The orchid Laelianthe Marie Speranski (Maron) is a hybrid registered with the Royal Horticultural Society by Maron in 1899.
Top three species ancestors and their influences are

• Guarianthe skinneri (50.00%)  subgenus Circumvola  section: Moradae 
• Laelia rubescens (50.00%)  subgenus Laelia  section: Podolaelia