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Darwin called the origin of the angiosperms an "abominable mystery".
Wintergreen Chimphila umbellata attract pollinators.
Two largest families of angiosperms
Honeysuckle, into a headLonicera hispidula
Dehiscent fruit, Legumes into a head
Cypselas, modified calyx (the Pappus) into a head
Poison Ivy into a head
Mescaline from the peyote cactus into a head
Cannabis sativa into a head
Quinine tx malaria into a head
Erythroxylum coca into a head