Chapter 1

Hugo de Vries

Introduction

Part One

Part Two

Part Three

Part Four

Conclusion

chap 1

chap 2

chap 3

chap 4

chap 5

chap 6

chap 7

chap 8

chap 9

Evans

de Vries

Planck

Picasso

Hugo de Vries (1848 - 1935) Dutch botanist

http://library.thinkquest.org/19926/java/library/bios/devries.htm