Columnea Species, Goldfish Plant

It seems very difficult to acquire a 'true' Columnea gloriosa. Current (2022) web searches seem to heavily feature Nematanthus gregarius...Read More falsely advertised as C. Gloriosa. Also have bought what was supposed to be a C. gloriosa from a 'reputable nursery' and got a C. microphylla instead. So much confusion about what actually is a Columnea gloriosa, and is seemingly very difficult/rare to find the 'real' one.

I live in Texas and grow this as a houseplant. It roots extremely easy in water when I take 6 inch cuttings. It is an easy plant to care ...Read Morefor. Beautiful blooms.

How can this be a ground cover and an epiphyte, info is a bit confusing.