004570000a22002050004500650001800000650001000018650001400028650001700042650001600059650001600075082001700091518001300108530000600121100002300127245003400150260004100184260000900225041000800234300000900242  aPlant ecology  aFungi  aPhylogeny  aThallophyles  aAngiosperms  aPollination  a581.5bD844e  a20010301  aM  aDrummond, J. M. F.  aEcology and plant diversities  aNew DelhibAgro Botanical Pub, India  c1990  aEng  a86p.