Euphorbia silenifolia (live succulent). It is a dioecious, perennial succulent herb with an ellipsoid, subterranean tuber (geophyte) which grows during the winter months. Its tuberose roots merging into underground stems (cudexes) with a tuft of narrow tappering leaves and flowers above ground. The plants are not visible during the summer. During autumn the thin leaves start to grow from the apex of the underground stem. Plant 150 mm tall, flowering in winter.