
 
        
         
		into  close,  distinctly-crenated  lobes  lg-2  Hn.  br.  ;  texture  subcoriaceous;  rachis  
 and under  surface  not  hairy,  b u t  densely  coated  with  golden  viscose  glands  ;  
 veinlets 6-8  on  a  side  ;  sori  marginal ;  invol.  persistent,  gland-ciliated.—Hlc. Sp.  
 4. p . 96. 
 Hab.  Sandwich Isles,  Brackemidge,  IHllebrand. 
 60.  N.  (Last.)  velatum,  Hk.  ;  St.  3-4  in.  I.,  densely  clothed  with  large,  ovate,  
 pale-brown  scales  ; f r .   1J-2  ft.  1.,  4-6 in.  br.,  lanceolate-oblong ;  p innæ  2-3  in. 1.,  
 J  in.  br.,  cut  down  neariy  to  the  rachis  into  blunt,  oblong,  slightly-crenated  
 lobes  J   in.  br.  ;  texture subcoriaceous  ;  raohis densely  scaly,  like  the  stem  ;  veins  
 6-6  on  a side  ;  sori marginal.—H k .  Sp.  4.  p .  101.  t.  247. 
 Hab.  Cuba, Linden,  1901.—Well marked in the group by its very scaly rachis. 
 61.  N.  (jhaat.) palustre,  Baker ;  St.  1  ft.  or  more  L,  naked,  stramineous  ; f r . 
 2-3 ft.  1.,  8-12  in.  br.  ;  pin næ  close,  erecto-patent,  4-6  in.  1.,  f   in.  br.,  cut  down  
 nearly to the  rachis  into  linear-oblong,  entire,  slightly-falcate  lobes  J   in.  br.  ;  
 texture herbaceous ;  rachis  and  both  sides  quite  naked  ;  veinlets  6-8  on  a  side  ;  
 so®* filling up  the greater p a rt  of the  space  between midrib and edge ;  invol. small,  
 ciliated.—Aspid. Mett. 
 Hab. Brazil,  Lindberg,  633.—In  general  habit  most  like N. montanum,  but the lobes  
 narrower,  and veinlets simple. 
 62.  N.  (Last.)  diplazioides, H k .  ;  st.  tufted,  6  in.  or  more 1.,  densely  clothed  
 with  linear-spreading  dark-brown  scales ;  f r .   2-3  ft.  1.,  8-12  in.  br.  ;  p innæ 4-6  
 in. ]., 1-1J  in. br., with a gland  a t the base  beneath, cut  down to a broadly-winged  
 rachis into  nearly  entire,  linear-oblong  subfalcate  lobes  2  lin.  br.  ;  texture herbaceous  
 ;  rachis fibrillose,  under  side  naked ;  veinlets  8-9  on  a  side ;  sori near the  
 m id rib ;  invol.  small,  setose.—H k .  Sp.  i . p .   99. 
 Hab.  Columbia, Moritz,  408, Fendler,  159.—Distinguished  by  its  herbaceous  texture  
 and broad lobes,  not reaching much more  than halfway down to the midrib. 
 63.  N.  (Last.)  pachyracMs,  H k .  ;  St.  6  in.  or  more  1.,  n early  naked  ; f r .   2-3  
 ft.  8-12  in.  br.  ;  pinnæ 4-6 in.  1.,  |-1   in.  br., with a  gland  a t  the  base  beneath,  
 cut  down  to  a broadly-winged  rachis  into  spreading  entire  b lu n t lobes 2  lin. br.  ;  
 lower  pinnæ  dwindling  down  gradually  to  mere  auricles ;  texture  herbaceous,  
 under  side  naked  ;  veinlets  8-9 on  a  side ;  sori near the midrib  ;  invol.  prominent,  
 glandular.—Hk.  Sp.  i . p .   100. 
 Hab.  Venezuela,  Moritz,  409, Fendler,  472.—Deeper  cut  than  the  last,  and  nearly  
 naked,  with  a more  prominent and persistent involucre.  A. decrescens and cheilanthoides,  
 Kze.,  are allied plants, with which we are not acquainted. 
 64.  N.  (Last.)  lonckodes, H k .  ;  rhizmne creeping ;  st.  12-18 in. 1., glossy, naked ;  
 f r .   1-2  ft.  1.,  6-10  in.  br.  ;  pinnm  4-6  in.  1.,  J - |  in  br.,  the  lower ones with  close  
 entire  lobes  2  lin.  br.,  reaching two-tliirds of the way  down ;  texture coriaceous ;  
 rachis and  nnder  surface  finely  pubescent ;  veinlets 4-6  on  each  side  ;  sori about  
 midway  between  the  edge  and margin.—H k .  Sp.  4. p .  99. 
 Hab.  Cuba,  Wright,  1007-8. 
 63.  N.  (Last.)  deltoideum,  Desv.  ;  st.  tufted,  3-6  in.  1.,  densely  clothed with  
 deciduous  linear  scales ;  f r .   1-2  ft.  1.,  4-8  in.  br.  ;  p innæ  of  the  lower  th ird   or  
 q u a rte r  suddenly  dwarfed,  the  larger  ones 2-4 iu.  1.,  j-1   in.  br.,  cut  two-thirds  
 of  the  way  down  into  close  entire  lobes  2  lin.  br.  ;  texture  coriaceous  ;  raehis  
 villose,  under  side nearly  naked  ;  veinlets  prominent,  8-10  on  a  side  ;  sori nearer  
 the  edge  th an  the midrib  ;  mvol. very  fugacious.—H k .  Sp.  4. p .  103.  Polyp. Nw. 
