The Avengers Vol. 1 (1963-1996) #231

Plot

Bizarre plant-like creatures have taken over a SHIELD base near Baltimore! And just in time for a visit from President Ronald Reagan and Colonel Nick Fury! Shockingly, the President of the United States is taken prisoner! However, Earth's Mightiest Heroes are on their way for a rescue mission of presidential proportions! After a quick site recon by Captain Marvel, the Avengers put their plan into action! Can the Avengers save the Great Communicator from the clutches of the Plantman? Or will the bellicose botanist plunge the U.S. into anarchy? (mycomicshop.com)