

Bicknell : Ferns and flowering plants of Nantucket 195 



escape straying along a fence and into a low field at the edge of 

 the town, 1904-07. 



Phragmites Phragmites (L.) Karst. 



A 



Woods 



* 



Tridens flava (L.) Hitchc. Rhodora 8 : 210, 

 Tricuspis sesslerioides (Michx.) Torrey. 



In an enclosed grassy lot showing sandy exposures on North 

 Street about a quarter mile west of the Sea Cliff Inn, September, 

 1907. Vigorous tufts and larger groups in full flower were scat- 

 tered through the lot. Probably introduced. 



Triplasis purpurea (Walt.) Chapman. 



Everywhere in dry white sand on dunes and exposed places. 



* Diplachne maritima nom. nov. 



Diplachne procumbeiis Nash, in Britton, Man. 128. 190 1, not D. 

 procnnibens Arech.Gram. Urug. 1894, fide Hitchc. U. S. Dept. 

 Agric. PL Ind. Bull 33: 17. F 1903. 



Sparingly on the shores of Sachacha Pond, 1899; in consider- 

 able abundance on the sandy shore of Miacomet Pond, 1907, a 

 reduced form, growing in small, congested, flatly prostrate tufts 

 1-2 dm. in diameter: culms numerous, crowded, branched 0.5-2 

 dm. long; panicles 3-8 cm. long, mostly included, their branches 

 short, appressed, 1-4 cm. long; spikes 8-10-flowered, 6-8 cm. 

 long; flowering scales 2.5-4 mm. long, much less pilose-fringed 

 on the margins and at the base than in the more strongly devel- 

 oped plant from further south, the awns 1.5-3 mm. long. 



* Eragrostis Purshii Schrad. 



Scattered along the sandy sides of Main Street near the edge 

 of the town in 1899 ; it had spread but little in 1904 and 1906 

 and the following year had been nearly exterminated by the par- 

 ing of the street. 



Eragrostis major Host. 



Occasionally found by street-sides in the town and infrequent 

 in the suburbs ; a single plant at 'Sconset, 1904. 



*E 



Very common. A 



(M 



