126 Holm Additions to the Flora of Washington. 



901. Habenaria tridantata Hook. 



Beyond Silver Hill. G. W. Oliver. 

 909. Spiranthes gracilis Bigel. 



Smithsonian Park. Piney Branch. Eastern Branch woods. 

 The author. 



914. Tipularia discolor Nutt. 



North Brookland. Robert Ridgway. Fort Myer. The au- 

 thor. 



915. Microstylis ophioglossoides Nutt. 



Sandy Spring road ; a single specimen. H. W. Henshaw. 

 Near Blagden's Mill. P. Gauges. 



917. Liparis Loeselii Rich. 



North end of Massachusetts Avenue bridge. G. W. Oliver. 



919. Corallorhiza multiflora Nutt. 



Below Burnt Mills ; four specimens in flower in the second 

 week of August. H. W. Henshaw. 



HjEMODORACEM 

 925. Aletris fariiiosa L. 



Fort Whipple ; above Blagden's Mill. H. W. Henshaw. Sil- 

 ver Hill. G. W. Oliver and M. B. Waite. 



IRIDACEJE. 

 927. Iris verna L. 



Bladensburg. M. B. Waite. 



LILIACEM. 



946. Smilacina stsllata Desf. 



About forty specimens in full bloom, besides several younger 

 individuals, were observed on a shaded rock about three miles 

 above Aqueduct Bridge, on the Virginia shore, in the second 

 week of May. The author. 



947. Maianthemum Canadense Desf. 



Swamp near the Reform School. G. W. Oliver. 



