The Oil-Producing Snapdragon Flower from South Africa (Diascia whiteheadii) (image) Stellenbosch University Share Print E-Mail Caption A snapdragon flower (Diascia whiteheadii) with an open flower and several buds. The twin spurs contain oil. Credit Anton Pauw Usage Restrictions Please credit Prof Anton Pauw Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.