human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Taxonomy, Species in the world, Species in Peru, Species in the Peruvian Amazon, Peru Vs. world (Percent), Peruvian Amazon Vs. Peru (Percent)
###Question: what's the minimum species in the peruvian amazon with taxonomy s fern ( pteridophyta )
gpt
SELECT MIN Species in the Peruvian Amazon FROM table WHERE Taxonomy = s Fern ( Pteridophyta )