gymnadeniopsis: genus of North American terrestrial orchids usually included in genus Habenaria
monocot genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed
survivor guilt: a deep feeling of guilt often experienced by those who have survived some catastrophe that took the lives of many others; derives in part from a feeling that they did not do enough to save the others who perished and in part from feelings of being unworthy relative to those who died