DYK Cup Plant (Silphium perfoliatum)holds water? The Goldfinches sure do love it. Plant it if it’s native to your region. #savingmonarchs #goldfinch #nativeplants #naturalgarden #songbird #birding | Saving Monarchs

49K views · 600 reactions | Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and pressure. But in the case of coal, these organisms consisted largely of some downright bizarre plants that once covered the Earth, from Colorado to China. | Eons • PBS | Facebook

48K views · 1K reactions | Lost Roman silphium may have been found again, but science is still checking the evidence. #AncientHistory #Archaeobotany #Silphium | History Vault | Facebook