
 
        
         
		: í  :í  .1 
 very  narrow  simple  or  forked  linear  p in n l.;  texture  herbaceous  ;  raclns  firm,  
 e r e c t;  sori linear,  solitary, marginal.—Hh.  Sp.  3. p . 213.  2nd Gent.  t.  37. 
 Hab. Norfolk Island.—Easily recognized by its dimorpbons fronds. 
 throughout ;  lower  segm.  again  pinnatifid ;  ult.  divisions  narrowly  linear  ;  
 texture  thinly  herbaceous ;  rachis  firm,  erect ;  one  vein  in  each  division ;  sori  
 solitary, marginal.—Hh.  Sp.  3. p .  216.  2nd Cent.  t.  37. 
 Hab.  New  Guinea  and  the  Philippines  ;  and  a  similar  plant,  with  simply  pinnate  
 pinnæ and a stem about 1 in.  1.,  from Fiji and Celebes. 
 174.  A.  (Dare a)  muUifidum,  Brack.  ;  S t .   stout,  erect,  grey,  naked,  slightly  
 paleaceous,  12-18  in. 1. ; f r .   2-3  ft.  1.,  12-18  in.  b n ,  subdeltoid,  quadripinnatifid,  
 with nuinerousBΫ«® on each side, the low'est 6-9 in. 1., 4 in. hr. ; pinnl. lanceolate-  
 deltoid,  truncate  a t  the  base  on  the  lower  side ;  segm.  J - |  in.  1.,  j   in.  hr.,  the  
 lowest  cut  down  n early  to  the  rachis  below  into  close  oblong-spathulate  
 bluntly-toothed  divisions,  J   in.  br.  ;  texture  subcoriaceous  ;  raehis  grey,  firm,  
 rather  scaly  ;  vdns  and  sori  one  to  each  division,  the  latter  very  small,  quite  
 marginal.—Hh. Sp.  3. p .  212. 
 Hab. Tahiti,  Society Isles,  and Fiji. 
 naked,  greyish,  firm,A  (Darea)  Powellii,  Baker  ;  S t.  hrm ,   eerreecct t;;   ff rr ..    22 -- 33    fItt..  
 J in. hr.,  subdeltoid,  5-pinnatifid,  with  nuinerous imbricated  erecto-patent  
 on  each  side,  the  lowest  9-12  in  1.,  3-4  in.  hr.  ;  p in fi.  deltoid  8 m.  1., 
 176.  A. 
 ].,  12-181 
 ir in   Z   k low -r  e r le   gm .    deltoid,    aI-.their  ».:».  lower  /divisions  15 tri Ol zvn e  Qrroin  again  Td p in n TI n a/.a tifid I TI n  ;•    01,ult.I t . 
   
