Holm — Additions to the Flora of Washington. 19 



1058a. Carex g;risea AVahlbg. var. angustifolia Boott. 

 The Zoological Park. 



1064. Carex Careyana Torr. 

 Hinh Island. 



1065. Carex laxiculmis 8chw. {('. retnicurra Dew.) 

 Woods near Groat Falls, Md. 



1068. Carex laxiflora Lam. var. styloflexa lioott. 

 Terra Cotta swamp. 



*I072('. Carex laxiflora Lam. var. varians lUiil. 



Bunker Hill: the Smithsonian Park: the Virfiinia shore near Aqueduct 

 bridge. 



1075. Carex umbellata Schk. 



Exceedingly common on the sand hills around Terra Cotta and Fort 

 Totten; Sandy Landing. 



1077. Carex nigro=marginata Schw. 



Grassy banks along Rappley road near Sligo; Bunker Hill; on rocks 

 at Great Falls near the canal. 

 1 08 1. Carex prasina Vahl. 



Forest Glen. 

 *i092rt. Carex typhinoides Schwein. 



Low thickets near Hyattsville. 

 1 1 01. Vilfa aspera Beau v. 



Rocks at Great Falls. Md. 

 iioirt. Vilfa vaginaeflora Yasey. 



Common in the city% in lawns, vacant lots, etc.; along roads near 

 Hyattsville, Highlands, Great Falls, etc. 

 1104a. Agrostis elata Trin. 



Evidently common in woods, and has been found in many localities 

 besides those already recorded: near Chevy Chase; Cabin John; Great 

 Falls, Md., etc. 

 1 1 1 2. Muhlenbergia capillaris Kth. 



Very abundant forming large patches on the rocks at Great Falls, Md, 

 October, 1899. 

 1 1 19. Aristida purpurascens Poir. 



On dry rocks at Great Falls, Md.; near Hyattsville. 

 *ii24rt. Tricuspis seslerioides Torr. var. pallida Holm, n. var. 



A form with pale green spikelets; with the type near Marshall Hall, 

 1125a. Eatonia obtusata Gr. 



Low grounds near the Reform School. 

 1126a. Eatonia Dudleyi Vasey. 



In woods at Scott's run, Va. ; Sandy Landing. 



1129. niyceria laxa Scribner. 

 Still abundant in the Terra Cotta, swamp (Aug., 1900). 



