189 



Fig. 485. Calamagrostis cinnoides (Muhl.) Scribn. Mem. Torr. 

 Club. 5 : 42. 1895. (Arundo cinnoides Muhl. ; Calamagrostis nuital- 

 liana Steud.). Nuttali/s Reed-grass. — A stout, erect perennial, 

 9 to 15 dm. high, with rather broad, flat leaves and contracted 

 panicles 6 to 14 dm. long. Spikelets 6 to 8 mm. long ; prolongation 

 of the rachilla (c), bearing at its apex a tuft of hairs. — Moist soil, 

 Maine to North Carolina and Alabama, and west to Ohio. August, 

 September. 



