Try to make your search as simple as possible:
Bladhia will find all items including that sequence of letters.
Search results for "Bladhia":
"Bladhia crispa" - Ardisia crispa
"Bladhia glabra" - Sarcandra glabra
"Bladhia japonica" - Ardisia japonica
"Bladhia pusilla" - Ardisia pusilla