
 
        
         
		Y   5-  about  6  in.  I.,  slender,  erect,  naked,  pale  ; fr; 
 about  1  tt.  I.,  4-6  m.  br.,  terminated  by  a  p in n a  with  a  long,  narrow,  sharply  
 serrated  linear  apex,  below  wliich  are  12  to  20  pairs  of  closely-placed  short  
 lobes  2   in.  or  less  1,,  J   in.  In-.,  tlie  lower  two-thirds  of  the  frond  with  6  to  9  
 opposite  pairs  of  distantly-placed;pinnæ  with  a  long  linear  point,  and  a t  the  
 base  a  tew  spreadmg  pinnules :  raehis  s c a lirn n a   •  te r in r i. 
 Hab.  Luzon,  Philippine Islands ;  gathered by Mr,  Cuming. 
 ***  Pinnatoe. Sp.  12-18. 
 12.  P.  heteromorpha,  Fe'e ;  st.  6-12  in.  naked,  erect,  pale ;  f r .   12-18  in  1  
 6-9  in.  br.,  ovate-lanceolate,  with  the  apex  of  the  long  terminal  point  entire,’  
 but  the lower  h a lf  siimated  and  furnished with  a  few  short  linear  lobes  :  pinnæ  
 in   several  opposite  pairs,  the  lowest  of  wliicli  are  3-4 in.  apart,  the upper  ones  
 entire  or  shghtly  compound  a t  tlie  base,  the  lowest  pair  cut  down nearlv  to  the  
 raclus with  several  spreading  linear pinnules  on  each  side,  1  in.  or more'l  f  in  
 br.  ;  texture^ subcoriaceous ;  raehis and  both  surfaces  naked,  the margins slightly'  
 crisped  ;  vems  conspicuous,  usually  once  forked,  their  bases  about  1  lin.  apa rt •  
 ««»0«  narrow, membranous.  77/. Ñ?>.  2.??.  166.  «  127. B.  ’ 
 Hab.  Philippine Islands ;  gathered  by Mr. Cmniiig.—This may be one of the aberrant  
 forms  of.P.  semipmnata,  which  it resembles in general habit. 
 13.  P .  Oriffithii,  I lk .  ;  si  6-8  in.  1.,  slender,  erect,  wiry,  naked,  straw-  
 coloured ;  f r .   6-8  in.  1.,  2-3  in.  br.,  ovate-lanceolate,  the  terniiiial pinna  linear,  
 entire,  about 2  in.  1.,  J  in.  br.  ;  upper  lateral  ones  simple,  not  more  than  4 in  
 apart,  and  the  base  decurrent down  to  the  next, tlie lower  ones lanceolate-deltoid  
 with  a  linear  entire  point  and  several  short  erecto-patent  linear  entire pinnl.  on  
 eaoii  side  ;  texture  subconaceous ;  rachis and  both  surfaces  naked  ;  »««»s obscure  
 about  J   in.  apa rt  a t  tlie  base,  usua lly  once  forked  ;  '  ’  narrow,  mem- 
 ’ 
 branous.—77/. Sp.  2. p .  170.  t.  123. A. 
 Hab. Mishmee; N. Hindostán ;  gathered by Griffith. 
 14.  P . i 
 upper lateral  ones  smali,  linear,    .........,      o.,a,„,.ou 
 the  lower ones  2  in.  apart  at the  base,  deflexed,  oblong-lanceolate,  about  6  in.  ].(  
 4 in.  br., with  an  entire  terminal  lobe  and  several  stalked  lateral pinnl.  on  each  
 side,  which  are  about  2  in.  1.,  2  lin.  hr.,  deeply  serrated  towards  the  point,  
 and  spreading  from  the  scabrous  rachis  at  right  an g le s;  texture  coriaceous  •  
 vems  conspicuous,  about  1  lin.  ap a rt  at  the  base  and  u sua lly  once  forked  
 iiear  the  base ;  mvol.  narrow,  A r m . ~ m . S p .  2. p .  171. t.  122. A.  P .  subserrata, 
 Ap'  ; f r .   ample,  bipinnate ;  termina l  pinna   linear,  the  
 iile,  those  nex t  in  order larger  and  stalked. 
 Hab.  Madagascar ;  gathered by M.  Bojer. 
