PLANTS COLLECTED OR OBSERVED. 517 



Poa compressa L. Fields and roadsides, common (No. 1426). Introduced. 

 Poa pratensis L. Common, especially at roadsides (No. 1142). Introduced. 

 Panicularia brachyphylla Nash. Rich swampy woods, margin of Lake Drum- 



mond, May 2 (No. 115 C. & E.). 

 Panicularia obtusa (Muhl.) Kuntze. Shaded swamp near Elizabeth City. N. C, 



August 2 (No. 8003). 

 Panicularia pallida (Torr. ) Kuntze. Marshy ground near Portsmouth, May 13 



(No. 1152); margin of Lake Drummond, July 13 (No. 1017). 

 Festuca elatior L. Frequent along ditches (No. 1287). Introduced. 

 Festuca myuros L. Sandy fields and roadsides, May (Nos. 1324, 1427). 

 Festuca octoflora Walt. Sandy fields and roadsides, common, May (Nos. 12(57, 



1272, 1370, 1403). 

 Festuca rubra L. Shore of Lynnhaven Bay, July 27 (No. 1855). 

 Festuca sciurea Nutt. Sandy field near Deep Creek, Norfolk County, May 17 



(No. 1204). 

 Bromus secalinus L. Along railways, waste ground, etc., May (Nos. 1831, bl22). 



Introduced. 

 Hordeum pusillum Nutt. Fields and waysides, abundant, May (Nos. 1028, 1229). 



Introduced. 

 Elymus virginicus L. Along ditches, common (No. 1690). 

 Arundinaria macrosperma Michx. Wooded swamps, abundant, May (Nos. 8(5 



C. & K., 1590, 1623). Known locally as "reeds." 

 Arundinaria tecta (Walt.) Muhl. Moist open woods, abundant. May (Nos. 1038, 



1845). 



CYPERACEAE. 1 



Cyperus cylindricus (Ell.) Britton. Common on the inner sand dunes (Nos. 



1510, 1538, 1744, 2017). 

 Cyperus diandrus Torr. Open marsh. Cape Henry, October 5 (No. 2127a). 

 Cyperus erythrorhizos Muhl. Bank of the Dismal Swamp Canal, Wallaceton, 



Norfolk County, November 3 (No. 2343). 

 Cyperus esculentus L. Sandy soil along Lynnhaven Bay. July 27 (No. 1854). 

 Cyperus filiculmis Vahl. Sandy soil along Lynnhaven Bay, July 27 (No. 1852). 

 Cyperus flavescens L. Moist ground at roadside. Deep Creek. July 22 (No. 1780) ; 



moist sand near the shore, Virginia Beach, August 3 (No. 2037). 

 Cyperus flavicomus Michx. Moist open ground at roadsides; near Lamberts 



Point, July 10 (No. 1691); Newbern, N. C, August 1, October 10 (Nos. 1969, 



2212) . 

 Cyperus grayi Torr. Common among the sand dunes, Ocean View to Virginia 



Beach (No. 1778). 

 Cyperus haspan L. River marshes, Elizabeth City, N. C, August 3 (No. 1995); 



Northwest, November 8 (No. 2:190). 

 Cyperus microdontus Torr. Moist ground at roadside, Deep Creek, Norfolk 



County (No. 1783). 

 Cyperus nuttallii Eddy. Moist ground near the beach, Virginia Beach, August 



4, October 2 (Nos. 20(56, 2127). 

 Cyperus ovularis (Michx.) Torr. Dry soil among undergrowth, Ocean View, 



July 8 (No. 1480). 

 Cyperus pseudovegetus Steud. Marshy ground and ditches at roadsides, fre- 

 quent (Nos. 1479, 1889,2161). 

 Cyperus retrofractus (L.) Torr. In sandy soil at roadside, Suffolk, July 11 (No. 



1582). 

 Cyperus rotundus L. In a garden, Suffolk, July 11 (No. 1567). Introduced. 



1 Determined by Dr. N. L. Britton. 



