﻿182 
  COLLECTIONS 
  TOWARDS 
  

  

  lower 
  ones 
  oblong-ovate 
  ; 
  stem 
  two 
  or 
  three 
  feet 
  high, 
  the 
  leaves 
  so 
  

   small 
  and 
  remote 
  above 
  as 
  to 
  give 
  it 
  the 
  appearance 
  of 
  being 
  naked 
  ; 
  

   segments 
  of 
  the 
  calix 
  appressed 
  ; 
  corolla 
  of 
  a 
  pure 
  white, 
  not 
  plaited 
  

   beneath, 
  segments 
  oval 
  ; 
  the 
  whole 
  orifice 
  and 
  tube 
  villous. 
  A 
  very- 
  

   beautiful 
  species, 
  with 
  the 
  flowers 
  rather 
  small 
  and 
  crowded 
  as 
  it 
  were 
  

   in 
  verticillate 
  clusters. 
  

  

  4. 
  P. 
  *Cobaca. 
  Puberulum, 
  caule 
  pumilo 
  ; 
  foliis 
  oblongo-ovatis 
  

   argute 
  serrulatis 
  nitidis 
  ; 
  floribus 
  pubescentibus 
  maximis 
  inflatis 
  pur- 
  

   pureis, 
  intus 
  striatis 
  ; 
  calice 
  laciniis 
  ovatis 
  ; 
  appendice 
  longitudinaliter 
  

   barbato. 
  — 
  Hah. 
  In 
  the 
  sterile 
  and 
  denudated 
  portions 
  of 
  the 
  prairies 
  of 
  

   Red 
  river, 
  in 
  calcareous 
  soil. 
  Flowering 
  in 
  May. 
  — 
  Obs. 
  Perennial. 
  

   Upper 
  leaves 
  ovate, 
  beneath 
  slightly 
  pubescent 
  ; 
  flowers 
  by 
  pairs 
  ; 
  leaves 
  

   broadish 
  and 
  thick 
  ; 
  calix 
  viscidly 
  pubescent, 
  segments 
  oblong-ovate 
  ; 
  

   flowers 
  bluish 
  purple, 
  nearly 
  as 
  large, 
  and 
  almost 
  of 
  the 
  same 
  form 
  as 
  

   those 
  of 
  Cobaea 
  scandens 
  ! 
  ; 
  stem 
  about 
  a 
  span 
  high. 
  

  

  Orobanche 
  bijlora, 
  Gen. 
  Am. 
  vol. 
  2, 
  p. 
  59 
  (O. 
  uniflora, 
  Lin.). 
  — 
  

   In 
  the 
  Osage 
  prairie, 
  near 
  the 
  Verdigris 
  river. 
  

  

  Capraria 
  multifida. 
  — 
  Obs. 
  Calix 
  5-parted, 
  the 
  segments 
  subulate; 
  

   corolla 
  tubular, 
  subbilabiate, 
  base 
  of 
  the 
  tube 
  somewhat 
  globose, 
  border 
  

   4-lobed; 
  lobes 
  rounded, 
  upper 
  segment 
  emarginate, 
  the 
  lower 
  ones 
  

   entire; 
  capsule 
  ovate, 
  1 
  -celled, 
  2 
  and 
  at 
  length 
  4-valved 
  ; 
  seeds 
  very 
  

   numerous 
  and 
  minute 
  ; 
  duration 
  annual 
  ; 
  leaves 
  opposite 
  and 
  ternate, 
  

   lyrate, 
  partly 
  twice 
  trifid, 
  the 
  segments 
  linear-oblong 
  and 
  obtuse. 
  This 
  

   genus 
  appears 
  to 
  be 
  divided, 
  and 
  requires 
  revision 
  with 
  living 
  speci- 
  

   mens. 
  I 
  have 
  elsewhere 
  proposed 
  this 
  plant 
  as 
  a 
  genus 
  distinct 
  from 
  

   the 
  true 
  Caprarias 
  by 
  the 
  name 
  of 
  Leucospora. 
  

  

  Buchnera 
  Americana. 
  — 
  The 
  specimens 
  uncommonly 
  large. 
  

  

  ACANTHACEAE. 
  

  

  1. 
  Ruellia 
  strepens. 
  

  

  2. 
  R. 
  *humilis. 
  Erecta, 
  hirsuta 
  ; 
  foliis 
  oblongo-ovatis 
  integriuscu- 
  

   lis 
  sessilibus; 
  pedunculis 
  1 
  — 
  3-floris; 
  calicis 
  laciniis 
  filiformibus 
  tubo 
  

   corollae 
  duplo 
  brevioribus. 
  — 
  Hab. 
  On 
  rocks 
  in 
  the 
  upland 
  forests 
  

   and 
  prairies. 
  — 
  Obs. 
  Perennial. 
  Stem 
  seldom 
  exceeding 
  a 
  span 
  ; 
  the 
  

  

  