Helleborine gigantea (Douglas ex Hooker) Druce
synonym of Epipactis gigantea Douglas ex Hooker
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 26: Agavaceae, Aloaceae, Burmanniaceae, Dioscoreaceae, Haemodoraceae, Iridaceae, Liliaceae, Orchidaceae, Pontederiaceae, Smilacaceae and Stemonaceae. Oxford University Press, New York.
The content of the "Default citation" depends on the metadata supplied by the publisher. In some cases this may be incomplete.
Brouillet L, Desmet P (2017). Database of Vascular Plants of Canada (VASCAN). Version 37.2. Université de Montréal Biodiversity Centre. Checklist Dataset http://doi.org/10.5886/zw3aqw accessed via GBIF.org on 2017-04-30.
There may be more details available about this name usage in the verbatim version of the record.
This record was last modified in GBIF on Mar 7, 2017. The source was last visited by GBIF on Mar 7, 2017.
A record will be modified by GBIF when either the source record has been changed by the publisher, or improvements in the GBIF processing warrant an update.