Stanhopea tigrina
var. nigroviolacea Morren
A Stanhopea-species with big flowers, up to 18 cm. The illustrations here come from a plant that survived 'since ever' in a hughe paper production factory in Zarnesti, Brasov district Rumania. Many of those hughe factories (all kind) used the spare heat to heat hughe greenhouses. In those greenhouse flowers ware grown or vegetables such as salads, tomatoes, peperonies, ...

I grow a Stanhopea tigrina var. nigroviolacea in my temperate greenhouse, bright and the compost almost never drys out.