Four-Leaf Clover

a poem

Of the genus Trifolium and family leguminous,
The true cause of abnormality is unknown. 
Whether it's somatic mutation 
Or environmental implications,
The why is less often asked. 
Growing in patches, often in thousands,
These herbaceous, photosynthetic creatures 
Bear flowers of pink and white. 
Significant in their symbiotic relationships, 
Rich in ni…