Smallest angiosperm genomes found in lentibulariaceae, with chromosomes of bacterial size.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&dopt=Abstract&db=PubMed&list_uids=17203433

Correlated evolution of genome size and seed mass.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&dopt=Abstract&db=PubMed&list_uids=17204088

Genome Size Evolution in Relation to Leaf Strategy and Metabolic Rates Revisited.

http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&dopt=Abstract&db=PubMed&list_uids=17204534

-- 
==================================================================
Stefanie De Bodt, PhD       

DEPARTMENT OF PLANT SYSTEMS BIOLOGY
VIB/GHENT UNIVERSITY, Technologiepark 927, B-9052 Gent, Belgium
Tel. 32 (0)9 3313692
Website: http://bioinformatics.psb.ugent.be/
==================================================================