Sources:
https://theconversation.com/did-bees-live-in-the-time-of-dinosaurs-125792
https://www.britannica.com/plant/Magnoliid-clade#ref72769
https://www.digitalatlasofancientlife.org/learn/embryophytes/angiosperms/angiosperm-phylogeny/
http://www.firstladies.org/biographies/firstladies.aspx?biography=7