 IS.  P .  mutilata,  Linn.  ;  st.  slender,  erect,  naked,  polished,  straw-coloured  or  
 bright-brown,  those  of  tlie  fertile  frond  the  largest  (9-12  in.)  and  strongest ;  
 f r .   about  6 m.  each way,  deltoid, with  a linear entire point,  several  entire pinnæ  
 but  the  lowest  pair  lanceolate-deltoid,  4-6  in.  1.,  3-4  in.  br., with  several  linear’  
 erecto-patent pmnules on  each  side,  the  divisions  ofth e   barren frond  shorter  and  
 broader  th an   those  of  the  fertile  one,  not  serrated,  but mucronate  at  the  point,  
 and  turnished  with  a  crisped  white  cartilaginous  border ;  raehis  and  both 
 c n T + a n /- ic i  .a »,  J   _1    .  .  _  i  ^ -»  ..»»»»  ^   „xiiuv  vcbiLiiti^iiiuuo  u u iu e i  ,  TUrCiuLs  a n a   DOtli 
 surtaces  naked  and  sh in in g ;  veins  about  1  lin.  apa rt  a t  the  base,  simple  or once  
 lorked  ;  mvol.  narrow, membranous.—77/.  Sp.  2. p .  164.  t.  131. A. 
 Hab, West-Indian Islands.—P.  concinna, Heward, is a more compound form than usual. 
 i f  ^ 
 more or less pinnate on  the  upper  side. also,  
 by intermediates. 
 i l i i i f i l l i f i i 
 Sp.  2.  p.  194. 
 Hab.  Mexico,—This and the next species have quite the habit  of quadriaiirita, but t  e  
 venation seems to distinguish  them. 
 18.  P.  litobrochioides,  Klotzsch  ;  S t.  strong,  erect,  naked,  
 brown  •  fr   2  ft  1.  18  in.  br.,  the  termina l? ?»»« 1  ft.  or more  1.,  2  3  in  bi.,  cut  
 down  within  a  short  distance  of  the  raohis  into  numerous  s p r e f  mg  linear  
 “0"*1  1 1   1  1  in  or  more  br.  the  lower  sinuses  ro u n d ed ;  lateral 
 4  L  l a c h   side! similar  to  the  terminal one,  erecto-patent,  the  lowest  
 3  to  4  in.  distant  a t  the  base,  all  unlu-aiiched^  in  our ^  specimens ;  U fiw e   
 coriaoeous;  rachis  and  both  surfaces  n a k e d ;  vems  f®’f ®   ¥ ¥ 
 1  lin.  apart  at  the base ;  sori  reaching nearly  to  the  apex  of  the  lobe.s.— 77/. bp. 
 2 .??.  178. 
 Hab. Gathered hy Sir E. Schomburgk in British Guiana, and Dr. Spruce in the Amazon  
 Valley. 
 *««*  TUni.nnntæ.  Lowest pinnæ at least bipinnatifid.  Sp.  19-3.5. 
 10.  P . marattiæfolia, I lk . ;  st. stout, erect, quadrangular, deep  y sulcate  glossy  
 sti-aw-cfoured  ;  f r .   àmple,  bipinnate,  the  upper  p a rt  simply  pinnate,  wirii  
 f e v e / l   i T a r   iobes  which’ are"  slightly  decurrent  at  the  base,  px'omment y  
 serrated  towards  the  point,  the  longest  4 m.  1.,  J  m.  br.  ;  lower pmnæ  6-1^  in.  1.,  
 pinnate,  with  niiineroiis  similar  lobes  on  both  sides  and  again  
 L a l l e r  pinnl.  on  both  sides  at  the  base  ;  scarcely  s Z I o t 
 both  surfaces naked  ;  veins usually  once  foiked  J   "p a rt  a t the base  ,  f  ^   
 reaching  to  the  apex  of  the  lo b e s .-7 7 /.  Sp.  2.  p .  I l7 .  t .   122.  B.  P .  flexuosa,  
 Mett.  P .  seiniaduata,  Philippi. 
 Hab. Chili aiid Chiloe.-A very distinct species, easily recognizable by  its large distinct  
 pmnules,  of which only the lowest of the  basal pinnæ are agam compound. 
 20.  P.  Dalhousiæ,  I lk . ;  S t.  strong,  erect  about  1  ft.  
 liaht-brown •  fr.  2-3 ft.  1.,  12-18  iu.  br.,  tri-  or  quadripinnatifid  ,  tippei  pm næ   
 linear  unbranched,  decurrent  down  to  the  n ex t  pair,  lower  ones  sometimes  
 1  ft  l ’  deltoid  ; pinnl. with  simple  or  occasionally with  branched  Imeai  segm., 
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