Lomaria.] CLVI. FILICES. 1905 



6. I., euphlebia (well-veined), Kume ; Hook. Spec. Filic. iii. 32, Syn. Filic. 

 183 ; Benth. M. Austr. vii. 738. Ehizome thick and woody, slightly scaly, ascend- 

 ing to 1ft. or more. Fronds pinnate, often above 2ft. long. Pinnae distent, lanceo- 

 late, 8 to 8iu. long, ^ to fin. broad, contracted at the base and sometimes 

 tapering to a short petiole, the uppermost one rarely sessile or slightly 

 decurrent, the lowest not much smaller, the rhachis glabrous. Pinnse of the 

 fertile fronds narrow-linear, 3 to 6in. long. — L. articulata, F. v. M. Fragm. v 

 187 ; Bail. Litho. Ferns Ql. 87. 



Hab : Rockingham Bay, Dallachy. 

 Spread over Eaat India, China and Japan. 



Hooker's figure 2nd Cent. Ferns, t. 89, repieaents an abnormal Japanese and Ciiinese variety 

 with the pinnsB from the middle upwards adnate by a broad base. — Benth. 



25. BLECHNUM, Linn. 



(From hUohnon, the Greek name of a fern.) 



Rhizome short and thick or slightly elongated and horizontal. Fronds deeply 



pinnatifid or pinnate, the segments narrow. Sori in a continuous line on each 



side of the midrib, with a membranous indusium opening from under the midrib 



outwards, the two sori often at length confluent concealing the midrib. 



The genus consists of but few species dispersed over the tropical and sub-tropical regions of 

 the globe. 



Segments with a dilated adnate base, the upper ones confluent .... 1. B. cartilagineum. 

 Segments or pinnae, lower ones petiolutate, central adnate to the rhachis, 



the uppermost more or less decurrent ; margins serrate 2. B. Wlielani. 



Segments smooth and shining with very numerous fine parallel veins. 



Segments serrulate, obliquely truncate at the base S. B. serrulatum. 



Segments with entire margins, mostly narrowed at the base . . . . i. B. orientale. 



1. B. cartilagineum (gristly), SwarU. ; Hook. Spec. Filic. iii. 43, Syn. 

 Filic. 184 ; Benth. Bl. Austr. vii. T6S. Rhizome short thick and woody, usually 

 covered with shining black scales. Fronds 1 to 2ft. long, the stipes usually 

 scabrous. Segments numerous, 3 to Bin. long, almost coriaceous, serrulate, 

 distinctly veined, dilated and adnate at the base, the upper smaller ones confluent, 

 the lower ones sometimes distant. — Metten. Filic. Hort. Lips, t. 5 ; R. Br. Prod. 

 152 ; F. V. M. Fragm. v. 120 Sieb. Syn. Filic. n. 123 ; Bail. Litho. Ferns Ql. 

 88 ; B. striatum., Sond. and Muell. in Linnse, xxv. 717, not of Swartz. 



Hab.: Rockingham Bay, Dallachy ; Port Denison and Daintree River, Mtzalan ; Rockhamp- 

 ton, O'Shanesy. Abundant in southern localities, 



Var. tropica, Bail. Fern World of Australia. Rhizome elongated, ascending or erect to a 

 foot high, and 2 to Sin. thick. Frond as in the type only much larger.— Bail. Litho. Perns 

 Ql. 89. 



Hab.: Wet situations tropical ranges. 



2. B. Whelani (after Sergt. E. J. Whelan), Bail. 8rd Suppl. Syn. Ql. Fl. 

 92. Rhizome slender and erect, from 3 to 6in. high, densely paleaceous at the 

 summit, with ferruginous scales, and bearing a crown of many (^ark-green 

 fronds ; stipes blackish, slightly scabrous, clothed at the base with dark linear 

 scales, about 1ft. long and slender ; the frond or leafy portion of about equal 

 length with the stipes, bearing about 15 nearly opposite linear-lanceolate pinnaB 

 3 to 6in. long, the lowest of which are petiolulate, the central ones sessile, and 

 one or two of the terminal ones having their bases adnate to the rhachis, the 

 margins serrated, teeth small and blunt, except those of the elongated point ; 

 veins simple or once forked ; sori close to the costule on the lower half or three- 

 fourths of the pinna. — Bail. Litho. Ferns Ql. 91. 



Hab : Bellenden-Ker, at an elevatioa of from 4,000 to 5,000ft. above sealevel. 

 Paet VI. T 



