Question: Duvalia and Maxillaria, are a genus of orchids?

Related documents: [0]  [DOC] Duvalia is a succulent plant genus in the tribe Stapeliae, milkweed subfamily Asclepiadoideae, in the family Apocynaceae (dogbane). [END] 
[1]  [DOC] Maxillaria, abbreviated as Max in the horticultural trade, is a large genus of orchids (family Orchidaceae). This is a diverse genus, with very different morphological forms. Their characteristics can vary widely. [END]  
Answer: no
no