183 



Fig. 177. spartina stbicta maritima (Walt.) Scribn. Mem. Torr. 

 Bot. Club, 5:45. 1894. (Dactylis maritima Walt. Fl. Car. 77. 1788; Spartina 

 glabra Muhl. Gram. 54. 1817.) CREEK SEDGE, or THATCH.— An erect and 

 often stout, salt-marsh grass from 6-24 dm. (20-8°) high, with long, flat leaves 

 and few or many, erect, appressed spikes. Spikelets {a) 12-16 mm. (6"-8") long, 

 loosely imbricated; empty glumes acute, the first shorter than the second, 

 which exceeds or equals the flowering glume. Palea (6) exceeding the flow- 

 ering glume. 



In S. STRiCTA ALTERNIFLORA ( Lois. ) A. Gray, Man. Bot. ed. 2, 552. 1856. (Spar- 

 Una alterniflora Lois. Fl. Gall. 2 : 719. 1807.) The culms are 12-18 dm. (40-6"=) 

 high, spikes slender, appressed, 8-13 cm. (3'-5') long; spikelets barely over- 

 lapping. 



Along ditches and creeks of the salt mar.shesof both the Atlantic and Pacific 

 coasts. July to October. 



