182 Bicknell: Ferns and flowering plants of Nantucket 



original description, no actual comparison having been made with 

 type material. 



* Schizachyrium littorale (Nash) comb. nov. 



Andropogon littoralis Nash, in Britton, Man. 69. 190 1. 

 'Sconset ; Polpis. Specimens collected are less notably differ- 



scop 



Jersey 



Andropogon abbreviates Hack. 



Common and widely distributed in low grounds. In some 

 seasons not flowering until September. 



Andropogon virginicus L. 



Common on the level tract below the " Cliff," elsewhere ap- 

 parently infrequent. 



Andropogon furcatus Muhl. 



Rather common in Squam, sparingly in Polpis and near Ac- 

 quidness Point ; not met with elsewhere. 



SORGHASTRUM AVENACEUM (Michx.) Nash. 



Rather common on the eastern side of the island and locally 

 elsewhere : Abram's Point ; Polpis ; Squam ; 'Sconset ; South 

 Pasture ; the Woods ; Long Pond, often only freshly in flower at 

 the middle of September. 



* Paspalum psammophilum Nash. (A. S. Hitchcock, Rhodora 8 : 

 205. 1906.) 



Paspalum prostratnm Nash, not Scribn. & Merr. 



Common and generally distributed, often growing in pure 

 sand. Near Gibbs' Pond plants were measured which covered a 

 diameter of 4 to 53^ feet with their prostrate radiating stems. 



Michx 



Q 



near the town ; Long Pond and elsewhere. Spikelets glabrous 



5 



mm. long. In the usual form the larger leaves are commonly 



3 



very 



by a roadside near Long Pond had spikelets 1.75 mm. long, 

 spikes 5-10 cm. in length, and leaves 5-13 



mm 



