292 



Fig. 588. Lepturus filiformis (Roth) Trin. Fund. Agros. 123. 

 1820. {Rottboellia filiformis Roth, Catal.. 1:21. 1797.) Slender 

 Hard-grass. — A slender and rather rigid, much-branched annual, 

 1 to 3 dm. high, with narrow, flat leaves, and slender, erect, or 

 curved spikes 2 to 12 cm. long. Spikelets 4 to 5 mm. long, vrith 

 acute empty glumes aud 1-nerved flowering glumes 3.5 mm. long. — 

 Waste places, southern Pennsylvania to Virginia. Introduced 

 from Europe. May-July. 



