BOTANY OF LA SALLE COUNTY. 131 



Jh. B. racemo sus. Nearly smooth. 

 B. eilia tus. P. Tall, fls. hairy. 

 Agropy rum re pens. Couch, Quitch or Quick 



Grass. Triticum repens of 5th Ed. 

 Jh. A. viola ceum. Spike ting-ed with Vi. 



Hor deum juba turn. Squirrel Tail Grass. Heads 



very bristly. 



H. praten se. Bristles short. 



El ymus Virgin icus. Erect, 2 to 3 ft., spike dense. 

 E. Canaden sis. Spike nodding-. 

 E. Canaden sis g-laucifolium. Pale G. 

 E.. stria tus. Woolly, spike dense, thick. 

 E. stria tus villo sus. Flowers very hairy. 

 Asprel la hys trix. Bottle-Brush Grass. Gymnos- 



tichum hystrix of 5th Ed. 

 SERIES II. 

 CRYPTOGA MOUSor FLOWERLESS PLANTS. 



Plants without stamens or pistils and producing- 

 instead of seeds small one-celled bodies called spores. 

 CLASS III. ACRO GENS. 



Plants with a distinct stem growing- from the 

 summit and usually having- leaves. 

 SUB-CLASS I. 'PTERIDO PHYTES. 

 Order 130. EQUISETA CEAE. 

 Equisetum. Horse tail, Scouring- Rush. Stems 



jointed, ang-ular or grooved, roug-h, more or less 



branched. 



E. arven se. Low, 8 to 12 in., much branched. 

 E. limo sum. Branches, uprig-ht if any. 

 E. hyema le. Few or no branched; \ l /z to 4 ft. 

 Jh. E. laevigatum. Slender, pale G. 

 Order 13L FIL ICS. Ferns. 



Polypo dium vulg-are. Polypod. Fruit dots round. 

 Adian turn ped turn. 

 Pter is aquili na. Brake. Found on leaf 2 to 3 ft. 



long-. 



