4.  P.   pilOSlim,    Nutt.      Softly  pubescent  or  villous  ;   branches  short,  erect  ,

leaves  lanceolate,  entire,  acute  at  each  end,  none  of  them  whitened  ;  cymes
small,  compact,  corymbose;  calyx-teeth  ovate-lanceolate,  acme,  and,  like  the
bracts,  hoary  tomentose,  or,  in  var.  lbptodon,  Gray,  subulate  and  villous. —
Upper  <I i - 1 1 i<  t ^  of  Georgia,  ami  northward.  Aug.  aud  Sept. —  Stem  2°  high.
Leaves  1'-  2'  long.
LABIATE.       (MINT    FAMILY.)  o\5

5.  P.  muticum,  Pcrs.  Smootli  or  tomcntose  ;  stem  corymbosely  branched  ;
leaves  ovate  or  ovate-lanecolate,  acute,  sen-ate,  rounded  or  slightly  cordate  at
the  base^  sessile  or  short-petioled,  the  uppermost  whitened ;  cymes  small,  com-
pact, corymbose,  minutely  hoary-tomentose  ;  calyx-teeth  short,  triangular-ovate,
obtuse.  —  Dry  soil,  Florida  to  Mississippi,  and  northward.  Aug.  and  Sept.  — <
Stem  1  °  -  2°  high.     Leaves  1 '  -  2'  long.
+.    h_    +_    Cymes  capitate,  in  compact  corymbose  clusters :  bracts  shorter  than  the
flowers :  stem  and  rigid  entire  leaves  smoothish.
6.  P.  lanceolatum,  Fursh.  Stem  branched  ;  leaves  lanceolate  or  linear-
lanceolate,  acute,  rounded  at  the  base ;  cymes  numerous,  pubescent ;  bracts
ovate-lanceolate  ;  calyx-teeth  short,  triangular.  —  Dry  soil  in  the  upper  districts.
Aug.  and  Sept. —  Stem  2°  high.     Leaves  l'-2'  long.
7.  P.  linifolium,  Fursh.  Stem  branched;  leaves  very  numerous,  linear,
sessile;  cymes  smoothish  ;  bracts  linear,  acute  ;  calyx-teeth  lanceolate-subulate,
rigid,  acute.  —  Dry  soil,  Florida  to  Mississippi,  and  northward.  Aug.  and  Sept.
—  Stem  2°  high.
