72 BOTANY OF LA SAL,I,E COUNTY. 



P. Norve giaca. Stout, erect, hairy, y* to 2 ft. ; 



leaves ternate, leaflets obovate. 

 P. supina*. Decumbent at base or erect, stout, 



leafy; leaves pinnate, 5 to 11 obovate leaflets 



P. paradoxa of 5th Ed. 

 P. Canadensis. Five Finger. Slender, prostrate 



hairy; leaves apparently of 5 obovate, sessile 



leaflets. 

 POTERIUM. (Sanguisorba of Wood) Burnet. Erect, 



tall; leaves pinnate," smooth, large; flowers G. 



W., in long spikes. 

 P. Canadensis. P. Branched toward top; 2 to 6 



ft. Wet lands; Reddick farm. 

 ,ROSA. P. Roses. Spiny or prickly shrubs with 



odd-pinnate leaves, having stipules united to 



petiole; calyx urn shaped, becoming fleshy in 



fruit. 



Ip 



W. R. setigera. Climbing Rose. Prairie Rose. Mich- 

 igan Rose. Climbing, armed with stout, nearly 

 straight, scattered prickles. Ju. 



R. blanda. Early Wild Rose. Nearly smooth 

 leaves pale G.., slightly downy beneath; leaflets 

 5 to 7; 2 to 3 ft. 



R. Carolina. Swamp Rose. Armed with stout, 

 hooked prickles; leaves of 5 to 9 elliptical leaf- 

 lets, dull G. above brighter below; 4 to 7 ft. 

 Ju. Sept. Damp lands. 



R. lucida. Dwarf Wild Rose. Leaves shining 

 above; leaflets generally 7; 1 to 6 ft. Damp 

 places. 



R. rubiginosa. Sweet briar. Eglantine. Armed 

 wiih strong recurved prickles and many smaller 

 ones; Stems stout, leaves thickish, 5 to 7 leaf- 

 lets, broad, oval, rusty beneath; fruit large, 

 scarlet. About old places. 



