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pollenmore about pollen


  2  definitions  found 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
  Pollen  \Pol"len\,  n.  [L.  pollen  fine  flour,  fine  dust;  cf  Gr 
  1.  Fine  bran  or  flour.  [Obs.]  --Bailey. 
  2.  (Bot.)  The  fecundating  dustlike  cells  of  the  anthers  of 
  flowers.  See  {Flower},  and  Illust.  of  {Filament}. 
  {Pollen  grain}  (Bot.),  a  particle  or  call  of  pollen. 
  {Pollen  mass},  a  pollinium.  --Gray. 
  {Pollen  sac},  a  compartment  of  an  anther  containing  pollen, 
  --  usually  there  are  four  in  each  anther. 
  {Pollen  tube},  a  slender  tube  which  issues  from  the  pollen 
  grain  on  its  contact  with  the  stigma,  which  it  penetrates, 
  thus  conveying,  it  is  supposed,  the  fecundating  matter  of 
  the  grain  to  the  ovule. 
  From  WordNet  r  1.6  [wn]: 
  n  :  a  fine  powder  produced  by  the  anthers  of  seed-bearing 
  plants;  fine  grains  contain  male  gametes 

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