A survivor

The goldfish from Brazil
This is Nematanthus tropicana, a hybrid of  N. perianthomegus and N. radicans.
Nematanthus, is a genus of about 30 trailing or climbing sub-shrubs from tropical South America. They are often called "goldfish" plants or "clog plants", referring to the shape of the flowers in shades of red, orange and yellow. 
The plant  was given as a cutting to  Mistress Talpa some 50 years ago. It has flowered ever since