user: Question: what's the minimum species in the peruvian amazon with taxonomy s Fern ( Pteridophyta )
Columns: ['Taxonomy', 'Species in the world', 'Species in Peru', 'Species in the Peruvian Amazon', 'Peru Vs. world (Percent)', 'Peruvian Amazon Vs. Peru (Percent)']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Amphibians', 5125.0, 403.0, 262.0, 8.0, 65.0]
SQL:

assistant: SELECT MIN("Species in the Peruvian Amazon") FROM "Table" WHERE "Taxonomy" = 's Fern ( Pteridophyta )';