4.  A.  longifolia,  Ell.  Pubescent;  stem  terete  ;  leaves  linear  and  linear-
lanceolate,  acute  at  each  end,  slightly  petiolcd,  rough-margined,  the  lowest  com-
monly opposite,  sometimes  wliorled ;  umbels  pubescent,  slendcr-peduncled,
many-flowered,  alternate,  opposite  or  whorled ;  flowers  small,  pale  purple ;
corolla  reflexed;  leaves  of  the  crown  deep  purple,  oval,  shorter  than  the  gy-
nostegium, and  adnate  to  its  stalk;  follicle  lanceolate,  tomentose.  (A.  longi-
folia, Michx.  in  part.)  —  Low  pine  barrens,  Florida,  and  northward.  July.  —
Stem  1°  - 1|°  high.     Leaves  3'  -  6'  long.     Corolla  4"  wide.
3.    PODOSTIGMA,    Ell.
Calvx  5-parted.  Corolla  5-parted,  with  the  lobes  erect.  Leaves  of  the  crown
destitute  of  a  horn,  ascending,  incurvcd-bcakcd  at  the  apex,  united  with  the  base
of  the  long  and  slender  gynostegium.  Stigma  small,  depressed.  Seeds  comose
—  A  low  pubescent  simple-stemmed  perennial  herb,  with  opposite  lanceolate
sessile  leaves,  and  few-flowered  umbels  on  lateral  peduncles.
1.  P.  pubescens,  EH-  —  Low  pine  barrens,  Florida  to  North  Carolina.
June -Oct.  —  Root  tuberous.  Stem  6' -12'  high.  Leaves  erect,  l'-2'  long.
Umbels  of  4  -  6  orange-colored  flowers.  Corolla  4"  -  5"  long,  as  long  as  the
pedicel,  longer  than  the  short  peduncle,  the  oblong  lobes  wavy  on  the  margins.
Follicles  linear-lanceolate,  tomentose,  4' -6' long,  many-seeded.  Seeds  oval,
winged.
4.    METASTELMA,    R.  Brown.
Calyx  5-parted.  Corolla  bell-shaped,  the  lobes  mostly  hoary -pubescent  within
Crown  S  leaved,  inserted  on  the  base  or  on  the  summit  of  the  gynostegium.
Stigma  flat.     Follicles  Blender,  smooth.     Seeds  comose.  —  Twining  shrubs,  with

-mo Mill  haves.     Umbels  few-flowered.     Flowers  small,  white.
