| References 
      
        
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          |  | Other Source(s): |  |  |  |  | Source: | Indices Nominum Supragenericorum Plantarum Vascularium 2014, website (version 9-Apr-2012) |  |  |  | Acquired: | 2014 |  |  |  | Notes: | Reveal, James L. 2012. Indices Nominum Supragenericorum Plantarum Vascularium: Alphabetical Listing by Genera of Validly Published Suprageneric Names. http://www.plantsystematics.org/reveal/pbio/fam/allspgnames.html [accessed 19 Nov. 2014] |  |  |  | Reference for: | Ephedrales |  |  
|  |  |  |  |  |  | Source: | ITIS & Species 2000 Catalogue of Life Management Hierarchy, 2014, document (version Plantae) |  |  |  | Acquired: | 2014 |  |  |  | Notes: | M. Ruggiero & D. Gordon, eds. 2014. Consensus Management Hierarchy for the ITIS & Species2000 Catalogue of Life. Contributors: Nicolas Bailly, Thierry Bourgoin, Richard Brusca, Thomas Cavalier-Smith, Daphne Fautin, Dennis Gordon, Gerald Guala, Michael Guiry, Paul Kirk, Elliot Lefkowitz, David Mabberly, David Maddison, Alan Paton, Michael Ruggiero, Peter Stevens, and Brian Tyndall |  |  |  | Reference for: | Ephedrales |  |  
|  |  |  |  |  |  | Source: | NODC Taxonomic Code, database (version 8.0) |  |  |  | Acquired: | 1996 |  |  |  | Notes: |  |  |  |  | Reference for: | Ephedrales |  |  
|  |  |  |  |  |  | Source: | The Gymnosperm Database, database (version 2011-05-27) |  |  |  | Acquired: | 2012 |  |  |  | Notes: | Available at http://www.conifers.org/index.php |  |  |  | Reference for: | Ephedrales |  |  
|  |  |  |  |  |  | Source: | The PLANTS Database, database (version 4.0.4) |  |  |  | Acquired: | 1996 |  |  |  | Notes: | National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA. http://plants.usda.gov |  |  |  | Reference for: | Ephedrales |  |  
|  |  |  |  |  |  | Source: | The PLANTS Database, database (version 5.1.1) |  |  |  | Acquired: | 2000 |  |  |  | Notes: | National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA. http://plants.usda.gov |  |  |  | Reference for: | Ephedrales |  |  
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