I received this plant as Octomeria lobulosa . For my untrained eyes, it looks pretty similar to O. grandiflora . I appreciate opinions and information with regard to these two species! If you know a good literature of this group, please let me know. Update : My friend, Alfonso Doucette, provided me a link to a Ph. D thesis, where the author proposed that O. lobulosa to be synonymous to O. grandiflora (see the bottom of this post for the link). I looked around information for O. lobulosa , but there is almost no information about O. lobulosa . The only thing I found is from Orchidaceae Brasilienses Book 1 by Pabst & Dungs (1975) . So here is an excerpt from the book: The book has only illustrations of the flowers (see the figure), and there is no descriptions. So I'm not so clear about the differences. From looking at the book, the width of the petals and sepals seems to be different. The sepals and petals of the O. grandiflor...
Plants, Orchids, and Life in North