TY  - SER
AU  -  Darwin, Charles, 
TI  -  The Different Forms of Flowers on Plants of the Same Species 
AV  - QK 
PY  - 2003///
PB  -  Project Gutenberg, 
KW  -  Plants -- Variation
KW  -  Heterostylism
KW  -  Fertilization of plants
KW  -  Pollination
KW  -  Plant physiology
N1  -  Public domain in the USA;  Text
UR  -  http://www.gutenberg.org/ebooks/3807
ER  -