156 31. PTEEIS, § EUPTERIS. 



11. P. distans, J. Sm. ; st. about 6 in. 1., slender, erect, naked, pale ; fr. 

 about 1 ft. 1., 4-6 in. br., terminated by a pinna witli a long, narrow, sharply- 

 serrated linear apex, below which are ]2 to 20 pairs of closely-placed short 

 lobes I in. or less 1., J in. br., the lower two-thirds of the frond with 6 to 9 

 opposite pairs of distantly-placed pinns with a long linear point, and at the 

 base a few spreading pinnules ; rachis scabrous ; textwe coriaceous ; veins con- 

 spicuous, simple or once-forked, about 1 lin. apart at the base ; the barren lobes 

 sharply and finely spinuloso-serrated ; invol. va.eiahis,nous.— Hk.Sp.2.p. 169. 

 *. 124. B. 



Hab. Luzon, Philippine Islands ; gathered by Mr. Cuming. 



*** PinnatCB. Lowest pinnoe simply pinnate. Sp. 12-18. 



12. P. hetm-omorpha. Fee ; st. 6-12 in. 1., naked, erect, pale ; fr. 12-18 in. 1., 

 6-9 in. br., ovate-lanoedlate, with the apex of the long terminal point entire, 

 but the lower half sinuated and furnished with a few short linear lobes ; pinnon 

 in several opposite pairs, the lowest of which are 3-4 in. apart, the upper ones 

 entire or slightly compound at tlie base, the lowest pair cut down nearly to the 

 rachis with several spreading linear pinnules on each side, 1 in. or more 1., f in. 

 br. ; texture subcoriaceous ; rachis and both surfaces naked, the margins slightly 

 crisped ; veins conspicuous, usually once forked, their bases about 1 lin. apart ; 

 invol. narrow, membranous. Hk. Sp. 2. p. 166. *. 127. 1». 



Hab. Philippine Islands ; gathered by Mr. Cuming. — Probably a mere abnormal form 

 of guadriaurita. 



13. P. CrriffitMi, Hk. ; st 6-8 in. 1., slender, erect, wiry, naked, straw 

 coloured ; fr, 6-8 in. 1., 2-3 in. br., ovate-lanceolate, the terminal pinna linear 

 entire, about 2 in. 1., ^ in. br. ; upper lateral ones simple, not more than J in 

 apart, and the base decurrent down to the next, the lower ones lanceolate-deltoid 

 with a linear entire point and several short erecto-patent linear entire pinnl. o: 

 each side ; texture subcoriaceous ; rachis and both surfaces naked ; veins obscure 

 about ^ in. apart at the base, usually once forked ; invol. narrow, mem 

 hia,noas.—Hk. Sp. 2. p. 170. t. 123. A. 



Hab. Miehmee, N. Hiadostan ; gathered by Griffith. 



14. P. madagascarica, Ag. ; fr. ample, bipinnate ; terminal pinna linear, tl. 

 upper lateral ones small, linear, sessile, those next in order larger and stalked 

 the lower ones 2 in. apart at the base, deflexed, oblong-lanceolate, about 6 in. 1- 

 4 in. br., with an entire terminal lobe and several stalked lateral pinnl. on eacl 

 side, which are about 2 in. 1., 2 lin. br., deeply serrated towards the point, 

 and spreading from the scabrous rachis at right angles ; texture coriaceous ; 

 veins conspicuous, about 1 lin. apart at the base and usually once forked 

 near the base; invol. narrow, firm. — Hk.Sp.2.p. 171. *. 122. A. P. subserrata, 



Hab. Madagascar ; gathered by M. Bojer. 



15. P. mutilata, Linn. ; St. slender, erect, naked, polished, straw-coloured or 

 bright-brown, those of the fertile frond the largest (9-12 in.) and strongest; 

 fr. about 6 in. each way, deltoid, with a linear entire point, several entire pinnce, 

 but the lowest pair lanceolate-deltoid, 4-6 in. 1., 3-4 in. br., with several linear, 

 erecto-patent pinnules on each side, the divisions of the barren frond shorter and 

 broader than those of the fertile one, not serrated, but mucronate at the point, 

 and furnished with a crisped white cartilaginous border ; rachis and both 

 surfaces naked and shining ; veins about 1 lin. apart at the base, simple or once 

 forked ; invol. narrow, membranous. — Hk, Sp. 2. p. 164. t. 131, A. 



Hab. West-Indian Islands. — P. concmna, Howard, is a more compound form than usual. 



