﻿LINDEN 
  FAMILY 
  157 
  

  

  2. 
  V. 
  aestivalis 
  Michx. 
  SUMMER 
  GRAPE. 
  Stem 
  climbing 
  high 
  ; 
  

   bark 
  shreddy. 
  Leaves 
  broadly 
  heart-shaped, 
  3-5-lobed, 
  the 
  lobes 
  

   dentate, 
  notches 
  rounded, 
  white-woolly 
  when 
  young, 
  often 
  nearly 
  

   smooth 
  when 
  old 
  ; 
  tendrils 
  or 
  panicles 
  opposite 
  2 
  out 
  of 
  every 
  3 
  

   leaves, 
  panicles 
  long 
  and 
  slender. 
  Fruit 
  dark 
  blue, 
  small, 
  very 
  acid. 
  

   In 
  rich 
  woods 
  E. 
  and 
  S.* 
  

  

  3. 
  V. 
  cinerea 
  Engelm. 
  DOWNY 
  GRAPE. 
  Branchlets 
  angular, 
  covered 
  

   with 
  whitish 
  or 
  grayish 
  down. 
  Leaves 
  entire 
  or 
  slightly 
  3-lobed, 
  with 
  

   whitish 
  or 
  grayish 
  down, 
  especially 
  on 
  the 
  under 
  side. 
  Berries 
  small, 
  

   black, 
  without 
  bloom. 
  S.W. 
  

  

  4. 
  V. 
  cordifolia 
  Michx. 
  FROST 
  GRAPE, 
  CHICKEN 
  GRAPE. 
  Leaves 
  

   rather 
  smooth, 
  thin, 
  and 
  shining, 
  either 
  not 
  lobed 
  or 
  somewhat 
  3-lobed, 
  

   heart-shaped, 
  with 
  the 
  notch 
  at 
  the 
  base 
  deep 
  and 
  acute, 
  taper-pointed, 
  

   with 
  large, 
  sharp 
  teeth. 
  Flower 
  clusters 
  large 
  and 
  loose. 
  Grapes 
  

   shining 
  black, 
  very 
  sour, 
  not 
  ripening 
  until 
  after 
  frosts; 
  seeds 
  1 
  or 
  

   2, 
  rather 
  large. 
  Moist 
  thickets 
  and 
  banks 
  of 
  streams 
  S. 
  

  

  5. 
  V. 
  vulpina 
  L. 
  RIVERSIDE 
  OR 
  SWEET-SCENTED 
  GRAPE. 
  Re- 
  

   sembling 
  V. 
  cordifolia, 
  but 
  the 
  leaves 
  more 
  shining 
  and 
  more 
  com- 
  

   monly 
  3-lobed. 
  Fruit 
  bluish-black, 
  with 
  a 
  bloom, 
  moderately 
  sweet, 
  

   \ 
  in. 
  or 
  more 
  in 
  diameter, 
  beginning 
  to 
  ripen 
  in 
  July. 
  Along 
  ponds 
  

   and 
  streams, 
  especially 
  W. 
  and 
  S.W. 
  

  

  6. 
  V. 
  rotundifolia 
  Michx. 
  MUSCADINE 
  GRAPE. 
  Stem 
  climbing 
  

   high; 
  joints 
  short; 
  bark 
  not 
  shreddy; 
  wood 
  very 
  hard, 
  often 
  pro- 
  

   ducing 
  long, 
  aerial 
  roots. 
  Leaves 
  orbicular, 
  heart-shaped 
  at 
  the 
  base, 
  

   coarsely 
  toothed, 
  nearly 
  or 
  quite 
  smooth. 
  Panicle 
  small. 
  Grapes 
  few 
  

   in 
  a 
  cluster, 
  large. 
  The 
  original 
  form 
  of 
  the 
  Scuppernong 
  grape. 
  S.* 
  

  

  64. 
  TILIACE^S. 
  LINDEN 
  FAMILY 
  

  

  Trees 
  or 
  shrubs, 
  rarely 
  herbs. 
  Leaves 
  alternate, 
  with 
  

   stipules. 
  Flowers 
  bisexual 
  in 
  cymes, 
  the 
  latter 
  usually 
  in 
  

   corymbs 
  or 
  panicles. 
  Sepals 
  5. 
  Petals 
  5 
  or 
  fewer, 
  or 
  want- 
  

   ing. 
  Stamens 
  many, 
  inserted 
  on 
  a 
  swollen 
  disk. 
  Ovary 
  2-10- 
  

   celled, 
  with 
  one 
  or 
  more 
  ovules 
  in 
  each 
  cell. 
  Fruit 
  1-12-celled, 
  

  

  dry 
  or 
  berry-like. 
  

  

  TILIA 
  L. 
  

  

  Trees 
  with 
  rough 
  gray 
  bark 
  on 
  the 
  trunk 
  ; 
  bark 
  of 
  the 
  twigs 
  

   smooth, 
  lead-colored 
  ; 
  wood 
  white 
  and 
  soft. 
  Leaves 
  cordate, 
  

   usually 
  inequilateral. 
  Cymes 
  axillary 
  or 
  terminal, 
  peduncles 
  

   adnate 
  to 
  a 
  large, 
  prominently 
  veined, 
  leaf 
  -like 
  bract. 
  Flowers 
  

   yellowish-white. 
  Sepals 
  5. 
  Petals 
  5. 
  Stamens 
  many, 
  in 
  5 
  

  

  