Digitaria GRAMINEAE Paspalum 



[D. serotina Mx. 



Attributed to Delaware by Gray's Manual and by Britton & 

 Brown: 111. Flora, but no specimen or record has been seen.] 



D. filiformis (L.) Koehler. 



Frequent in sandy and sterile open ground. Late July to Sept. 



Var. villosa (Walt.) Fern. (Z). villosa of Gray's Man., ed. 7.) 

 Rare: Oldtown Neck, along Chesapeake Bay (No), Fernald, 

 Long & Fogg, 5193, 13 Oct. 1935 (P, G). 



Leptoloma Chase. 



L. cognatum (Schultes) Chase. Fall Witch Grass. 



Local, in dry, sandy soil of the Coastal Plain: j&eld along Route 

 18, 5 mi. s. w. of Lewes (S), A. V. Smith, 22 Oct. 1938 (T) ; roadside 

 2 mi. e. of Harbeson (S), R. R. Tatnall, 4397, 13 Oct. 1939 (T, G); 

 along railroad, 3^ mi. n. e. of Snow Hill (Wo), R. R. Tatnall, 4760, 

 13 Oct. 1940 (T, P, A, G). 



Axonopus Beauv. 



A. furcatus (Fliigge) Hitchc. 



Rare: pine woods near Townsend (No), Fernald, Long & Fogg, 

 5207 (P, T) ; our only known station for this southern species, and 

 probably the northern limit of its range. 



Paspalum L. 

 P. dissectum L. 



Infrequent, in shallow water or wet places of the Coastal Plain. 

 Mid-Sept, to mid-Oct. 



P. fluitans, of E. Tatnall, "Cat. Plants of New Castle Co., 

 1860," should probably be referred here. 



P. setaceum Mx. 



Infrequent, in open sandy soil and sandy woods of the Coastal 



Plain. July to Oct. 



'■■' ./ 



Var. supinum (Bosc) Trin. (P. supinum Bosc.) Rhodora . 

 390. 1935.) 

 Rare: fields, Greenbank (NC), Commons, 8 Aug. 1883 (A), 

 det. A. Chase; pine woods, Eastville (No), Fernald & Long, 

 5192, 11 Oct. 1935 (T, P). 



[36] 



