00414naa a2200145 a 450000100080000000500110000800800410001910000170006024500560007726000090013365000200014265300180016265300140018077300740019418060232017-04-12       1954    bl ---       0--  u    #d1 aALLEN, G. O.  aAn annotated key to the Nitelleae of North America.  c1954  aPlanta Aquatica  aAquatic plant  aNitelleae  tBulletin of the Torrey Botanical Clubgv.81, n.1, p.35-60, Jan. 1954.