 divisions  linear,  lJ -2   lin.  1.,  -J lin.  hr.,  all  the  divisions  erecto-patent ;  _ texture  
 herhaceous ;  colour  bright-green  ;  rachis  firm,  compressed  upwards ;  veins  and  
 sori  solitary,  the  latte r small  (under  1  lin.  1.), linear-oblong,  submarginal. 
 Hab.  Samoa, Bev. T. Poiceii.—This comes nearest to the preceding,  but is  considerably  
 more divided. 
 176  A.  ferulaceum, Moore ;  st. 6-12  in. 1.,  firm,  erect,  naked,  greyish ;  
 fr   1-2  ft  1.  9-12  in.  hr.,  ovate-deltoid, with  several pinnm decreasing gradually  
 upwards,*  the  lowest  horizontal  or  deflexed,  6-9  in.  1.,  3-5  in  br.  ;  pinnl.  lanceolate 
 deltoid ;  segm.  |- 1   in.  1.,  their  divisions  again  pinnatifid  ;  ult.  lohes  
 lin e a r  blunt,  1  Iin.  1.,  J  lin.  br.  ;  teccture th in ly   herhaceous ;  colour bright-green ;  
 main  'rachis  firm,  naked ;  veins  solitary ;  sori  lateral,  very  sinalL—i ? / ,  Sp.  3.  
 p .  216.  2nd Cent,  t,  38. 
 Hab. Andes of Ecuador and New Granada. 
 SSSS  Athyrium, Roth.  Veins  free,  sori  more  or  less  curved,  sometimes horse-  
 slm-shaped.  Sp.  177-199.  Fig.  38.  e. 
 *  Fronds deltoid.  Sp.  177-180. 
 177  A.  (A th y r.)  crenulatum,  Fries  ;  st.  6-12  in.  1.,  scattered,  firm,  erect,  
 naked,  straw-coloured,  clothed  towards  the  base witli  large  ovate  dark-brown  
 scales ’  fr.  9-15  in.  each way,  deltoid,  tri-  or  quadripinnatifid,  with  9-12 ptnnæ  
 on  each  side,  the  lowest  much  the  largest,  6-9  in.  1.,  lJ -2   in.  br.  ;  pin n l.  la.n-  
 ceolate  cut  down  to  the  rachis  except  towards  the  point  on  each  side  into  4-6  
 b lu n t  oblong  segm.  2  lin.  1.,  1  lin.  br.,  which  are  b lu n tly   toothed ;  texture^  
 herbaceous ;  raehis  straw-coloured ;  both  surfaces  hairy   or  nearly  naked ;  sort 
 2-6  to  a  segm.,  oblong,  usua lly  nearly  straight,  often  double.—Hh.  Sp.  3. 
 p .  226. 
 Hab.  Scandinavia by way of Siberia to Japan. 
 178.  A.  (A th y r.)  spinulosim,  Baker ;  st.  6-12  in.  1.,  scattered,  firm,  erect,  
 naked,  straw-coloured,  more  or  less  clothed  througliout  with  lanceolate  pale-  
 brown  scales  ; f r .   9-12  in.  each way,  deltoid,  tri- or  quadripinnatifid, with  9-12  
 pinnæ  on  each  side,  the  lowest much the  largest,  6-9  in.  1.,  2g-3 in.  hr.,  ovate-  
 lanceolate ;  pinnl.  lanceolate,  cut  down  to  the  rachis  on  each  side  into  6-9  
 oblong-rhomboidal  mucronate  segm.,  2  lin.  1.,  1  Im.  br.,  which  are  sharply  
 toothed ;  texture  herbaceous ;  rachis  firm,  naked,  or  nearly  so ;  sori  2-10  to  
 a  segm.,  usua lly  round  and  the  invol.  ovate,  but  occasionally  ohlong,  and  the  
 invol.  slightly  curved.—Cystopteris  spinulosa, Max.  F l. Amur. p .  340. 
 Hab. Amur-land, Uaximowiez; Manchuria,  Wilford,  1163 ;  Korea,  Wilford,  908. 
 179.  A.  (A th y r.)  suUriangulare,  Hk. MSS.  ;  st.  6-12  in.  1.,  firm,  erect,  naked,  
 .clothed  towards  the  base with  lanceolate  pale-brown  scales  ; / r .   1  ft.  each way,  
 deltoid,  quadripinnatifid,  with  12-18  pinnæ  on  each  side,  the  lowest much the  
 largest,  6-9  in.  1.,  2  in.  br.,  lanceolate ;  pm n l.  lanceolate,  cu t  down  to  the racuis  
 on  each  side  into  9-12  close  elliptio-rhomboidal  segm.,  2  lin.  1.,  1  hn.  hr., which  
 are  inciso-serrated,  sometimes  halfway  down  ;  texture herbaceous  ;  rachis m*m,  
 naked ;  sori  2-12  to  a  segm.,  roundish,  b u t  the  lower  mvol.  quite  horseshoe-  
 shaped.—Athy. Hookerianum, Moore. 
 Hab.  Sikkim,  10-12,000 ft.  ;  gathered  hy  Dr. Hooker.—Pinnæ  more  numerous than  
 in the  preceding,  the segments narrower, more  abundantly  but  not  so  sharply toothed,  
 the sori more copious,  and the involucre different. 
 180.  A.  (A th y r.)  m e d i u m ,   H k .  ;  S t.  tufted,  4-6  in.  1.,  firm,  erect,  densely  
 clothed  throughout  with  crisped  linear  reddish-brown  scales ;  f r .   6-9  in.  1.,  
 4-6 in.  hr.,  subdeltoid,  tripinnate, with numerous  spreading B»«®  on  each  side,  
 the  lowest  3-4 in.  1.,  1 - lJ   in.  br.  ;  p i n n l .   numerous,  lanceolate-rhomboidal,  the  
 lohes  ovate-acuminate,  in  the  lower  p a rt  reaching  down nearly  or quite  to  the  
 ra c h is ;  t e x t u r e   herbaceous;  r a e h i s   firm,  erect,  fibrillose;  pinnate,  conspicuous  
 ;  s o r i   copious,  often  6-8  to  a  segm. ;  i n v o l .   roundish,  r e n i f o rm . - « / . 
 Sp.  S. p . 227.  Ic.  t. 43. 
 Hab.  Tristan d’Aounha.—A well-marked  species,  which was  placed by Carmichael in  
 Aspidium. 
 **  Fronds lanceolate or  ovate-lanceolate.  Sp.  181-199. 
 , pinnatifid  above,  cut  
 d E 7 t o '’’th ri7 c h is ‘ b T o V to to   blun’t  ovate-rhomioIdalB»«ft, which  are broadly  
 lobed  about  halfway  down  to  the-  m id rib ;  ¿ « » «   herbaceous,  bop  surfafis  
 slio-htly h a irv   and  glandular ;  sori  2-6  to  a  pmnl.,  placed  near the base  of  the  
 teeth  hispid,  l u n u l a t e . - « / .   Sp.  3. p.  220.  Athyrium,  Faton. 
 Hab.  Loo-Choo Islands.—A small  plant  with  the  habit  of Cystopteris fragilis,  and a  
 slender wide-creeping rhizome. 
 182  A.  (A th v r.) Hohenacherianum,  Kunze ;  st.  tufted,  2-4  in.  \.,  firm,  erect,  
 clothed  throughout  ra th e r  closely  with  linear-subulate  scales;  f r .   6-9  in.  1.,  
 lL-3  in  br  ovate-lanceolate,  with  numerous  lanceolate  pmnm  on  each  side,  
 which  a’re  cut  down  below  nearly or  quite to  the  rachis  into  ovate mciso-serrated  
 p in n l ;   texture herbaceous  ;  raehis  naked  or  scaly below  ■,  son   copious,  oblong ;  
 invol,  conspicuous,  some  distinctly  curved.  H k .  Sp.  3. p .  220. 
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