 



Also in East tropical Aaia, the Malayan Archipelago and South Pacihc Islands. 



14. A., bulbiferum (bulb-bearing), Forst. ; Hook. Spec. Filic. iii. 196, Ic. 

 Fl. t. 423, Syn. Filic. 218 ; Benth. Fl. Austr. vii. 748. Rhizome thick. Fronds 

 1 to 2ft. long, glabrous or with a scaly rhachis, pinnate or more frequently 

 bipinnate, often proliferous. Primary pinnae numerous, usually 3 to 4in. long. 

 Pinnules lanceolate, mostly | to lin. long, pinnately toothed lobed or divided, 

 with a single veinlet to each lobe or tooth ; the whole frond as well as each pinna 

 ending in a lanceolate toothed or lobed point. Sori large, one to each lobe or 

 tooth, affixed to the central vein but the rather rigid prominent indusium thrown 

 over towards the upper margin so as to make the sorus appear marginal.— Hook, 

 f. Fl. Tasm. ii. 146 ; Bail. Litho. Ferns Ql. 113 ; Cmnopteris appendiculata, 

 Labill. PI. Nov. Holl. ii. 94, t. 243 ; Asplenium laxum, R. Br. Prod. 151. 



Hab.: Met with in a few southern localities. 



Scattered over various tropical and southern extratropical regions of the New and the Old 

 World. 



15. A. flaccidum (flaccid), Forst. ; Hook. Spec. F'ilic. iii. 205, Syn. hilic. 

 222; Benth. Fl. Austr. vii. 749. Rhizome short and thick. Fronds from under 

 1ft. to near 2ft. or still longer, pale green, glabrous, pinnate. Pinnae coriaceous, 

 narrow, 3 to 6in. long, the barren ones toothed, the fertile pinnately divided into 

 linear lobes of 2 to 6 lines, each bearing a single rather large sorus attached to 

 the central vein, but the conspicuous indusium thrown over to the upper side so 

 as to appear marginal.^Hook. f. Fl. Tasm. ii. 146 ; A. odontites, R. Br. Prod. 151. 



Hab.: Spring Creek, Killarney, M. E. Milward. 

 Also in New Zealand. 



16. A. umbrosum (shady), J. Sm. ; Hook. Spec. Filic. iii. 231, Syn. FUic. 

 229 ; Benth. Fl. Austr. vii. 749. Caraway-seed Fern. Fronds 8 to 5ft. long, 

 1 to lift, broad, twice or thrice pinnate. Pinnules membranous, lanceolate or 

 oblong, 1 to 2in. long, deeply pinnatifid or smaller and pinnately toothed ; veins 

 oblique, usually forked, proceeding from the midrib into the lobes or teeth, free. 

 Sori small, oblong, usually on the vein below the fork or partly on one fork and 

 then slightly curved. Indusium membranous, proceeding from the vein, and 

 opening on the upper or inner margin, the sori often at length covering the 

 centre of the pinnule.— F. v. M. Fragm. v. 132 ; Bail. Litho. Ql. Ferns, 114 ; 

 AUantodia australis and A. tenera, R. Br. Prod. 149 ; Asplenium Brownii 3 Sm • 

 Hook. Ic. PI. t. 978; Hook. f. Fl. Tasm. ii. 147; A. austral, Brackenr. ; Hook. 

 Spec. Filic. iii. 232 ; A. physosorus, Sieb. Fl. Mixt. n. 268. 



Hab.: Common in southern scrubs. 



flanges over tropical Africa and Asia and is also in Norfolk Island and New Zealand 



Var. tewa B*il. Syn. Ql. PI. 708; Litho. Ferns Ql. 115. This is more membranous than 

 the type, the stipites also are darker and more slender. Sori more distant and the indusium 

 IS not so_ often broken at maturity. •"= juiusium 



Hab.: 'CoBimon in swamps in southern scrubs. 