 Hab. West Indies.—Groups of veins  not  unfrequently sligbtly united.  Easily recognizable  
 by  the abrupt dwarfing  of the  pinnæ below  the  centre  of the  frond. 
 + t  Veinlets forked.  Sp.  66-73. 
 66.  N.  (Last.)  Thelypteris,  Desv.  ;  rhizome  slender,  wide-creeping ;  st. about  
 1  ft.  1.,  slender,  stramineous  ; f r .   1-2  ft.  1.,  4-6  in.  br.  ;  p innæ  spreading,  2  3  
 in.  1.,  J   in.  br.,  cut  down  very  nearly  to  the  rachis  into  entire  spreading  linear-  
 oblong lobes,  those of  the  barren  frond  the  broadest ;  fowe® ?)***««  equalling the  
 others ; npper veinlets simple, lower ones forked ;  texture herbaceous ; raehis and both  
 sides naked  ;  sopi  smali,  not  confluent,  in  rows  near  the  recurved  edge.—B r it, F.  
 1 .13.—?, N .  squamulosmn, H k .  ;  rachis of  the pinnæ  slightly s e a ? .—H k .  Sp.  4.  
 p .  88.  Hemestheum,  Neum. 
 Hab,  Norway to Spain,  Italy.  Cashmere  (5-6,000  ft.),  and Amur-land  ;  Cape Colony,  
 Natal, Angola, New  Zealand;  United States. 
 67.  N.  (Last.) montanum.  Baker  ;  st.  short,  tufted  ; f r .   1J-2  ft.  1.,  6-8  in. br. ;  
 pinnoe  3-4  in.  1.,  1  in.  br.  a t  the  base,  cut  down  to  a  broadly-winged  rachis  into  
 close,  blunt,  oblong  lobes  ;  lower  pinnæ  distant,  and g ra d u a l?   dwarfed  down  to  
 mere  auricles  ;  texture herbaceous  ;  rachis naked,  or  slightly  scaly below,  under  
 surface glandular ;  lower veins forked  ;  sori in rows near  the  edge.—Polyp.  Vogler.  
 N. Oreopteris, Desv.—H k .  Sp.  4. p .  90  ;  B rit.  F .  t.  14.  Hemestheum, Neum. 
 Hab.  Lapland to Spain, Greece,  and Georgia. 
 r  * 
 i'  i 
 68.  N.  (Last.)  apieiflorum, H k .  ;  St.  tufted, 6-12 in.  1.,  clothed  throughout with  
 linear  spreading  scales  ;  f r .   2-3 ft.  i.,  8-12  in.  br.  ;  p innæ  close,  lanceolate,  the  
 largest 4-6  in.  1.,  | - J   in.  br.,  cut  down  to  the  rachis  into  uniform,  close,  blunt,  
 subentire lobes  J   in.  br.  ;  rachis  more  or  less  scaly  ;  texture  herbaceous,  under  
 side naked  ; sori 6-8 to a lobe, confined  to  the  upper th ird  ;  invol. firm, prominent.  
 —H k . Sp.  4. p .  112.  t.  248. 
 Hab. N.  India up to  9,000 ft.—Like N.  Filix-mas in general habit,  but remarkable  in  
 the sori being restricted to the tip  of the lobes. 
 69.  N.  (Last.) microsorum,  H k .  ;  si. 1  ft.  or more 1.,  fibrillose,  especial? below ;  
 f r .   2  ft. 1.,  1  ft.  br. ;  p innæ  6  in.  I.,  1 j - l j   in.  br.,  cut  down  to  tlie  rachis below  
 into  close, blunt, entire  lobes j  in. br.,  lower ones not reduced  ;  texture herbaceous ;  
 rachis fibrillose, those of the pinnæ  and  lobes villose, nnder surface naked  ; veinlets  
 8-9 on  a side, most of them  forked  ;  sori midway between the  edge  and midrib.—  
 Hk.  Sp.  4. p .  106. 
 Hab.  Foot of Mount Chimborazo,  Spruce. 
 70.  N.  (Last.) grisetm. Baker  ;  St.  firm,  erect,  grey,  villose  upwards  ; /■.  1J   2  
 ft.  1.,  8-9  in.  br.,  oblong-lanceolate ;  pinnæ  close,  3-4  in.  1.,  | - J   in. br.,  narrowed  
 gradually  from  the  base  to  the  apex,  cut  down  n early  to  the  rachis  into  blunt,  
 entire lobes 2  lin.  br., with  recurved  edges ;  texture  subcoriaceous  ;  rachis villose,  
 and veins beneath  slightly  so  ;  veinlets about  10  on  a  side,  mostly  forked  ;  sori  
 small,  submarginal  ;  invol.  ciliated. 
 Hab.  Cochin,  S. Hindostán, Rev. Mr.  Johnstone. 
 71.  N,  (Last.)  sagenioides,  Baker  ;  st.  tnfted,  slender,  0-12  in.  1.,  dark  chesnut-  
 brown,  s e a ?  below ; /®.  12-24  in.  L,  6-12  in  br.,  oblong-lanceolate;  pinnoe 3-6  
 in. 1.,  1  in.  br.,  the  lowest pa ir ra th e r  shorter  than  the  others,  and deflexed  ;  lohes  
 cut  down  to  a  broadly-winged  centre,  linear-oblong,  blunt,  entire  or  s lig h t?   
 crenate  ;  texture  papyraceo-herbaceous ;  rachis polished,  like  the  stem ;  veinlets  
 6-8 on  a side,  the  lower ones  forked ;  sori in  rows near the edge ;  invol. fugacious.  
 —Aspid. Mett.  N. melanopus, I l k .  Sp.  4. p .  110. 
 Hab.  Malayan  Peninsula  and  Isles.—A very  distinct  plant,  resembling  some of the 
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