The Flower of Eternity — Margery Hilton

"It'll be fun meeting one of those strong, silent explorer types," Gail Denning said blithely when she joined the all-male expedition Max Christiern was to lead into the Peruvian jungle in search of a lost valley and the flower reputed to hold miracle healing power.

But Gail, spoilt and indulged by the men in her father's team, did not bargain for Max's disapproval of her 'hoyden schoolgirl defiance' of him during the dangers they faced on the journey -- and the fun turned to heartbreak when she fell in love with him, only to be told scornfully, 'Go back to England -- with your tame little crew of men -- and grow up!

Hero: Max Christiern
Heroine: Gail Denning