﻿502 
  

  

  Smith: 
  Studies 
  in 
  the 
  genus 
  Lupinus 
  

  

  San 
  Felipe, 
  Feb., 
  1901, 
  C. 
  Grahendorfer 
  (LX); 
  San 
  Martin 
  Island, 
  

   March, 
  1897, 
  T. 
  S. 
  Brandegee 
  (UC); 
  San 
  Quentin, 
  1889, 
  E. 
  Palmer 
  

   708 
  (G); 
  San 
  Telmo, 
  May, 
  1890, 
  T. 
  S. 
  Brandegee 
  (UC); 
  San 
  

   Tomas, 
  April, 
  1886, 
  C. 
  R. 
  Orcutt 
  (NY, 
  UC); 
  Temecala, 
  March, 
  

   1882, 
  M. 
  E. 
  Jones 
  (G) 
  ; 
  Tia 
  Juana, 
  April, 
  1882, 
  C. 
  R. 
  Orcutt 
  

   (UC) 
  ; 
  locality 
  not 
  given, 
  1876, 
  E. 
  Palmer 
  g6 
  (NY). 
  

  

  California. 
  San 
  Diego 
  ^ounty: 
  Coyote 
  Canyon, 
  Colorado 
  

   Desert, 
  April, 
  1902, 
  H. 
  M. 
  Hall 
  2821 
  (UC) 
  ; 
  Desella, 
  April, 
  1903, 
  

   T. 
  S. 
  Brandegee 
  (UC). 
  

  

  3a. 
  Lupinus 
  truncatus 
  Nutt.; 
  Hooker 
  & 
  Arnott, 
  Bot. 
  Beechey 
  

  

  ■ 
  

  

  Voy. 
  336. 
  1840. 
  [Fig. 
  6i.1 
  

  

  Branched, 
  3-6 
  dm. 
  tall, 
  appressed-pubescent 
  or 
  practically 
  

   glabrous; 
  petioles 
  usually 
  flattened, 
  sometimes 
  widely 
  margined, 
  

   leaflets 
  linear, 
  five 
  to 
  seven, 
  truncate, 
  emarginate 
  or 
  two- 
  to 
  

   three-toothed 
  at 
  the 
  apex', 
  20-40 
  mm. 
  long, 
  2-3 
  mm. 
  wide; 
  racemes 
  

   6-15 
  cm. 
  long, 
  very 
  lax 
  and 
  few-flowered; 
  flowers 
  spreading 
  or 
  

   somewhat 
  drooping 
  after 
  anthesis, 
  10-12 
  mm. 
  long, 
  pedicels 
  2-3 
  

   mm. 
  long, 
  bracts 
  usually 
  persistent, 
  lanceolate, 
  2-3 
  mm. 
  long; 
  

   cal>^ 
  commonly 
  ebracteolate^ 
  upper 
  lip 
  bifid, 
  2-2.5 
  mm. 
  long, 
  

   lower 
  lip 
  entire 
  and 
  acute 
  or 
  minutely 
  three-toothed, 
  4 
  mm. 
  long; 
  

   petals 
  more 
  or 
  less 
  dark 
  purple, 
  banner 
  about 
  10 
  mm. 
  long, 
  9 
  mm- 
  

  

  I 
  em 
  • 
  

  

  Fig. 
  61. 
  Lupinus 
  TRUNCATUS 
  Nutt. 
  i.O. 
  W. 
  Knight 
  6980 
  (G); 
  2. 
  C, 
  P. 
  Smith 
  2855 
  

  

  (CPS); 
  3. 
  C. 
  P. 
  Smith 
  1446 
  (CPS). 
  

  

  wide, 
  abruptly 
  contracted 
  into 
  an 
  evident 
  claw, 
  wings 
  about 
  8x5 
  

   mm., 
  keel 
  some 
  8 
  mm. 
  long, 
  the 
  short 
  stout 
  bltiht 
  point 
  upturned, 
  

   the 
  free 
  edges 
  below 
  more 
  or 
  less 
  ciliate, 
  and 
  densely 
  ciliate 
  above 
  

   from 
  near 
  the 
  base 
  of 
  the 
  point 
  to 
  near 
  the 
  claw; 
  pods 
  more 
  or 
  less 
  

   spreading, 
  about 
  30 
  mm. 
  long 
  and 
  5-6 
  mm. 
  wide, 
  with 
  spreading 
  

   hairs 
  1-2 
  mm. 
  long, 
  ovules 
  six 
  or 
  seven; 
  seeds 
  rhomboid, 
  plump, 
  

   about 
  3x2.5 
  mm. 
  in 
  side-view, 
  pale 
  flesh-color 
  with 
  obscure 
  

   markings 
  of 
  a 
  darker 
  tint, 
  or 
  densely 
  marbled 
  with 
  dark 
  brown. 
  

  

  This 
  is 
  a 
  well 
  defined 
  species. 
  Though 
  superficially 
  resembling 
  

   L. 
  sparslfloriis 
  hiopinatus, 
  the 
  two 
  can 
  be 
  easily 
  distinguished 
  

  

  