1.  Weissia  nuda,  Hook,  and  Taylor.  [Naked  JFeissia.)
Stems  scarcely  any ;  leaves  ovato-lanceolate,  nerveless ;  cap-
sule ovate,  cernuous,  gibbous  on  one  side. — Eng.  Fl.  jo-  19.
Discelium  nudum,  Milll.  8ijn.pt.  I.  p.  149.
On  clayey  soil,  near  Manchester,  Mr.  Caley,  and  near  Perth,
Mr.  Don.     It  is  also  found  in  the  plains  of  other  northern


■\TEISSIA.  109

countries  of  Europe,  but  nowhere  common.  Fr.  August.
The  epithet  naked  is  given  to  it  from  the  comparatively
small  proportion  of  foliage  attached  to  it.  The  stem  and
capsule  are  of  a  reddish  colour.
2.  TTeissia  nigeita,  Hedw.  [Black-fruited  TTeissia.)
Stem  elongated ;  leaves  lanceolate,  acuminated,  nerved ;
caj)sule  obovatCj  arcuato-cernuous,  gibbous,  furrowed;  lid
hemispherical,  obtusely  pointed. — Enr/.  Fl.]}.  10.  Catasco-
pium  nigritum,  Hull.  Si/n.  jjf.  1.  p.  510.
Moist  banks  on  the  mountains,  on  damp  sandy  spots  in
the  plains;  plentiful  on  Ben-y-glae,  sands  of  Barrie,  near
Dundee,  St.  Andrews,  Mr.  Howie,  Gullan  Links,  etc.  Fr.
August.  The  rounded,  drooping,  and  black  capsules  traced
with  furrows,  of  this  interesting  j\Ioss,  distinguish  it  from
all  others.  It  is  found  in  abundance  on  the  Eocky  Moun-
tains of  North  America.
■^^  Capsule  erect,  or  cerniious  from  the  curvature  uf  the
seta,  equal.     Leaves  ovate  or  lanceolate,  nerved.
3.  "Weissia  elongata,  Hoppe  and  Hornsch.  [Elovfjated
TFeissia.)  Stems  elongated,  densely  tufted ;  leaves  closely
imbricated,  lanceolate-ovate,  obtuse, reticulated,  entire;  nerve
strong,  reaching  nearly  to  the  point;  seta  flexuose,  arched;
capsule    ovali-pyriform,  the  lid    conical. — Eiuj.  Fl.  p.  19.
110


HISTORY    OP   BRITISH   MOSSES.
Mielichoferia  nitida,  var.  elongata,  Milller,  Sj/n.  paH  1.
p.  235.
