The wild rose / Jennifer Donnelly.

Enhanced descriptions from Syndetics:

The third book in the sweeping, multi-generational saga that began with The Tea Rose , The Wild Rose is a "lush story of epic proportions" ( Romantic Times Book Review ).
The Wild Rose is a part of the sweeping, multi-generational saga that began with The Tea Rose and continued with The Winter Rose . It is London, 1914. World War I looms on the horizon, women are fighting for the right to vote, and explorers are pushing the limits ofendurance in the most forbidding corners of the earth. Into this volatile time, Jennifer Donnelly places her vivid and memorable characters: Willa Alden, a passionate mountain climber who lost her leg while summiting Kilimanjaro with Seamus Finnegan, and who will never forgive him for saving her life; Seamus Finnegan, a polar explorer who tries to forget Willa as he marries a beautiful young schoolteacher back home in England; Max von Brandt, a handsome German sophisticate who courts high society women, but has a secret agenda in wartime London.

Many other beloved characters from The Winter Rose continue their adventures in The Wild Rose as well. With myriad twists and turns, thrilling cliffhangers, and fabulous period detail and atmosphere, The Wild Rose provides a highly satisfying conclusion to an unforgettable trilogy.