Vellozia

(from the article `Liliales`) ...occur after prolonged droughts, the bulbs, dormant for years, quickly sprout, come into flower, and produce seed. Another interesting adaptation ...
Found on http://www.britannica.com/eb/a-z/v/12

Vellozia

Vellozia is a genus of tropical woody-stem plants of the family Amaryllidaceae. They are mostly natives of South Africa and Brazil. The leaves grow in clusters at the tips of the branches and bear showy campanulate single flowers.
Found on http://www.probertencyclopaedia.com/browse/BV.HTM
No exact match found