﻿32 
  KEY 
  AND 
  FLORA 
  

  

  C 
  

  

  Style 
  undivided. 
  Plants 
  from 
  fibrous 
  roots. 
  

  

  Flowers 
  yellow 
  or 
  orange. 
  Hemerocallis, 
  VIII 
  

  

  Flowers 
  white. 
  Yucca, 
  XVII 
  

  

  D 
  

  

  Style 
  usually 
  undivided. 
  Plants 
  from 
  coated 
  or 
  solid-looking 
  bulbs. 
  

  

  Leafy-stemmed 
  plants. 
  Flowers 
  large, 
  solitary, 
  or 
  apparently 
  

   umbeled. 
  Fritillaria, 
  X 
  

  

  Apparently 
  stemless 
  plants. 
  

  

  (a) 
  Plants 
  with 
  the 
  smell 
  of 
  onions 
  or 
  garlic. 
  Flowers 
  

   umbeled. 
  Allium, 
  VI 
  

  

  (ft) 
  Plants 
  scentless. 
  Flowers 
  umbeled. 
  Nothoscordum, 
  VII 
  

   (c) 
  Flower 
  solitary, 
  erect, 
  large. 
  Tulipa, 
  XII 
  

  

  (rf) 
  Flower 
  solitary, 
  nodding. 
  Erythronium, 
  XI 
  

  

  (e) 
  Flowers 
  racemed. 
  Perianth 
  with 
  hardly 
  any 
  tube. 
  

   Stigma 
  a 
  single 
  knob. 
  Scilla, 
  XIII 
  

  

  (_/) 
  Flowers 
  racemed. 
  Perianth 
  with 
  hardly 
  any 
  tube. 
  

   Stigma 
  3-cleft. 
  Camassia, 
  XIV 
  

  

  (#) 
  Flowers 
  corymbed. 
  Perianth 
  with 
  hardly 
  any 
  tube. 
  

   Leaves 
  linear. 
  Ornithogalum, 
  XV 
  

  

  (h) 
  Flowers 
  racemed. 
  Perianth 
  with 
  a 
  tube. 
  Leaves 
  lance- 
  

   linear. 
  Hyacinthus, 
  XVI 
  

   E 
  

  

  Style 
  undivided. 
  Plants 
  from 
  scaly 
  bulbs. 
  Lilium, 
  IX 
  

  

  SUBFAMILY 
  II. 
  SMILACEJ5 
  

   Climbers, 
  often 
  tendril-bearing. 
  Flowers 
  dioecious. 
  Smilax, 
  XXV 
  

  

  I. 
  CHAM,ffiLIRIUM 
  Will.!. 
  

  

  Rootstock 
  short 
  and 
  thick, 
  bitter. 
  Stem 
  simple, 
  erect, 
  leafy, 
  

   smooth. 
  Lower 
  leaves 
  spatulate 
  to 
  obovate, 
  the 
  stem 
  leaves 
  

   narrower. 
  Flowers 
  small, 
  white, 
  in 
  a 
  spike-like 
  raceme, 
  dioe- 
  

   cious. 
  Perianth 
  of 
  6 
  linear-spatulate 
  segments. 
  Stamens 
  6, 
  fil- 
  

   aments 
  longer 
  than 
  the 
  perianth. 
  Ovary 
  3-celled 
  ; 
  styles 
  3. 
  

   Fruit 
  an 
  ovoid, 
  3-angled, 
  many-seeded 
  capsule.* 
  

  

  