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Justice League of America #99
A father-son team of aliens have come to Earth to sow seeds that will flower into giant plants intended to eliminate pollution. However, the plants pose different dangers to human life and the League must stop the misguided aliens.
Cover Date
June 1, 1972
On Sale Date
April 13, 1972
Pages
52
Cover Price
$0.25
Rating
Approved by the Comics Code Authority
Characters
Justice League of America [Superman; Black Canary; The Flash [Barry Allen]; The Atom [Ray Palmer]; Hawkman [Katar Hol]; Green Lantern [Hal Jordan]; Batman; Aquaman]; Bur Sed (villain); Ker Sed (villain); Lois Lane (cameo)
superhero