Chrysanthemum morifolium). Need a break? Play the USA TODAY Daily Crossword Puzzle. The fall bloomers form a thick mound of fragrant lobed leaves ranging from dark green to a silvery blue green.

A research team has established a CRISPR/Cas9 gene-editing system for Chrysanthemum morifolium, targeting the CmPDS gene to explore gene functions and enhance breeding. By combining transient and ...