This is probably Bc. (or Blc.) Keowee (C. Lorraine Shirai x B. nodosa). It is a variable hybrid, so they don't all look like this. There are some other hybrids that also bring together B. nodosa and C. dowiana that could look similar and can't be ruled out completely.
Last edited by PaphMadMan; 06-06-2015 at 01:28 AM..