Aubépine (hawthorn) isn’t particularly scandalous as far as shape goes, but in springtime would afford a suitable floral cover for Romantic Sobbing (as long as your heroine vigilantly clears the ground beneath; I can attest from personal experience that fallen thorny twigs and branches are a serious injury hazard.) The blossoms can smell either sweetly floral (1) or powerfully animalic (2)—likened variously to carrion, fish, or vulvas, which might be even more fun if she’s some flavor of queer.

(1) Which seems to be the kind referenced in this perfume: https://archive.ph/axE80

(2) Which has been my own experience; Robert Graves’ similar account suggests that it also occurs in Old World species.