Romans believed the heart-shaped seeds of the silphium plant were natural combination aphrodisiac/contraception. Better sex with less risk of pregnancy. The shape of the seed later became symbol of love. - 9GAG
Ancient 'miracle plant,' believed extinct, said rediscovered in Turkey | The Times of Israel
Silphium - CooksInfo
Did the Ancient Greeks Fuck This Plant Until It Went Extinct?
Sex, Contraception, and Abortion in Medieval England – Dirty Sexy History
No, the Ancient Romans Didn't Overharvest Silphium to Extinction Because It Was a Highly Effective Contraceptive - Tales of Times Forgotten
Contraception in Ancient History | Europeana
Silphium, The Ancient 'Miracle Plant' Rediscovered In Turkey
Silphium, The Ancient 'Miracle Plant' Rediscovered In Turkey
Silphium: the lost ancient world's herbal birth control -- 2,500 years before modern contraceptives
Silphium, The Ancient 'Miracle Plant' Rediscovered In Turkey
Silphium: Mystery of ancient Roman contraceptive herb
3 The Heart <3 — In Defense of Plants
The mystery of the lost Roman herb - BBC Future
Silphium - Wikipedia
The Original Seed Pod That May Have Inspired the Heart Shape - Atlas Obscura
The mystery of the lost Roman herb - BBC Future
Silphium, the ancient contraceptive herb driven to extinction | Ancient Origins
This Lost Roman Era 'Miracle Plant' May Have Been Rediscovered
The mystery of the lost Roman herb - BBC Future
Why The Ancient Silphium Plant Was So Expensive
Silphium: the lost ancient world's herbal birth control -- 2,500 years before modern contraceptives
The Lost Plant Ancient Greeks Used for Medicine, Food and Contraception
This miracle plant was eaten into extinction 2,000 years ago—or was it?
Ancient Birth Control: Rare Facts & Stories You Haven't Heard
