Botanists call them "helper pigments," because carotenoids absorb some sunlight and (nicely) pass the energy along to chlorophyll.
"Shennongjia has been a place of significant scientific interest particularly for botanists and the mountains have featured prominently in the history of botanical inquiry," part of the report was cited at the meeting.
All that botanists can say in many lectures was explained in a moment by this little flower.
