TENNESSEE FI>()RA. 95 



P. glabruni Gaiidin., var. Mississippiense Gatting:er. Confined 

 to strong argillacoons soils, and immediately disappearing where 

 calcareous soils commence. Vicinity of Nashville, etc. Sep- 

 tember-October. 



P. latifoliuni L. Thickets, edge of woodlands, appearing 

 early. May-Jnne. 



P. laxifloruiu Lam. Damp, rich woodlands; highlands. 

 July-Angnst. 



P. iiiicrocarpoii Miihlb. (P. muUijioruin Ell.). Rich and 

 moist localities. Not freqnent. Ocoe valley, East Tenn. ; Craggy 

 Hope, Cheatham Co. July-August. Not to be mistaken for 

 P. dichotomacrum, var. microcarpon, wiiich appears early in 

 April-May. 



P. prolifei'ilin Lam. Wet lands. Very common. August- 

 October. 



Var. g-eiiiculatmii Ell. With the former. 



P. sanguinale L. Cornfields and roadsides everywhere. 

 Se})tember. 



P. scopariiim Miihlb. (P. paucifiorum Ell.). Cedar barrens 

 near Lavergne. August-September. 



P. verriicosum Miihlb. Swampy lands along Cumberland 

 river, Jones' Bend, Mitchellville. September. 



P. virgatuiii L. Moist, sandy soil along Cumberland river; 

 highlands and barrens at Tullahonia. July-August. 



Setai'ia glauca Beauv. Common. Fields and waste places. 

 August-September. 



Var. hi^vigata Chapm. Glades of Middle Tenn. More 

 common than the former. 



S. viridis Beans. Fields and roadsides. Frequent. July- 

 September. 



S. verticillata Beans. Cultivated lands. Not frequent. 



S. Italica Kunth. Frequently cultivated and escaped. Au- 

 gust-September. 



Peiiieilliria spicata Kunth. Cultivated and sometimes es- 

 caped. July-August. 



GciK-hruH tvlbuloides L. Sandy banks of Mississippi river. 

 July-August. 



Sparlina cijnosuroide.'< Willd. Brownsville, West Tenn. 

 September-October. 



